                         SEQUENCE LISTING

<110>  INHIBRX, INC.
 
<120>  POLYPEPTIDES COMPRISING MODIFIED IL-2 POLYPEPTIDES AND USES 
       THEREOF

<130>  01202-0011-00PCT

<150>  US 62/789,075
<151>  2019-01-07

<160>  104   

<170>  PatentIn version 3.5

<210>  1
<211>  133
<212>  PRT
<213>  Homo sapiens


<220>
<221>  misc_feature
<223>  Wild type Human IL-2

<400>  1

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  2
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2v

<400>  2

Ala Pro Ala Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Ala Lys Phe Ala Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Gly Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Ala Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  3
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-P65R

<400>  3

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  4
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-H16A

<400>  4

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu Ala 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  5
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-D84S

<400>  5

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Ser Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  6
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-E15S

<400>  6

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Ser His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  7
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-M23A

<400>  7

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Ala Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  8
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-E95Q

<400>  8

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Gln Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  9
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-P65E

<400>  9

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Glu Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  10
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-F42K

<400>  10

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Lys Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  11
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-H16A-F42K

<400>  11

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu Ala 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Lys Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  12
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-D84S-F42K

<400>  12

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Lys Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Ser Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  13
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-E15S-F42K

<400>  13

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Ser His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Lys Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  14
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-M23A-F42K

<400>  14

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Ala Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Lys Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  15
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-E95Q-F42K

<400>  15

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Lys Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Gln Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  16
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-P65R-H16A

<400>  16

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu Ala 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  17
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-P65R-D84S

<400>  17

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Ser Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  18
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-P65R-E15S

<400>  18

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Ser His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  19
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-P65R-M23A

<400>  19

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Ala Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  20
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-P65R-E95Q

<400>  20

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Gln Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  21
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-P65R-H16A-D84S (IL-2-RAS)

<400>  21

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu Ala 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Ser Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  22
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-T3A-C125S

<400>  22

Ala Pro Ala Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Ser Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  23
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-T3A-P65R-C125S

<400>  23

Ala Pro Ala Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Ser Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  24
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-T3A-H16A-C125S

<400>  24

Ala Pro Ala Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu Ala 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Ser Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  25
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-T3A-D84S-C125S

<400>  25

Ala Pro Ala Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Ser Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Ser Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  26
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-T3A-H16A-P65R-C125S

<400>  26

Ala Pro Ala Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu Ala 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Ser Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  27
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-T3A-P65R-D84S-C125S

<400>  27

Ala Pro Ala Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Ser Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Ser Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  28
<211>  133
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-T3A-H16A-P65R-D84S-C125S

<400>  28

Ala Pro Ala Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu Ala 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Ser Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Ser Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr 
    130             


<210>  29
<211>  124
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-no9-H16A-P65R-C125S

<400>  29

Thr Gln Leu Gln Leu Glu Ala Leu Leu Leu Asp Leu Gln Met Ile Leu 
1               5                   10                  15      


Asn Gly Ile Asn Asn Tyr Lys Asn Pro Lys Leu Thr Arg Met Leu Thr 
            20                  25                  30          


Phe Lys Phe Tyr Met Pro Lys Lys Ala Thr Glu Leu Lys His Leu Gln 
        35                  40                  45              


Cys Leu Glu Glu Glu Leu Lys Arg Leu Glu Glu Val Leu Asn Leu Ala 
    50                  55                  60                  


Gln Ser Lys Asn Phe His Leu Arg Pro Arg Asp Leu Ile Ser Asn Ile 
65                  70                  75                  80  


Asn Val Ile Val Leu Glu Leu Lys Gly Ser Glu Thr Thr Phe Met Cys 
                85                  90                  95      


Glu Tyr Ala Asp Glu Thr Ala Thr Ile Val Glu Phe Leu Asn Arg Trp 
            100                 105                 110         


Ile Thr Phe Ser Gln Ser Ile Ile Ser Thr Leu Thr 
        115                 120                 


<210>  30
<211>  124
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-no9-P65R-D84S-C125S

<400>  30

Thr Gln Leu Gln Leu Glu His Leu Leu Leu Asp Leu Gln Met Ile Leu 
1               5                   10                  15      


Asn Gly Ile Asn Asn Tyr Lys Asn Pro Lys Leu Thr Arg Met Leu Thr 
            20                  25                  30          


Phe Lys Phe Tyr Met Pro Lys Lys Ala Thr Glu Leu Lys His Leu Gln 
        35                  40                  45              


Cys Leu Glu Glu Glu Leu Lys Arg Leu Glu Glu Val Leu Asn Leu Ala 
    50                  55                  60                  


Gln Ser Lys Asn Phe His Leu Arg Pro Arg Ser Leu Ile Ser Asn Ile 
65                  70                  75                  80  


Asn Val Ile Val Leu Glu Leu Lys Gly Ser Glu Thr Thr Phe Met Cys 
                85                  90                  95      


Glu Tyr Ala Asp Glu Thr Ala Thr Ile Val Glu Phe Leu Asn Arg Trp 
            100                 105                 110         


Ile Thr Phe Ser Gln Ser Ile Ile Ser Thr Leu Thr 
        115                 120                 


<210>  31
<211>  124
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-no9-H16A-P65R-D84S-C125S

<400>  31

Thr Gln Leu Gln Leu Glu Ala Leu Leu Leu Asp Leu Gln Met Ile Leu 
1               5                   10                  15      


Asn Gly Ile Asn Asn Tyr Lys Asn Pro Lys Leu Thr Arg Met Leu Thr 
            20                  25                  30          


Phe Lys Phe Tyr Met Pro Lys Lys Ala Thr Glu Leu Lys His Leu Gln 
        35                  40                  45              


Cys Leu Glu Glu Glu Leu Lys Arg Leu Glu Glu Val Leu Asn Leu Ala 
    50                  55                  60                  


Gln Ser Lys Asn Phe His Leu Arg Pro Arg Ser Leu Ile Ser Asn Ile 
65                  70                  75                  80  


Asn Val Ile Val Leu Glu Leu Lys Gly Ser Glu Thr Thr Phe Met Cys 
                85                  90                  95      


Glu Tyr Ala Asp Glu Thr Ala Thr Ile Val Glu Phe Leu Asn Arg Trp 
            100                 105                 110         


Ile Thr Phe Ser Gln Ser Ile Ile Ser Thr Leu Thr 
        115                 120                 


<210>  32
<211>  362
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Wild type IL-2-xELL knob Fc

<400>  32

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr Pro Gly Gly Gly Gly Asp Lys Thr His Thr Cys 
    130                 135                 140                 


Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser Val Phe Leu Phe Pro Pro 
145                 150                 155                 160 


Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys 
                165                 170                 175     


Val Val Val Asp Val Ser His Glu Asp Pro Glu Val Lys Phe Asn Trp 
            180                 185                 190         


Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu 
        195                 200                 205             


Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu 
    210                 215                 220                 


His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn 
225                 230                 235                 240 


Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly 
                245                 250                 255     


Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Cys Arg Asp Glu 
            260                 265                 270         


Leu Thr Lys Asn Gln Val Ser Leu Trp Cys Leu Val Lys Gly Phe Tyr 
        275                 280                 285             


Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn 
    290                 295                 300                 


Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe 
305                 310                 315                 320 


Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn 
                325                 330                 335     


Val Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr 
            340                 345                 350         


Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
        355                 360         


<210>  33
<211>  362
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-F42K-xELL knob Fc

<400>  33

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Lys Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr Pro Gly Gly Gly Gly Asp Lys Thr His Thr Cys 
    130                 135                 140                 


Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser Val Phe Leu Phe Pro Pro 
145                 150                 155                 160 


Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys 
                165                 170                 175     


Val Val Val Asp Val Ser His Glu Asp Pro Glu Val Lys Phe Asn Trp 
            180                 185                 190         


Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu 
        195                 200                 205             


Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu 
    210                 215                 220                 


His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn 
225                 230                 235                 240 


Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly 
                245                 250                 255     


Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Cys Arg Asp Glu 
            260                 265                 270         


Leu Thr Lys Asn Gln Val Ser Leu Trp Cys Leu Val Lys Gly Phe Tyr 
        275                 280                 285             


Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn 
    290                 295                 300                 


Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe 
305                 310                 315                 320 


Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn 
                325                 330                 335     


Val Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr 
            340                 345                 350         


Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
        355                 360         


<210>  34
<211>  362
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-P65E-xELL knob Fc

<400>  34

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Glu Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr Pro Gly Gly Gly Gly Asp Lys Thr His Thr Cys 
    130                 135                 140                 


Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser Val Phe Leu Phe Pro Pro 
145                 150                 155                 160 


Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys 
                165                 170                 175     


Val Val Val Asp Val Ser His Glu Asp Pro Glu Val Lys Phe Asn Trp 
            180                 185                 190         


Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu 
        195                 200                 205             


Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu 
    210                 215                 220                 


His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn 
225                 230                 235                 240 


Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly 
                245                 250                 255     


Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Cys Arg Asp Glu 
            260                 265                 270         


Leu Thr Lys Asn Gln Val Ser Leu Trp Cys Leu Val Lys Gly Phe Tyr 
        275                 280                 285             


Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn 
    290                 295                 300                 


Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe 
305                 310                 315                 320 


Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn 
                325                 330                 335     


Val Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr 
            340                 345                 350         


Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
        355                 360         


<210>  35
<211>  362
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-P65R-xELL knob Fc

<400>  35

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr Pro Gly Gly Gly Gly Asp Lys Thr His Thr Cys 
    130                 135                 140                 


Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser Val Phe Leu Phe Pro Pro 
145                 150                 155                 160 


Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys 
                165                 170                 175     


Val Val Val Asp Val Ser His Glu Asp Pro Glu Val Lys Phe Asn Trp 
            180                 185                 190         


Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu 
        195                 200                 205             


Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu 
    210                 215                 220                 


His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn 
225                 230                 235                 240 


Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly 
                245                 250                 255     


Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Cys Arg Asp Glu 
            260                 265                 270         


Leu Thr Lys Asn Gln Val Ser Leu Trp Cys Leu Val Lys Gly Phe Tyr 
        275                 280                 285             


Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn 
    290                 295                 300                 


Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe 
305                 310                 315                 320 


Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn 
                325                 330                 335     


Val Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr 
            340                 345                 350         


Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
        355                 360         


<210>  36
<211>  362
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-F42K-D84S-xELL knob Fc

