                         SEQUENCE LISTING

<110>  BIOVERATIV USA INC.
       PANICKER, SANDIP
       PARRU, GRAHAM
       STAGLIANO, NANCY E.
 
<120>  ANTI-C1s ANTIBODIES AND METHODS OF USE THEREOF

<130>  4159.504PC01/C-K/BMD

<150>  US 62/407,390
<151>  2016-10-12

<160>  54    

<170>  PatentIn version 3.5

<210>  1
<211>  15
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VL CDR1

<400>  1

Lys Ala Ser Gln Ser Val Asp Tyr Asp Gly Asp Ser Tyr Met Asn 
1               5                   10                  15  


<210>  2
<211>  7
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VL CDR2

<400>  2

Asp Ala Ser Asn Leu Glu Ser 
1               5           


<210>  3
<211>  9
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VL CDR3

<400>  3

Gln Gln Ser Asn Glu Asp Pro Trp Thr 
1               5                   


<210>  4
<211>  5
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH CDR1

<400>  4

Asp Asp Tyr Ile His 
1               5   


<210>  5
<211>  17
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH CDR2

<400>  5

Arg Ile Asp Pro Ala Asp Gly His Thr Lys Tyr Ala Pro Lys Phe Gln 
1               5                   10                  15      


Val 
    


<210>  6
<211>  10
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH CDR3

<400>  6

Tyr Gly Tyr Gly Arg Glu Val Phe Asp Tyr 
1               5                   10  


<210>  7
<211>  111
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Parental Murine anti-C1s VL Variable Light

<400>  7

Asp Ile Val Leu Thr Gln Ser Pro Ala Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Gln Arg Ala Thr Ile Ser Cys Lys Ala Ser Gln Ser Val Asp Tyr Asp 
            20                  25                  30          


Gly Asp Ser Tyr Met Asn Trp Tyr Gln Gln Lys Thr Gly Gln Pro Pro 
        35                  40                  45              


Lys Ile Leu Ile Tyr Asp Ala Ser Asn Leu Glu Ser Gly Ile Pro Ala 
    50                  55