<400>  36

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Lys Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Ser Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr Pro Gly Gly Gly Gly Asp Lys Thr His Thr Cys 
    130                 135                 140                 


Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser Val Phe Leu Phe Pro Pro 
145                 150                 155                 160 


Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys 
                165                 170                 175     


Val Val Val Asp Val Ser His Glu Asp Pro Glu Val Lys Phe Asn Trp 
            180                 185                 190         


Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu 
        195                 200                 205             


Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu 
    210                 215                 220                 


His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn 
225                 230                 235                 240 


Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly 
                245                 250                 255     


Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Cys Arg Asp Glu 
            260                 265                 270         


Leu Thr Lys Asn Gln Val Ser Leu Trp Cys Leu Val Lys Gly Phe Tyr 
        275                 280                 285             


Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn 
    290                 295                 300                 


Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe 
305                 310                 315                 320 


Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn 
                325                 330                 335     


Val Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr 
            340                 345                 350         


Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
        355                 360         


<210>  37
<211>  362
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-F42K-E95Q-xELL knob Fc

<400>  37

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Lys Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Gln Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr Pro Gly Gly Gly Gly Asp Lys Thr His Thr Cys 
    130                 135                 140                 


Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser Val Phe Leu Phe Pro Pro 
145                 150                 155                 160 


Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys 
                165                 170                 175     


Val Val Val Asp Val Ser His Glu Asp Pro Glu Val Lys Phe Asn Trp 
            180                 185                 190         


Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu 
        195                 200                 205             


Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu 
    210                 215                 220                 


His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn 
225                 230                 235                 240 


Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly 
                245                 250                 255     


Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Cys Arg Asp Glu 
            260                 265                 270         


Leu Thr Lys Asn Gln Val Ser Leu Trp Cys Leu Val Lys Gly Phe Tyr 
        275                 280                 285             


Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn 
    290                 295                 300                 


Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe 
305                 310                 315                 320 


Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn 
                325                 330                 335     


Val Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr 
            340                 345                 350         


Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
        355                 360         


<210>  38
<211>  362
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-F42K-M23A-xELL knob Fc

<400>  38

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Ala Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Lys Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr Pro Gly Gly Gly Gly Asp Lys Thr His Thr Cys 
    130                 135                 140                 


Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser Val Phe Leu Phe Pro Pro 
145                 150                 155                 160 


Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys 
                165                 170                 175     


Val Val Val Asp Val Ser His Glu Asp Pro Glu Val Lys Phe Asn Trp 
            180                 185                 190         


Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu 
        195                 200                 205             


Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu 
    210                 215                 220                 


His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn 
225                 230                 235                 240 


Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly 
                245                 250                 255     


Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Cys Arg Asp Glu 
            260                 265                 270         


Leu Thr Lys Asn Gln Val Ser Leu Trp Cys Leu Val Lys Gly Phe Tyr 
        275                 280                 285             


Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn 
    290                 295                 300                 


Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe 
305                 310                 315                 320 


Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn 
                325                 330                 335     


Val Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr 
            340                 345                 350         


Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
        355                 360         


<210>  39
<211>  362
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-H16A-F42K- xELL knob Fc

<400>  39

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu Ala 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Lys Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr Pro Gly Gly Gly Gly Asp Lys Thr His Thr Cys 
    130                 135                 140                 


Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser Val Phe Leu Phe Pro Pro 
145                 150                 155                 160 


Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys 
                165                 170                 175     


Val Val Val Asp Val Ser His Glu Asp Pro Glu Val Lys Phe Asn Trp 
            180                 185                 190         


Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu 
        195                 200                 205             


Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu 
    210                 215                 220                 


His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn 
225                 230                 235                 240 


Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly 
                245                 250                 255     


Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Cys Arg Asp Glu 
            260                 265                 270         


Leu Thr Lys Asn Gln Val Ser Leu Trp Cys Leu Val Lys Gly Phe Tyr 
        275                 280                 285             


Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn 
    290                 295                 300                 


Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe 
305                 310                 315                 320 


Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn 
                325                 330                 335     


Val Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr 
            340                 345                 350         


Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
        355                 360         


<210>  40
<211>  362
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-H16A-xELL knob Fc

<400>  40

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu Ala 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr Pro Gly Gly Gly Gly Asp Lys Thr His Thr Cys 
    130                 135                 140                 


Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser Val Phe Leu Phe Pro Pro 
145                 150                 155                 160 


Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys 
                165                 170                 175     


Val Val Val Asp Val Ser His Glu Asp Pro Glu Val Lys Phe Asn Trp 
            180                 185                 190         


Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu 
        195                 200                 205             


Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu 
    210                 215                 220                 


His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn 
225                 230                 235                 240 


Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly 
                245                 250                 255     


Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Cys Arg Asp Glu 
            260                 265                 270         


Leu Thr Lys Asn Gln Val Ser Leu Trp Cys Leu Val Lys Gly Phe Tyr 
        275                 280                 285             


Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn 
    290                 295                 300                 


Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe 
305                 310                 315                 320 


Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn 
                325                 330                 335     


Val Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr 
            340                 345                 350         


Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
        355                 360         


<210>  41
<211>  362
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-P65R-H16A-xELL knob Fc

<400>  41

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu Ala 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr Pro Gly Gly Gly Gly Asp Lys Thr His Thr Cys 
    130                 135                 140                 


Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser Val Phe Leu Phe Pro Pro 
145                 150                 155                 160 


Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys 
                165                 170                 175     


Val Val Val Asp Val Ser His Glu Asp Pro Glu Val Lys Phe Asn Trp 
            180                 185                 190         


Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu 
        195                 200                 205             


Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu 
    210                 215                 220                 


His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn 
225                 230                 235                 240 


Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly 
                245                 250                 255     


Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Cys Arg Asp Glu 
            260                 265                 270         


Leu Thr Lys Asn Gln Val Ser Leu Trp Cys Leu Val Lys Gly Phe Tyr 
        275                 280                 285             


Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn 
    290                 295                 300                 


Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe 
305                 310                 315                 320 


Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn 
                325                 330                 335     


Val Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr 
            340                 345                 350         


Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
        355                 360         


<210>  42
<211>  362
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-P65R-D84S-xELL knob Fc

<400>  42

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Ser Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr Pro Gly Gly Gly Gly Asp Lys Thr His Thr Cys 
    130                 135                 140                 


Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser Val Phe Leu Phe Pro Pro 
145                 150                 155                 160 


Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys 
                165                 170                 175     


Val Val Val Asp Val Ser His Glu Asp Pro Glu Val Lys Phe Asn Trp 
            180                 185                 190         


Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu 
        195                 200                 205             


Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu 
    210                 215                 220                 


His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn 
225                 230                 235                 240 


Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly 
                245                 250                 255     


Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Cys Arg Asp Glu 
            260                 265                 270         


Leu Thr Lys Asn Gln Val Ser Leu Trp Cys Leu Val Lys Gly Phe Tyr 
        275                 280                 285             


Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn 
    290                 295                 300                 


Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe 
305                 310                 315                 320 


Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn 
                325                 330                 335     


Val Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr 
            340                 345                 350         


Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
        355                 360         


<210>  43
<211>  362
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-RAS-xELL knob Fc

<400>  43

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu Ala 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Ser Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr Pro Gly Gly Gly Gly Asp Lys Thr His Thr Cys 
    130                 135                 140                 


Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser Val Phe Leu Phe Pro Pro 
145                 150                 155                 160 


Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys 
                165                 170                 175     


Val Val Val Asp Val Ser His Glu Asp Pro Glu Val Lys Phe Asn Trp 
            180                 185                 190         


Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu 
        195                 200                 205             


Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu 
    210                 215                 220                 


His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn 
225                 230                 235                 240 


Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly 
                245                 250                 255     


Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Cys Arg Asp Glu 
            260                 265                 270         


Leu Thr Lys Asn Gln Val Ser Leu Trp Cys Leu Val Lys Gly Phe Tyr 
        275                 280                 285             


Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn 
    290                 295                 300                 


Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe 
305                 310                 315                 320 


Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn 
                325                 330                 335     


Val Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr 
            340                 345                 350         


Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
        355                 360         


<210>  44
<211>  230
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Linker-EVN xELL hole Fc

<400>  44

Lys Pro Gly Gly Gly Gly Asp Lys Thr His Thr Cys Pro Pro Cys Pro 
1               5                   10                  15      


Ala Pro Gly Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp 
            20                  25                  30          


Thr Leu Met Arg Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp 
        35                  40                  45              


Val Ser His Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly 
    50                  55                  60                  


Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn 
65                  70                  75                  80  


Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp 
                85                  90                  95      


Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro 
            100                 105                 110         


Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu 
        115                 120                 125             


Pro Gln Val Cys Thr Leu Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn 
    130                 135                 140                 


Gln Val Ser Leu Ser Cys Ala Val Lys Gly Phe Tyr Pro Ser Asp Ile 
145                 150                 155                 160 


Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr 
                165                 170                 175     


Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Val Ser Lys 
            180                 185                 190         


Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys 
        195                 200                 205             


Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu 
    210                 215                 220                 


Ser Leu Ser Pro Gly Lys 
225                 230 


<210>  45
<211>  361
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: xELL knob Fc-IL-2-T3G-C125S

<400>  45

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu 
        115                 120                 125             


Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Trp Cys 
    130                 135                 140                 


Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala 
        195                 200                 205             


Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Gly 
    210                 215                 220                 


Ser Gly Gly Ser Ala Pro Gly Ser Ser Ser Thr Lys Lys Thr Gln Leu 
225                 230                 235                 240 


Gln Leu Glu His Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile 
                245                 250                 255     


Asn Asn Tyr Lys Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe 
            260                 265                 270         


Tyr Met Pro Lys Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu 
        275                 280                 285             


Glu Glu Leu Lys Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys 
    290                 295                 300                 


Asn Phe His Leu Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile 
305                 310                 315                 320 


Val Leu Glu Leu Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala 
                325                 330                 335     


Asp Glu Thr Ala Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe 
            340                 345                 350         


Ser Gln Ser Ile Ile Ser Thr Leu Thr 
        355                 360     


<210>  46
<211>  361
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: xELL knob Fc-IL-2-RAS-T3G-C125S

<400>  46

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu 
        115                 120                 125             


Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Trp Cys 
    130                 135                 140                 


Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala 
        195                 200                 205             


Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Gly 
    210                 215                 220                 


Ser Gly Gly Ser Ala Pro Gly Ser Ser Ser Thr Lys Lys Thr Gln Leu 
225                 230                 235                 240 


Gln Leu Glu Ala Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile 
                245                 250                 255     


Asn Asn Tyr Lys Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe 
            260                 265                 270         


Tyr Met Pro Lys Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu 
        275                 280                 285             


Glu Glu Leu Lys Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys 
    290                 295                 300                 


Asn Phe His Leu Arg Pro Arg Ser Leu Ile Ser Asn Ile Asn Val Ile 
305                 310                 315                 320 


Val Leu Glu Leu Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala 
                325                 330                 335     


Asp Glu Thr Ala Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe 
            340                 345                 350         


Ser Gln Ser Ile Ile Ser Thr Leu Thr 
        355                 360     


<210>  47
<211>  227
<212>  PRT
<213>  Homo sapiens


<220>
<221>  misc_feature
<223>  Fc region 1 (human wild type IgG1)

<400>  47

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu Leu Leu Gly 
1               5                   10                  15      


Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met 
            20                  25                  30          


Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His 
        35                  40                  45              


Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val 
    50                  55                  60                  


His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr 
65                  70                  75                  80  


Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly 
                85                  90                  95      


Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile 
            100                 105                 110         


Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val 
        115                 120                 125             


Tyr Thr Leu Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser 
    130                 135                 140                 


Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu 
145                 150                 155                 160 


Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro 
                165                 170                 175     


Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val 
            180                 185                 190         


Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met 
        195                 200                 205             


His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser 
    210                 215                 220                 


Pro Gly Lys 
225         


<210>  48
<211>  224
<212>  PRT
<213>  Homo sapiens


<220>
<221>  misc_feature
<223>  Fc region 2 (human IgG1 xELL "knob")

<400>  48

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu 
        115                 120                 125             


Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Trp Cys 
    130                 135                 140                 


Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala 
        195                 200                 205             


Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215                 220                 


<210>  49
<211>  224
<212>  PRT
<213>  Homo sapiens


<220>
<221>  misc_feature
<223>  Fc region 3 (human IgG1 EVN xELL "hole" I253R)

<400>  49

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Arg Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Cys Thr Leu 
        115                 120                 125             


Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Ser Cys 
    130                 135                 140                 


Ala Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Val Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala 
        195                 200                 205             


Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215                 220                 


<210>  50
<211>  227
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region

<400>  50

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu Leu Leu Gly 
1               5                   10                  15      


Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met 
            20                  25                  30          


Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His 
        35                  40                  45              


Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val 
    50                  55                  60                  


His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr 
65                  70                  75                  80  


Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly 
                85                  90                  95      


Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile 
            100                 105                 110         


Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val 
        115                 120                 125             


Tyr Thr Leu Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser 
    130                 135                 140                 


Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu 
145                 150                 155                 160 


Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro 
                165                 170                 175     


Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val 
            180                 185                 190         


Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met 
        195                 200                 205             


His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser 
    210                 215                 220                 


Pro Gly Lys 
225         


<210>  51
<211>  224
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region xELL

<400>  51

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu 
        115                 120                 125             


Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Thr Cys 
    130                 135                 140                 


Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala 
        195                 200                 205             


Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215                 220                 


<210>  52
<211>  224
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region xELL H435R

<400>  52

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu 
        115                 120                 125             


Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Thr Cys 
    130                 135                 140                 


Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala 
        195                 200                 205             


Leu His Asn Arg Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215                 220                 


<210>  53
<211>  224
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region xELL M252Y and M428V (YV)

<400>  53

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu 
        115                 120                 125             


Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Thr Cys 
    130                 135                 140                 


Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Val His Glu Ala 
        195                 200                 205             


Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215                 220                 


<210>  54
<211>  224
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region xELL M252Y and M428L (YL)

<400>  54

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu 
        115                 120                 125             


Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Thr Cys 
    130                 135                 140                 


Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Leu His Glu Ala 
        195                 200                 205             


Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215                 220                 


<210>  55
<211>  224
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region xELL M252Y, M428L, H435R (YLR)

<400>  55

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu 
        115                 120                 125             


Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Thr Cys 
    130                 135                 140                 


Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Leu His Glu Ala 
        195                 200                 205             


Leu His Asn Arg Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215                 220                 


<210>  56
<211>  224
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region xELL M252Y, M428V, H435R (YVR)

<400>  56

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu 
        115                 120                 125             


Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Thr Cys 
    130                 135                 140                 


Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Val His Glu Ala 
        195                 200                 205             


Leu His Asn Arg Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215                 220                 


<210>  57
<211>  224
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region xELL S354C T366W knob

<400>  57

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu 
        115                 120                 125             


Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Trp Cys 
    130                 135                 140                 


Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala 
        195                 200                 205             


Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215                 220                 


<210>  58
<211>  224
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region xELL H435R S354C T366W knob

<400>  58

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu 
        115                 120                 125             


Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Trp Cys 
    130                 135                 140                 


Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala 
        195                 200                 205             


Leu His Asn Arg Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215                 220                 


<210>  59
<211>  224
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region xELL M252Y and M428V (YV) S354C T366W knob

<400>  59

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu 
        115                 120                 125             


Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Trp Cys 
    130                 135                 140                 


Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Val His Glu Ala 
        195                 200                 205             


Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215                 220                 


<210>  60
<211>  224
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region xELL M252Y and M428L (YL) S354C T366W knob

<400>  60

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu 
        115                 120                 125             


Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Trp Cys 
    130                 135                 140                 


Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Leu His Glu Ala 
        195                 200                 205             


Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215                 220                 


<210>  61
<211>  224
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region xELL M252Y, M428L, H435R (YLR) S354C T366W 
       knob

<400>  61

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu 
        115                 120                 125             


Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Trp Cys 
    130                 135                 140                 


Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Leu His Glu Ala 
        195                 200                 205             


Leu His Asn Arg Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215                 220                 


<210>  62
<211>  224
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region xELL M252Y, M428V, H435R (YVR) S354C T366W 
       knob

<400>  62

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu 
        115                 120                 125             


Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Trp Cys 
    130                 135                 140                 


Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Val His Glu Ala 
        195                 200                 205             


Leu His Asn Arg Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215                 220                 


<210>  63
<211>  224
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region xELL T366S, L368A, Y407V hole

<400>  63

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Cys Thr Leu 
        115                 120                 125             


Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Ser Cys 
    130                 135                 140                 


Ala Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Val Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala 
        195                 200                 205             


Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215                 220                 


<210>  64
<211>  224
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region xELL H435R, T366S, L368A, Y407V hole

<400>  64

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Cys Thr Leu 
        115                 120                 125             


Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Ser Cys 
    130                 135                 140                 


Ala Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Val Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala 
        195                 200                 205             


Leu His Asn Arg Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215                 220                 


<210>  65
<211>  224
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region xELL M252Y and M428V (YV) T366S, L368A, 
       Y407V hole

<400>  65

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Cys Thr Leu 
        115                 120                 125             


Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Ser Cys 
    130                 135                 140                 


Ala Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Val Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Val His Glu Ala 
        195                 200                 205             


Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215                 220                 


<210>  66
<211>  224
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region xELL M252Y and M428L (YL) T366S, L368A, 
       Y407V hole

<400>  66

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Cys Thr Leu 
        115                 120                 125             


Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Ser Cys 
    130                 135                 140                 


Ala Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Val Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Leu His Glu Ala 
        195                 200                 205             


Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215                 220                 


<210>  67
<211>  224
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region xELL M252Y, M428L, H435R (YLR) T366S, L368A,
       Y407V hole

<400>  67

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Cys Thr Leu 
        115                 120                 125             


Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Ser Cys 
    130                 135                 140                 


Ala Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Val Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Leu His Glu Ala 
        195                 200                 205             


Leu His Asn Arg Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215                 220                 


<210>  68
<211>  224
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region xELL M252Y, M428V, H435R (YVR) T366S, L368A,
       Y407V hole

<400>  68

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Cys Thr Leu 
        115                 120                 125             


Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Ser Cys 
    130                 135                 140                 


Ala Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Val Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Val His Glu Ala 
        195                 200                 205             


Leu His Asn Arg Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
    210                 215                 220                 


<210>  69
<211>  227
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region H435R

<400>  69

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu Leu Leu Gly 
1               5                   10                  15      


Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met 
            20                  25                  30          


Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His 
        35                  40                  45              


Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val 
    50                  55                  60                  


His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr 
65                  70                  75                  80  


Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly 
                85                  90                  95      


Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile 
            100                 105                 110         


Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val 
        115                 120                 125             


Tyr Thr Leu Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser 
    130                 135                 140                 


Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu 
145                 150                 155                 160 


Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro 
                165                 170                 175     


Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val 
            180                 185                 190         


Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met 
        195                 200                 205             


His Glu Ala Leu His Asn Arg Tyr Thr Gln Lys Ser Leu Ser Leu Ser 
    210                 215                 220                 


Pro Gly Lys 
225         


<210>  70
<211>  227
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region M252Y and M428V (YV)

<400>  70

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu Leu Leu Gly 
1               5                   10                  15      


Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr 
            20                  25                  30          


Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His 
        35                  40                  45              


Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val 
    50                  55                  60                  


His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr 
65                  70                  75                  80  


Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly 
                85                  90                  95      


Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile 
            100                 105                 110         


Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val 
        115                 120                 125             


Tyr Thr Leu Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser 
    130                 135                 140                 


Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu 
145                 150                 155                 160 


Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro 
                165                 170                 175     


Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val 
            180                 185                 190         


Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Val 
        195                 200                 205             


His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser 
    210                 215                 220                 


Pro Gly Lys 
225         


<210>  71
<211>  227
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region M252Y and M428L (YL)

<400>  71

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu Leu Leu Gly 
1               5                   10                  15      


Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr 
            20                  25                  30          


Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His 
        35                  40                  45              


Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val 
    50                  55                  60                  


His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr 
65                  70                  75                  80  


Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly 
                85                  90                  95      


Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile 
            100                 105                 110         


Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val 
        115                 120                 125             


Tyr Thr Leu Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser 
    130                 135                 140                 


Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu 
145                 150                 155                 160 


Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro 
                165                 170                 175     


Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val 
            180                 185                 190         


Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Leu 
        195                 200                 205             


His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser 
    210                 215                 220                 


Pro Gly Lys 
225         


<210>  72
<211>  227
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region M252Y, M428L, H435R (YLR)

<400>  72

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu Leu Leu Gly 
1               5                   10                  15      


Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr 
            20                  25                  30          


Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His 
        35                  40                  45              


Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val 
    50                  55                  60                  


His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr 
65                  70                  75                  80  


Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly 
                85                  90                  95      


Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile 
            100                 105                 110         


Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val 
        115                 120                 125             


Tyr Thr Leu Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser 
    130                 135                 140                 


Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu 
145                 150                 155                 160 


Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro 
                165                 170                 175     


Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val 
            180                 185                 190         


Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Leu 
        195                 200                 205             


His Glu Ala Leu His Asn Arg Tyr Thr Gln Lys Ser Leu Ser Leu Ser 
    210                 215                 220                 


Pro Gly Lys 
225         


<210>  73
<211>  227
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region M252Y, M428V, H435R (YVR)

<400>  73

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu Leu Leu Gly 
1               5                   10                  15      


Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr 
            20                  25                  30          


Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His 
        35                  40                  45              


Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val 
    50                  55                  60                  


His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr 
65                  70                  75                  80  


Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly 
                85                  90                  95      


Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile 
            100                 105                 110         


Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val 
        115                 120                 125             


Tyr Thr Leu Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser 
    130                 135                 140                 


Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu 
145                 150                 155                 160 


Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro 
                165                 170                 175     


Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val 
            180                 185                 190         


Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Val 
        195                 200                 205             


His Glu Ala Leu His Asn Arg Tyr Thr Gln Lys Ser Leu Ser Leu Ser 
    210                 215                 220                 


Pro Gly Lys 
225         


<210>  74
<211>  227
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region S354C T366W knob

<400>  74

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu Leu Leu Gly 
1               5                   10                  15      


Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met 
            20                  25                  30          


Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His 
        35                  40                  45              


Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val 
    50                  55                  60                  


His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr 
65                  70                  75                  80  


Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly 
                85                  90                  95      


Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile 
            100                 105                 110         


Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val 
        115                 120                 125             


Tyr Thr Leu Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser 
    130                 135                 140                 


Leu Trp Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu 
145                 150                 155                 160 


Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro 
                165                 170                 175     


Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val 
            180                 185                 190         


Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met 
        195                 200                 205             


His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser 
    210                 215                 220                 


Pro Gly Lys 
225         


<210>  75
<211>  227
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region H435R S354C T366W knob

<400>  75

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu Leu Leu Gly 
1               5                   10                  15      


Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met 
            20                  25                  30          


Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His 
        35                  40                  45              


Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val 
    50                  55                  60                  


His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr 
65                  70                  75                  80  


Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly 
                85                  90                  95      


Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile 
            100                 105                 110         


Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val 
        115                 120                 125             


Tyr Thr Leu Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser 
    130                 135                 140                 


Leu Trp Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu 
145                 150                 155                 160 


Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro 
                165                 170                 175     


Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val 
            180                 185                 190         


Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met 
        195                 200                 205             


His Glu Ala Leu His Asn Arg Tyr Thr Gln Lys Ser Leu Ser Leu Ser 
    210                 215                 220                 


Pro Gly Lys 
225         


<210>  76
<211>  227
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region M252Y and M428L (YL) S354C T366W knob

<400>  76

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu Leu Leu Gly 
1               5                   10                  15      


Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr 
            20                  25                  30          


Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His 
        35                  40                  45              


Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val 
    50                  55                  60                  


His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr 
65                  70                  75                  80  


Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly 
                85                  90                  95      


Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile 
            100                 105                 110         


Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val 
        115                 120                 125             


Tyr Thr Leu Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser 
    130                 135                 140                 


Leu Trp Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu 
145                 150                 155                 160 


Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro 
                165                 170                 175     


Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val 
            180                 185                 190         


Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Leu 
        195                 200                 205             


His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser 
    210                 215                 220                 


Pro Gly Lys 
225         


<210>  77
<211>  227
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region M252Y, M428L, H435R (YLR) S354C T366W knob

<400>  77

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu Leu Leu Gly 
1               5                   10                  15      


Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr 
            20                  25                  30          


Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His 
        35                  40                  45              


Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val 
    50                  55                  60                  


His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr 
65                  70                  75                  80  


Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly 
                85                  90                  95      


Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile 
            100                 105                 110         


Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val 
        115                 120                 125             


Tyr Thr Leu Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser 
    130                 135                 140                 


Leu Trp Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu 
145                 150                 155                 160 


Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro 
                165                 170                 175     


Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val 
            180                 185                 190         


Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Leu 
        195                 200                 205             


His Glu Ala Leu His Asn Arg Tyr Thr Gln Lys Ser Leu Ser Leu Ser 
    210                 215                 220                 


Pro Gly Lys 
225         


<210>  78
<211>  227
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region M252Y, M428V, H435R (YVR) S354C T366W knob

<400>  78

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu Leu Leu Gly 
1               5                   10                  15      


Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr 
            20                  25                  30          


Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His 
        35                  40                  45              


Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val 
    50                  55                  60                  


His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr 
65                  70                  75                  80  


Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly 
                85                  90                  95      


Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile 
            100                 105                 110         


Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val 
        115                 120                 125             


Tyr Thr Leu Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser 
    130                 135                 140                 


Leu Trp Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu 
145                 150                 155                 160 


Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro 
                165                 170                 175     


Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val 
            180                 185                 190         


Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Val 
        195                 200                 205             


His Glu Ala Leu His Asn Arg Tyr Thr Gln Lys Ser Leu Ser Leu Ser 
    210                 215                 220                 


Pro Gly Lys 
225         


<210>  79
<211>  227
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region T366S, L368A, Y407V hole

<400>  79

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu Leu Leu Gly 
1               5                   10                  15      


Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met 
            20                  25                  30          


Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His 
        35                  40                  45              


Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val 
    50                  55                  60                  


His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr 
65                  70                  75                  80  


Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly 
                85                  90                  95      


Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile 
            100                 105                 110         


Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val 
        115                 120                 125             


Cys Thr Leu Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser 
    130                 135                 140                 


Leu Ser Cys Ala Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu 
145                 150                 155                 160 


Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro 
                165                 170                 175     


Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Val Ser Lys Leu Thr Val 
            180                 185                 190         


Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met 
        195                 200                 205             


His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser 
    210                 215                 220                 


Pro Gly Lys 
225         


<210>  80
<211>  227
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region H435R, T366S, L368A, Y407V hole

<400>  80

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu Leu Leu Gly 
1               5                   10                  15      


Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met 
            20                  25                  30          


Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His 
        35                  40                  45              


Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val 
    50                  55                  60                  


His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr 
65                  70                  75                  80  


Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly 
                85                  90                  95      


Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile 
            100                 105                 110         


Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val 
        115                 120                 125             


Cys Thr Leu Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser 
    130                 135                 140                 


Leu Ser Cys Ala Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu 
145                 150                 155                 160 


Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro 
                165                 170                 175     


Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Val Ser Lys Leu Thr Val 
            180                 185                 190         


Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met 
        195                 200                 205             


His Glu Ala Leu His Asn Arg Tyr Thr Gln Lys Ser Leu Ser Leu Ser 
    210                 215                 220                 


Pro Gly Lys 
225         


<210>  81
<211>  227
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region M252Y and M428V (YV) T366S, L368A, Y407V 
       hole

<400>  81

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu Leu Leu Gly 
1               5                   10                  15      


Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr 
            20                  25                  30          


Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His 
        35                  40                  45              


Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val 
    50                  55                  60                  


His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr 
65                  70                  75                  80  


Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly 
                85                  90                  95      


Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile 
            100                 105                 110         


Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val 
        115                 120                 125             


Cys Thr Leu Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser 
    130                 135                 140                 


Leu Ser Cys Ala Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu 
145                 150                 155                 160 


Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro 
                165                 170                 175     


Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Val Ser Lys Leu Thr Val 
            180                 185                 190         


Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Val 
        195                 200                 205             


His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser 
    210                 215                 220                 


Pro Gly Lys 
225         


<210>  82
<211>  227
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region M252Y and M428L (YL) T366S, L368A, Y407V 
       hole

<400>  82

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu Leu Leu Gly 
1               5                   10                  15      


Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr 
            20                  25                  30          


Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His 
        35                  40                  45              


Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val 
    50                  55                  60                  


His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr 
65                  70                  75                  80  


Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly 
                85                  90                  95      


Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile 
            100                 105                 110         


Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val 
        115                 120                 125             


Cys Thr Leu Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser 
    130                 135                 140                 


Leu Ser Cys Ala Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu 
145                 150                 155                 160 


Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro 
                165                 170                 175     


Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Val Ser Lys Leu Thr Val 
            180                 185                 190         


Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Leu 
        195                 200                 205             


His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser 
    210                 215                 220                 


Pro Gly Lys 
225         


<210>  83
<211>  227
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Fc region M252Y, M428L, H435R (YLR) T366S, L368A, 
       Y407V hole

<400>  83

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu Leu Leu Gly 
1               5                   10                  15      


Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr 
            20                  25                  30          


Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His 
        35                  40                  45              


Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val 
    50                  55                  60                  


His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr 
65                  70                  75                  80  


Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly 
                85                  90                  95      


Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile 
            100                 105                 110         


Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val 
        115                 120                 125             


Cys Thr Leu Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser 
    130                 135                 140                 


Leu Ser Cys Ala Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu 
145                 150                 155                 160 


Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro 
                165                 170                 175     


Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Val Ser Lys Leu Thr Val 
            180                 185                 190         


Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Leu 
        195                 200                 205             


His Glu Ala Leu His Asn Arg Tyr Thr Gln Lys Ser Leu Ser Leu Ser 
    210                 215                 220                 


Pro Gly Lys 
225         


<210>  84
<211>  119
<212>  PRT
<213>  Homo sapiens


<220>
<221>  misc_feature
<223>  Truncated wild-type human IL-2

<400>  84

Gln Leu Gln Leu Glu His Leu Leu Leu Asp Leu Gln Met Ile Leu Asn 
1               5                   10                  15      


Gly Ile Asn Asn Tyr Lys Asn Pro Lys Leu Thr Arg Met Leu Thr Phe 
            20                  25                  30          


Lys Phe Tyr Met Pro Lys Lys Ala Thr Glu Leu Lys His Leu Gln Cys 
        35                  40                  45              


Leu Glu Glu Glu Leu Lys Pro Leu Glu Glu Val Leu Asn Leu Ala Gln 
    50                  55                  60                  


Ser Lys Asn Phe His Leu Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn 
65                  70                  75                  80  


Val Ile Val Leu Glu Leu Lys Gly Ser Glu Thr Thr Phe Met Cys Glu 
                85                  90                  95      


Tyr Ala Asp Glu Thr Ala Thr Ile Val Glu Phe Leu Asn Arg Trp Ile 
            100                 105                 110         


Thr Phe Cys Gln Ser Ile Ile 
        115                 


<210>  85
<211>  362
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: IL-2-F42K-E15S-xELL knob Fc

<400>  85

Ala Pro Thr Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Ser His 
1               5                   10                  15      


Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys 
            20                  25                  30          


Asn Pro Lys Leu Thr Arg Met Leu Thr Lys Lys Phe Tyr Met Pro Lys 
        35                  40                  45              


Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys 
    50                  55                  60                  


Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu 
65                  70                  75                  80  


Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu 
                85                  90                  95      


Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala 
            100                 105                 110         


Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Cys Gln Ser Ile 
        115                 120                 125             


Ile Ser Thr Leu Thr Pro Gly Gly Gly Gly Asp Lys Thr His Thr Cys 
    130                 135                 140                 


Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser Val Phe Leu Phe Pro Pro 
145                 150                 155                 160 


Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys 
                165                 170                 175     


Val Val Val Asp Val Ser His Glu Asp Pro Glu Val Lys Phe Asn Trp 
            180                 185                 190         


Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu 
        195                 200                 205             


Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu 
    210                 215                 220                 


His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn 
225                 230                 235                 240 


Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly 
                245                 250                 255     


Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Cys Arg Asp Glu 
            260                 265                 270         


Leu Thr Lys Asn Gln Val Ser Leu Trp Cys Leu Val Lys Gly Phe Tyr 
        275                 280                 285             


Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn 
    290                 295                 300                 


Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe 
305                 310                 315                 320 


Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn 
                325                 330                 335     


Val Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr 
            340                 345                 350         


Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
        355                 360         


<210>  86
<211>  361
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: xELL-Knob Fc-IL2-T3A, C125S

<400>  86

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu 
        115                 120                 125             


Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Trp Cys 
    130                 135                 140                 


Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala 
        195                 200                 205             


Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Gly 
    210                 215                 220                 


Ser Gly Gly Ser Ala Pro Ala Ser Ser Ser Thr Lys Lys Thr Gln Leu 
225                 230                 235                 240 


Gln Leu Glu His Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile 
                245                 250                 255     


Asn Asn Tyr Lys Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe 
            260                 265                 270         


Tyr Met Pro Lys Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu 
        275                 280                 285             


Glu Glu Leu Lys Pro Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys 
    290                 295                 300                 


Asn Phe His Leu Arg Pro Arg Asp Leu Ile Ser Asn Ile Asn Val Ile 
305                 310                 315                 320 


Val Leu Glu Leu Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala 
                325                 330                 335     


Asp Glu Thr Ala Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe 
            340                 345                 350         


Ser Gln Ser Ile Ile Ser Thr Leu Thr 
        355                 360     


<210>  87
<211>  361
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: xELL-Knob Fc-IL2-RAS-T3A, C125S

<400>  87

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu 
        115                 120                 125             


Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Trp Cys 
    130                 135                 140                 


Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala 
        195                 200                 205             


Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Gly 
    210                 215                 220                 


Ser Gly Gly Ser Ala Pro Ala Ser Ser Ser Thr Lys Lys Thr Gln Leu 
225                 230                 235                 240 


Gln Leu Glu Ala Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile 
                245                 250                 255     


Asn Asn Tyr Lys Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe 
            260                 265                 270         


Tyr Met Pro Lys Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu 
        275                 280                 285             


Glu Glu Leu Lys Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys 
    290                 295                 300                 


Asn Phe His Leu Arg Pro Arg Ser Leu Ile Ser Asn Ile Asn Val Ile 
305                 310                 315                 320 


Val Leu Glu Leu Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala 
                325                 330                 335     


Asp Glu Thr Ala Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe 
            340                 345                 350         


Ser Gln Ser Ile Ile Ser Thr Leu Thr 
        355                 360     


<210>  88
<211>  584
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Pembrolizumab analog Knob Fc-IL2-RAS-T3A, C125S

<400>  88

Gln Val Gln Leu Val Gln Ser Gly Val Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Asn Tyr 
            20                  25                  30          


Tyr Met Tyr Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Gly Ile Asn Pro Ser Asn Gly Gly Thr Asn Phe Asn Glu Lys Phe 
    50                  55                  60                  


Lys Asn Arg Val Thr Leu Thr Thr Asp Ser Ser Thr Thr Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Lys Ser Leu Gln Phe Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Asp Tyr Arg Phe Asp Met Gly Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser Val 
225                 230                 235                 240 


Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr 
                245                 250                 255     


Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro Glu 
            260                 265                 270         


Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys 
        275                 280                 285             


Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser 
    290                 295                 300                 


Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys 
305                 310                 315                 320 


Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile 
                325                 330                 335     


Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro 
            340                 345                 350         


Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Trp Cys Leu 
        355                 360                 365             


Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn 
    370                 375                 380                 


Gly Gln Pro Glu Asn Asn Tyr Asp Thr Thr Pro Pro Val Leu Asp Ser 
385                 390                 395                 400 


Asp Gly Ser Phe Phe Leu Tyr Ser Asp Leu Thr Val Asp Lys Ser Arg 
                405                 410                 415     


Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu 
            420                 425                 430         


His Asn Arg Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Gly Ser 
        435                 440                 445             


Gly Gly Ser Ala Pro Ala Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln 
    450                 455                 460                 


Leu Glu Ala Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn 
465                 470                 475                 480 


Asn Tyr Lys Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr 
                485                 490                 495     


Met Pro Lys Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu 
            500                 505                 510         


Glu Leu Lys Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn 
        515                 520                 525             


Phe His Leu Arg Pro Arg Ser Leu Ile Ser Asn Ile Asn Val Ile Val 
    530                 535                 540                 


Leu Glu Leu Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp 
545                 550                 555                 560 


Glu Thr Ala Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Ser 
                565                 570                 575     


Gln Ser Ile Ile Ser Thr Leu Thr 
            580                 


<210>  89
<211>  447
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Pembrolizumab analog Hole Fc

<400>  89

Gln Val Gln Leu Val Gln Ser Gly Val Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Asn Tyr 
            20                  25                  30          


Tyr Met Tyr Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Gly Ile Asn Pro Ser Asn Gly Gly Thr Asn Phe Asn Glu Lys Phe 
    50                  55                  60                  


Lys Asn Arg Val Thr Leu Thr Thr Asp Ser Ser Thr Thr Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Lys Ser Leu Gln Phe Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Asp Tyr Arg Phe Asp Met Gly Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser Val 
225                 230                 235                 240 


Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr 
                245                 250                 255     


Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro Glu 
            260                 265                 270         


Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys 
        275                 280                 285             


Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser 
    290                 295                 300                 


Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys 
305                 310                 315                 320 


Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile 
                325                 330                 335     


Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Cys Thr Leu Pro 
            340                 345                 350         


Pro Ser Arg Asp Lys Leu Thr Lys Asn Gln Val Ser Leu Ser Cys Ala 
        355                 360                 365             


Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Lys Ser Asn 
    370                 375                 380                 


Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser 
385                 390                 395                 400 


Lys Gly Ser Phe Phe Leu Val Ser Lys Leu Thr Val Asp Lys Ser Arg 
                405                 410                 415     


Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu 
            420                 425                 430         


His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
        435                 440                 445         


<210>  90
<211>  218
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Pembrolizumab Light Chain analog

<400>  90

Glu Ile Val Leu Thr Gln Ser Pro Ala Thr Leu Ser Leu Ser Pro Gly 
1               5                   10                  15      


Glu Arg Ala Thr Leu Ser Cys Arg Ala Ser Lys Gly Val Ser Thr Ser 
            20                  25                  30          


Gly Tyr Ser Tyr Leu His Trp Tyr Gln Gln Lys Pro Gly Gln Ala Pro 
        35                  40                  45              


Arg Leu Leu Ile Tyr Leu Ala Ser Tyr Leu Glu Ser Gly Val Pro Ala 
    50                  55                  60                  


Arg Phe Ser Gly Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser 
65                  70                  75                  80  


Ser Leu Glu Pro Glu Asp Phe Ala Val Tyr Tyr Cys Gln His Ser Arg 
                85                  90                  95      


Asp Leu Pro Leu Thr Phe Gly Gly Gly Thr Lys Val Glu Ile Lys Arg 
            100                 105                 110         


Thr Val Ala Ala Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln 
        115                 120                 125             


Leu Lys Ser Gly Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr 
    130                 135                 140                 


Pro Arg Glu Ala Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser 
145                 150                 155                 160 


Gly Asn Ser Gln Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr 
                165                 170                 175     


Tyr Ser Leu Ser Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys 
            180                 185                 190         


His Lys Val Tyr Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro 
        195                 200                 205             


Val Thr Lys Ser Phe Asn Arg Gly Glu Cys 
    210                 215             


<210>  91
<211>  584
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: Pembrolizumab analog IL2-RAS-T3G, C125S

<400>  91

Gln Val Gln Leu Val Gln Ser Gly Val Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Asn Tyr 
            20                  25                  30          


Tyr Met Tyr Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Gly Ile Asn Pro Ser Asn Gly Gly Thr Asn Phe Asn Glu Lys Phe 
    50                  55                  60                  


Lys Asn Arg Val Thr Leu Thr Thr Asp Ser Ser Thr Thr Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Lys Ser Leu Gln Phe Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Arg Asp Tyr Arg Phe Asp Met Gly Phe Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Cys Ser Arg Ser Thr Ser Glu Ser Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Lys Thr Tyr Thr Cys Asn Val Asp His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Arg Val Glu Ser Lys Tyr Gly Pro 
    210                 215                 220                 


Pro Cys Pro Pro Cys Pro Ala Pro Glu Phe Leu Gly Gly Pro Ser Val 
225                 230                 235                 240 


Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr 
                245                 250                 255     


Pro Glu Val Thr Cys Val Val Val Asp Val Ser Gln Glu Asp Pro Glu 
            260                 265                 270         


Val Gln Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys 
        275                 280                 285             


Thr Lys Pro Arg Glu Glu Gln Phe Asn Ser Thr Tyr Arg Val Val Ser 
    290                 295                 300                 


Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys 
305                 310                 315                 320 


Cys Lys Val Ser Asn Lys Gly Leu Pro Ser Ser Ile Glu Lys Thr Ile 
                325                 330                 335     


Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro 
            340                 345                 350         


Pro Ser Gln Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr Cys Leu 
        355                 360                 365             


Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn 
    370                 375                 380                 


Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser 
385                 390                 395                 400 


Asp Gly Ser Phe Phe Leu Tyr Ser Arg Leu Thr Val Asp Lys Ser Arg 
                405                 410                 415     


Trp Gln Glu Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu 
            420                 425                 430         


His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Leu Gly Gly Ser 
        435                 440                 445             


Gly Gly Ser Ala Pro Gly Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln 
    450                 455                 460                 


Leu Glu Ala Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn 
465                 470                 475                 480 


Asn Tyr Lys Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr 
                485                 490                 495     


Met Pro Lys Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu 
            500                 505                 510         


Glu Leu Lys Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn 
        515                 520                 525             


Phe His Leu Arg Pro Arg Ser Leu Ile Ser Asn Ile Asn Val Ile Val 
    530                 535                 540                 


Leu Glu Leu Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp 
545                 550                 555                 560 


Glu Thr Ala Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Ser 
                565                 570                 575     


Gln Ser Ile Ile Ser Thr Leu Thr 
            580                 


<210>  92
<211>  611
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: NKp46-scFv xELL-Knob Fc-IL2-RAS-T3A, C125S

<400>  92

Gln Val Gln Leu Gln Gln Ser Gly Pro Glu Leu Val Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Met Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Asp Tyr 
            20                  25                  30          


Val Ile Asn Trp Gly Lys Gln Arg Ser Gly Gln Gly Leu Glu Trp Ile 
        35                  40                  45              


Gly Glu Ile Tyr Pro Gly Ser Gly Thr Asn Tyr Tyr Asn Glu Lys Phe 
    50                  55                  60                  


Lys Ala Lys Ala Thr Leu Thr Ala Asp Lys Ser Ser Asn Ile Ala Tyr 
65                  70                  75                  80  


Met Gln Leu Ser Ser Leu Thr Ser Glu Asp Ser Ala Val Tyr Phe Cys 
                85                  90                  95      


Ala Arg Arg Gly Arg Tyr Gly Leu Tyr Ala Met Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Ser Val Thr Val Ser Ser Val Glu Gly Gly Ser Gly Gly Ser 
        115                 120                 125             


Gly Gly Ser Gly Gly Ser Gly Gly Val Asp Asp Ile Gln Met Thr Gln 
    130                 135                 140                 


Thr Thr Ser Ser Leu Ser Ala Ser Leu Gly Asp Arg Val Thr Ile Ser 
145                 150                 155                 160 


Cys Arg Ala Ser Gln Asp Ile Ser Asn Tyr Leu Asn Trp Tyr Gln Gln 
                165                 170                 175     


Lys Pro Asp Gly Thr Val Lys Leu Leu Ile Tyr Tyr Thr Ser Arg Leu 
            180                 185                 190         


His Ser Gly Val Pro Ser Arg Phe Ser Gly Ser Gly Ser Gly Thr Asp 
        195                 200                 205             


Tyr Ser Leu Thr Ile Asn Asn Leu Glu Gln Glu Asp Ile Ala Thr Tyr 
    210                 215                 220                 


Phe Cys Gln Gln Gly Asn Thr Arg Pro Trp Thr Phe Gly Gly Gly Thr 
225                 230                 235                 240 


Lys Leu Glu Ile Lys Pro Gly Gly Gly Gly Asp Lys Thr His Thr Cys 
                245                 250                 255     


Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser Val Phe Leu Phe Pro Pro 
            260                 265                 270         


Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys 
        275                 280                 285             


Val Val Val Asp Val Ser His Glu Asp Pro Glu Val Lys Phe Asn Trp 
    290                 295                 300                 


Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu 
305                 310                 315                 320 


Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu 
                325                 330                 335     


His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn 
            340                 345                 350         


Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly 
        355                 360                 365             


Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Cys Arg Asp Glu 
    370                 375                 380                 


Leu Thr Lys Asn Gln Val Ser Leu Trp Cys Leu Val Lys Gly Phe Tyr 
385                 390                 395                 400 


Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn 
                405                 410                 415     


Asn Tyr Asp Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe 
            420                 425                 430         


Leu Tyr Ser Asp Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn 
        435                 440                 445             


Val Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn Arg Tyr Thr 
    450                 455                 460                 


Gln Lys Ser Leu Ser Leu Ser Pro Gly Gly Ser Gly Gly Ser Ala Pro 
465                 470                 475                 480 


Ala Ser Ser Ser Thr Lys Lys Thr Gln Leu Gln Leu Glu Ala Leu Leu 
                485                 490                 495     


Leu Asp Leu Gln Met Ile Leu Asn Gly Ile Asn Asn Tyr Lys Asn Pro 
            500                 505                 510         


Lys Leu Thr Arg Met Leu Thr Phe Lys Phe Tyr Met Pro Lys Lys Ala 
        515                 520                 525             


Thr Glu Leu Lys His Leu Gln Cys Leu Glu Glu Glu Leu Lys Arg Leu 
    530                 535                 540                 


Glu Glu Val Leu Asn Leu Ala Gln Ser Lys Asn Phe His Leu Arg Pro 
545                 550                 555                 560 


Arg Ser Leu Ile Ser Asn Ile Asn Val Ile Val Leu Glu Leu Lys Gly 
                565                 570                 575     


Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala Asp Glu Thr Ala Thr Ile 
            580                 585                 590         


Val Glu Phe Leu Asn Arg Trp Ile Thr Phe Ser Gln Ser Ile Ile Ser 
        595                 600                 605             


Thr Leu Thr 
    610     


<210>  93
<211>  474
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: NKp46-scFv xELL-Hole Fc

<400>  93

Gln Val Gln Leu Gln Gln Ser Gly Pro Glu Leu Val Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Met Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Asp Tyr 
            20                  25                  30          


Val Ile Asn Trp Gly Lys Gln Arg Ser Gly Gln Gly Leu Glu Trp Ile 
        35                  40                  45              


Gly Glu Ile Tyr Pro Gly Ser Gly Thr Asn Tyr Tyr Asn Glu Lys Phe 
    50                  55                  60                  


Lys Ala Lys Ala Thr Leu Thr Ala Asp Lys Ser Ser Asn Ile Ala Tyr 
65                  70                  75                  80  


Met Gln Leu Ser Ser Leu Thr Ser Glu Asp Ser Ala Val Tyr Phe Cys 
                85                  90                  95      


Ala Arg Arg Gly Arg Tyr Gly Leu Tyr Ala Met Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Ser Val Thr Val Ser Ser Val Glu Gly Gly Ser Gly Gly Ser 
        115                 120                 125             


Gly Gly Ser Gly Gly Ser Gly Gly Val Asp Asp Ile Gln Met Thr Gln 
    130                 135                 140                 


Thr Thr Ser Ser Leu Ser Ala Ser Leu Gly Asp Arg Val Thr Ile Ser 
145                 150                 155                 160 


Cys Arg Ala Ser Gln Asp Ile Ser Asn Tyr Leu Asn Trp Tyr Gln Gln 
                165                 170                 175     


Lys Pro Asp Gly Thr Val Lys Leu Leu Ile Tyr Tyr Thr Ser Arg Leu 
            180                 185                 190         


His Ser Gly Val Pro Ser Arg Phe Ser Gly Ser Gly Ser Gly Thr Asp 
        195                 200                 205             


Tyr Ser Leu Thr Ile Asn Asn Leu Glu Gln Glu Asp Ile Ala Thr Tyr 
    210                 215                 220                 


Phe Cys Gln Gln Gly Asn Thr Arg Pro Trp Thr Phe Gly Gly Gly Thr 
225                 230                 235                 240 


Lys Leu Glu Ile Lys Pro Gly Gly Gly Gly Asp Lys Thr His Thr Cys 
                245                 250                 255     


Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser Val Phe Leu Phe Pro Pro 
            260                 265                 270         


Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys 
        275                 280                 285             


Val Val Val Asp Val Ser His Glu Asp Pro Glu Val Lys Phe Asn Trp 
    290                 295                 300                 


Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu 
305                 310                 315                 320 


Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu 
                325                 330                 335     


His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn 
            340                 345                 350         


Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly 
        355                 360                 365             


Gln Pro Arg Glu Pro Gln Val Cys Thr Leu Pro Pro Ser Arg Asp Lys 
    370                 375                 380                 


Leu Thr Lys Asn Gln Val Ser Leu Ser Cys Ala Val Lys Gly Phe Tyr 
385                 390                 395                 400 


Pro Ser Asp Ile Ala Val Glu Trp Lys Ser Asn Gly Gln Pro Glu Asn 
                405                 410                 415     


Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Lys Gly Ser Phe Phe 
            420                 425                 430         


Leu Val Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly Asn 
        435                 440                 445             


Val Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr 
    450                 455                 460                 


Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
465                 470                 


<210>  94
<211>  477
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: NKp46-scFv xELL-Fc

<400>  94

Gln Val Gln Leu Gln Gln Ser Gly Pro Glu Leu Val Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Met Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Asp Tyr 
            20                  25                  30          


Val Ile Asn Trp Gly Lys Gln Arg Ser Gly Gln Gly Leu Glu Trp Ile 
        35                  40                  45              


Gly Glu Ile Tyr Pro Gly Ser Gly Thr Asn Tyr Tyr Asn Glu Lys Phe 
    50                  55                  60                  


Lys Ala Lys Ala Thr Leu Thr Ala Asp Lys Ser Ser Asn Ile Ala Tyr 
65                  70                  75                  80  


Met Gln Leu Ser Ser Leu Thr Ser Glu Asp Ser Ala Val Tyr Phe Cys 
                85                  90                  95      


Ala Arg Arg Gly Arg Tyr Gly Leu Tyr Ala Met Asp Tyr Trp Gly Gln 
            100                 105                 110         


Gly Thr Ser Val Thr Val Ser Ser Val Glu Gly Gly Ser Gly Gly Ser 
        115                 120                 125             


Gly Gly Ser Gly Gly Ser Gly Gly Val Asp Asp Ile Gln Met Thr Gln 
    130                 135                 140                 


Thr Thr Ser Ser Leu Ser Ala Ser Leu Gly Asp Arg Val Thr Ile Ser 
145                 150                 155                 160 


Cys Arg Ala Ser Gln Asp Ile Ser Asn Tyr Leu Asn Trp Tyr Gln Gln 
                165                 170                 175     


Lys Pro Asp Gly Thr Val Lys Leu Leu Ile Tyr Tyr Thr Ser Arg Leu 
            180                 185                 190         


His Ser Gly Val Pro Ser Arg Phe Ser Gly Ser Gly Ser Gly Thr Asp 
        195                 200                 205             


Tyr Ser Leu Thr Ile Asn Asn Leu Glu Gln Glu Asp Ile Ala Thr Tyr 
    210                 215                 220                 


Phe Cys Gln Gln Gly Asn Thr Arg Pro Trp Thr Phe Gly Gly Gly Thr 
225                 230                 235                 240 


Lys Leu Glu Ile Lys Pro Gly Gly Gly Gly Asp Lys Thr His Thr Cys 
                245                 250                 255     


Pro Pro Cys Pro Ala Pro Glu Leu Leu Gly Gly Pro Ser Val Phe Leu 
            260                 265                 270         


Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro Glu 
        275                 280                 285             


Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro Glu Val Lys 
    290                 295                 300                 


Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr Lys 
305                 310                 315                 320 


Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu 
                325                 330                 335     


Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys 
            340                 345                 350         


Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile Ser Lys 
        355                 360                 365             


Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser 
    370                 375                 380                 


Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Thr Cys Leu Val Lys 
385                 390                 395                 400 


Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln 
                405                 410                 415     


Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp Gly 
            420                 425                 430         


Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln 
        435                 440                 445             


Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn 
    450                 455                 460                 


His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
465                 470                 475         


<210>  95
<211>  587
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: LAG3-MAb xELL-Knob Fc-IL2-RAS-TGCS

<400>  95

Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Gly Tyr 
            20                  25                  30          


Tyr Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile Asn Ala Asn Ser Gly Gly Thr Asn Tyr Ala Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Arg Asp Thr Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Asp Ile Tyr Asp Ser Ser Asp Gln Leu Asn Val Trp Gly Gln 
            100                 105                 110         


Gly Thr Met Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu Leu Leu Gly Gly 
225                 230                 235                 240 


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
                245                 250                 255     


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu 
            260                 265                 270         


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
        275                 280                 285             


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
    290                 295                 300                 


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
305                 310                 315                 320 


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
                325                 330                 335     


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
            340                 345                 350         


Thr Leu Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu 
        355                 360                 365             


Trp Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
    370                 375                 380                 


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
385                 390                 395                 400 


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
                405                 410                 415     


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
            420                 425                 430         


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
        435                 440                 445             


Gly Gly Ser Gly Gly Ser Ala Pro Gly Ser Ser Ser Thr Lys Lys Thr 
    450                 455                 460                 


Gln Leu Gln Leu Glu Ala Leu Leu Leu Asp Leu Gln Met Ile Leu Asn 
465                 470                 475                 480 


Gly Ile Asn Asn Tyr Lys Asn Pro Lys Leu Thr Arg Met Leu Thr Phe 
                485                 490                 495     


Lys Phe Tyr Met Pro Lys Lys Ala Thr Glu Leu Lys His Leu Gln Cys 
            500                 505                 510         


Leu Glu Glu Glu Leu Lys Arg Leu Glu Glu Val Leu Asn Leu Ala Gln 
        515                 520                 525             


Ser Lys Asn Phe His Leu Arg Pro Arg Ser Leu Ile Ser Asn Ile Asn 
    530                 535                 540                 


Val Ile Val Leu Glu Leu Lys Gly Ser Glu Thr Thr Phe Met Cys Glu 
545                 550                 555                 560 


Tyr Ala Asp Glu Thr Ala Thr Ile Val Glu Phe Leu Asn Arg Trp Ile 
                565                 570                 575     


Thr Phe Ser Gln Ser Ile Ile Ser Thr Leu Thr 
            580                 585         


<210>  96
<211>  447
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: LAG3-MAb xELL-Hole Fc

<400>  96

Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Gly Tyr 
            20                  25                  30          


Tyr Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile Asn Ala Asn Ser Gly Gly Thr Asn Tyr Ala Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Arg Asp Thr Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Asp Ile Tyr Asp Ser Ser Asp Gln Leu Asn Val Trp Gly Gln 
            100                 105                 110         


Gly Thr Met Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser Val 
225                 230                 235                 240 


Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Arg Ser Arg Thr 
                245                 250                 255     


Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro Glu 
            260                 265                 270         


Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys 
        275                 280                 285             


Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val Ser 
    290                 295                 300                 


Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys 
305                 310                 315                 320 


Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr Ile 
                325                 330                 335     


Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Cys Thr Leu Pro 
            340                 345                 350         


Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Ser Cys Ala 
        355                 360                 365             


Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn 
    370                 375                 380                 


Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser 
385                 390                 395                 400 


Asp Gly Ser Phe Phe Leu Val Ser Lys Leu Thr Val Asp Lys Ser Arg 
                405                 410                 415     


Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu 
            420                 425                 430         


His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
        435                 440                 445         


<210>  97
<211>  214
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: LAG3-MAb Light Chain

<400>  97

Glu Ile Val Leu Thr Gln Ser Pro Ala Thr Leu Ser Leu Ser Pro Gly 
1               5                   10                  15      


Glu Arg Ala Thr Leu Ser Cys Arg Ala Ser Gln Ser Val Ser Ser Tyr 
            20                  25                  30          


Leu Ala Trp Tyr Gln Gln Lys Pro Gly Gln Ala Pro Arg Leu Leu Ile 
        35                  40                  45              


Tyr Asp Ala Ser Asn Arg Ala Thr Gly Ile Pro Ala Arg Phe Ser Gly 
    50                  55                  60                  


Ser Gly Ser Gly Thr Asp Phe Thr Leu Thr Ile Ser Ser Leu Glu Pro 
65                  70                  75                  80  


Glu Asp Phe Ala Val Tyr Tyr Cys Gln Gln Ala Ser Ile Trp Pro Leu 
                85                  90                  95      


Thr Phe Gly Gly Gly Thr Lys Val Glu Ile Lys Arg Thr Val Ala Ala 
            100                 105                 110         


Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu Gln Leu Lys Ser Gly 
        115                 120                 125             


Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe Tyr Pro Arg Glu Ala 
    130                 135                 140                 


Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln Ser Gly Asn Ser Gln 
145                 150                 155                 160 


Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser Thr Tyr Ser Leu Ser 
                165                 170                 175     


Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu Lys His Lys Val Tyr 
            180                 185                 190         


Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser Pro Val Thr Lys Ser 
        195                 200                 205             


Phe Asn Arg Gly Glu Cys 
    210                 


<210>  98
<211>  450
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: LAG3-MAb IgG1

<400>  98

Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Val Ser Cys Lys Ala Ser Gly Tyr Thr Phe Thr Gly Tyr 
            20                  25                  30          


Tyr Met His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Met 
        35                  40                  45              


Gly Trp Ile Asn Ala Asn Ser Gly Gly Thr Asn Tyr Ala Gln Lys Phe 
    50                  55                  60                  


Gln Gly Arg Val Thr Met Thr Arg Asp Thr Ser Ile Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Arg Leu Arg Ser Asp Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Asp Ile Tyr Asp Ser Ser Asp Gln Leu Asn Val Trp Gly Gln 
            100                 105                 110         


Gly Thr Met Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val 
        115                 120                 125             


Phe Pro Leu Ala Pro Ser Ser Lys Ser Thr Ser Gly Gly Thr Ala Ala 
    130                 135                 140                 


Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr Val Ser 
145                 150                 155                 160 


Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val 
                165                 170                 175     


Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro 
            180                 185                 190         


Ser Ser Ser Leu Gly Thr Gln Thr Tyr Ile Cys Asn Val Asn His Lys 
        195                 200                 205             


Pro Ser Asn Thr Lys Val Asp Lys Lys Val Glu Pro Lys Ser Cys Asp 
    210                 215                 220                 


Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Glu Leu Leu Gly Gly 
225                 230                 235                 240 


Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile 
                245                 250                 255     


Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu 
            260                 265                 270         


Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His 
        275                 280                 285             


Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg 
    290                 295                 300                 


Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys 
305                 310                 315                 320 


Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu 
                325                 330                 335     


Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr 
            340                 345                 350         


Thr Leu Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu 
        355                 360                 365             


Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp 
    370                 375                 380                 


Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val 
385                 390                 395                 400 


Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp 
                405                 410                 415     


Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met His 
            420                 425                 430         


Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro 
        435                 440                 445             


Gly Lys 
    450 


<210>  99
<211>  492
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: LAG3-VHH xELL-Knob Fc-IL2-RAS-TGCS

<400>  99

Glu Val Gln Leu Val Glu Ser Gly Gly Gly Trp Gln Pro Gly Gly Ser 
1               5                   10                  15      


Leu Arg Leu Ser Cys Ala Ala Ser Gly Arg Thr Phe Ser Asp Tyr Val 
            20                  25                  30          


Met Gly Trp Phe Arg Gln Ala Pro Gly Lys Glu Arg Glu Phe Val Ala 
        35                  40                  45              


Ala Ile Ser Glu Ser Gly Gly Arg Thr His Tyr Ala Asp Ser Val Lys 
    50                  55                  60                  


Gly Arg Phe Thr Ile Ser Arg Asp Asn Ser Lys Asn Thr Leu Tyr Leu 
65                  70                  75                  80  


Gln Met Asn Ser Leu Arg Pro Glu Asp Thr Ala Leu Tyr Tyr Cys Ala 
                85                  90                  95      


Thr Thr Leu Leu Trp Trp Thr Ser Glu Tyr Ala Pro Ile Lys Ala Asn 
            100                 105                 110         


Asp Tyr Asp Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Lys Pro Gly 
        115                 120                 125             


Gly Gly Gly Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly 
    130                 135                 140                 


Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met 
145                 150                 155                 160 


Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His 
                165                 170                 175     


Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val 
            180                 185                 190         


His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr 
        195                 200                 205             


Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly 
    210                 215                 220                 


Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile 
225                 230                 235                 240 


Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val 
                245                 250                 255     


Tyr Thr Leu Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser 
            260                 265                 270         


Leu Trp Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu 
        275                 280                 285             


Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro 
    290                 295                 300                 


Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val 
305                 310                 315                 320 


Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met 
                325                 330                 335     


His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser 
            340                 345                 350         


Pro Gly Gly Ser Gly Gly Ser Ala Pro Gly Ser Ser Ser Thr Lys Lys 
        355                 360                 365             


Thr Gln Leu Gln Leu Glu Ala Leu Leu Leu Asp Leu Gln Met Ile Leu 
    370                 375                 380                 


Asn Gly Ile Asn Asn Tyr Lys Asn Pro Lys Leu Thr Arg Met Leu Thr 
385                 390                 395                 400 


Phe Lys Phe Tyr Met Pro Lys Lys Ala Thr Glu Leu Lys His Leu Gln 
                405                 410                 415     


Cys Leu Glu Glu Glu Leu Lys Arg Leu Glu Glu Val Leu Asn Leu Ala 
            420                 425                 430         


Gln Ser Lys Asn Phe His Leu Arg Pro Arg Ser Leu Ile Ser Asn Ile 
        435                 440                 445             


Asn Val Ile Val Leu Glu Leu Lys Gly Ser Glu Thr Thr Phe Met Cys 
    450                 455                 460                 


Glu Tyr Ala Asp Glu Thr Ala Thr Ile Val Glu Phe Leu Asn Arg Trp 
465                 470                 475                 480 


Ile Thr Phe Ser Gln Ser Ile Ile Ser Thr Leu Thr 
                485                 490         


<210>  100
<211>  355
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: LAG3-VHH xELL-Hole_H435 R Fc

<400>  100

Glu Val Gln Leu Val Glu Ser Gly Gly Gly Trp Gln Pro Gly Gly Ser 
1               5                   10                  15      


Leu Arg Leu Ser Cys Ala Ala Ser Gly Arg Thr Phe Ser Asp Tyr Val 
            20                  25                  30          


Met Gly Trp Phe Arg Gln Ala Pro Gly Lys Glu Arg Glu Phe Val Ala 
        35                  40                  45              


Ala Ile Ser Glu Ser Gly Gly Arg Thr His Tyr Ala Asp Ser Val Lys 
    50                  55                  60                  


Gly Arg Phe Thr Ile Ser Arg Asp Asn Ser Lys Asn Thr Leu Tyr Leu 
65                  70                  75                  80  


Gln Met Asn Ser Leu Arg Pro Glu Asp Thr Ala Leu Tyr Tyr Cys Ala 
                85                  90                  95      


Thr Thr Leu Leu Trp Trp Thr Ser Glu Tyr Ala Pro Ile Lys Ala Asn 
            100                 105                 110         


Asp Tyr Asp Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Lys Pro Gly 
        115                 120                 125             


Gly Gly Gly Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly 
    130                 135                 140                 


Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met 
145                 150                 155                 160 


Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His 
                165                 170                 175     


Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val 
            180                 185                 190         


His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr 
        195                 200                 205             


Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly 
    210                 215                 220                 


Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile 
225                 230                 235                 240 


Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val 
                245                 250                 255     


Cys Thr Leu Pro Pro Ser Arg Asp Glu Leu Thr Lys Asn Gln Val Ser 
            260                 265                 270         


Leu Ser Cys Ala Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu 
        275                 280                 285             


Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro 
    290                 295                 300                 


Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Val Ser Lys Leu Thr Val 
305                 310                 315                 320 


Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met 
                325                 330                 335     


His Glu Ala Leu His Asn Arg Tyr Thr Gln Lys Ser Leu Ser Leu Ser 
            340                 345                 350         


Pro Gly Lys 
        355 


<210>  101
<211>  355
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: LAG3-VHH xELL-Knob Fc

<400>  101

Glu Val Gln Leu Val Glu Ser Gly Gly Gly Trp Gln Pro Gly Gly Ser 
1               5                   10                  15      


Leu Arg Leu Ser Cys Ala Ala Ser Gly Arg Thr Phe Ser Asp Tyr Val 
            20                  25                  30          


Met Gly Trp Phe Arg Gln Ala Pro Gly Lys Glu Arg Glu Phe Val Ala 
        35                  40                  45              


Ala Ile Ser Glu Ser Gly Gly Arg Thr His Tyr Ala Asp Ser Val Lys 
    50                  55                  60                  


Gly Arg Phe Thr Ile Ser Arg Asp Asn Ser Lys Asn Thr Leu Tyr Leu 
65                  70                  75                  80  


Gln Met Asn Ser Leu Arg Pro Glu Asp Thr Ala Leu Tyr Tyr Cys Ala 
                85                  90                  95      


Thr Thr Leu Leu Trp Trp Thr Ser Glu Tyr Ala Pro Ile Lys Ala Asn 
            100                 105                 110         


Asp Tyr Asp Tyr Trp Gly Gln Gly Thr Leu Val Thr Val Lys Pro Gly 
        115                 120                 125             


Gly Gly Gly Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly 
    130                 135                 140                 


Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met 
145                 150                 155                 160 


Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His 
                165                 170                 175     


Glu Asp Pro Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val 
            180                 185                 190         


His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr 
        195                 200                 205             


Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly 
    210                 215                 220                 


Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile 
225                 230                 235                 240 


Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val 
                245                 250                 255     


Tyr Thr Leu Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser 
            260                 265                 270         


Leu Trp Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu 
        275                 280                 285             


Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro 
    290                 295                 300                 


Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val 
305                 310                 315                 320 


Asp Lys Ser Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Met 
                325                 330                 335     


His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser 
            340                 345                 350         


Pro Gly Lys 
        355 


<210>  102
<211>  361
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: xELL-Knob Fc-IL2-RAS-M23A-T3A, C125S

<400>  102

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu 
        115                 120                 125             


Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Trp Cys 
    130                 135                 140                 


Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Val His Glu Ala 
        195                 200                 205             


Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Gly 
    210                 215                 220                 


Ser Gly Gly Ser Ala Pro Ala Ser Ser Ser Thr Lys Lys Thr Gln Leu 
225                 230                 235                 240 


Gln Leu Glu Ala Leu Leu Leu Asp Leu Gln Ala Ile Leu Asn Gly Ile 
                245                 250                 255     


Asn Asn Tyr Lys Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe 
            260                 265                 270         


Tyr Met Pro Lys Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu 
        275                 280                 285             


Glu Glu Leu Lys Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys 
    290                 295                 300                 


Asn Phe His Leu Arg Pro Arg Ser Leu Ile Ser Asn Ile Asn Val Ile 
305                 310                 315                 320 


Val Leu Glu Leu Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala 
                325                 330                 335     


Asp Glu Thr Ala Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe 
            340                 345                 350         


Ser Gln Ser Ile Ile Ser Thr Leu Thr 
        355                 360     


<210>  103
<211>  361
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: xELL-Knob Fc-IL2-RAS-E95Q-T3A, C125S

<400>  103

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu 
        115                 120                 125             


Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Trp Cys 
    130                 135                 140                 


Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Val His Glu Ala 
        195                 200                 205             


Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Gly 
    210                 215                 220                 


Ser Gly Gly Ser Ala Pro Ala Ser Ser Ser Thr Lys Lys Thr Gln Leu 
225                 230                 235                 240 


Gln Leu Glu Ala Leu Leu Leu Asp Leu Gln Met Ile Leu Asn Gly Ile 
                245                 250                 255     


Asn Asn Tyr Lys Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe 
            260                 265                 270         


Tyr Met Pro Lys Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu 
        275                 280                 285             


Glu Glu Leu Lys Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys 
    290                 295                 300                 


Asn Phe His Leu Arg Pro Arg Ser Leu Ile Ser Asn Ile Asn Val Ile 
305                 310                 315                 320 


Val Leu Gln Leu Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala 
                325                 330                 335     


Asp Glu Thr Ala Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe 
            340                 345                 350         


Ser Gln Ser Ile Ile Ser Thr Leu Thr 
        355                 360     


<210>  104
<211>  361
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Synthetic: xELL-Knob Fc-IL2-RAS-M23A-E95Q-T3A, C125S

<400>  104

Asp Lys Thr His Thr Cys Pro Pro Cys Pro Ala Pro Gly Gly Pro Ser 
1               5                   10                  15      


Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Tyr Ile Ser Arg 
            20                  25                  30          


Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser His Glu Asp Pro 
        35                  40                  45              


Glu Val Lys Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala 
    50                  55                  60                  


Lys Thr Lys Pro Arg Glu Glu Gln Tyr Asn Ser Thr Tyr Arg Val Val 
65                  70                  75                  80  


Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr 
                85                  90                  95      


Lys Cys Lys Val Ser Asn Lys Ala Leu Pro Ala Pro Ile Glu Lys Thr 
            100                 105                 110         


Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu 
        115                 120                 125             


Pro Pro Cys Arg Asp Glu Leu Thr Lys Asn Gln Val Ser Leu Trp Cys 
    130                 135                 140                 


Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser 
145                 150                 155                 160 


Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp 
                165                 170                 175     


Ser Asp Gly Ser Phe Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser 
            180                 185                 190         


Arg Trp Gln Gln Gly Asn Val Phe Ser Cys Ser Val Val His Glu Ala 
        195                 200                 205             


Leu His Asn His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Gly 
    210                 215                 220                 


Ser Gly Gly Ser Ala Pro Ala Ser Ser Ser Thr Lys Lys Thr Gln Leu 
225                 230                 235                 240 


Gln Leu Glu Ala Leu Leu Leu Asp Leu Gln Ala Ile Leu Asn Gly Ile 
                245                 250                 255     


Asn Asn Tyr Lys Asn Pro Lys Leu Thr Arg Met Leu Thr Phe Lys Phe 
            260                 265                 270         


Tyr Met Pro Lys Lys Ala Thr Glu Leu Lys His Leu Gln Cys Leu Glu 
        275                 280                 285             


Glu Glu Leu Lys Arg Leu Glu Glu Val Leu Asn Leu Ala Gln Ser Lys 
    290                 295                 300                 


Asn Phe His Leu Arg Pro Arg Ser Leu Ile Ser Asn Ile Asn Val Ile 
305                 310                 315                 320 


Val Leu Gln Leu Lys Gly Ser Glu Thr Thr Phe Met Cys Glu Tyr Ala 
                325                 330                 335     


Asp Glu Thr Ala Thr Ile Val Glu Phe Leu Asn Arg Trp Ile Thr Phe 
            340                 345                 350         


Ser Gln Ser Ile Ile Ser Thr Leu Thr 
        355                 360     


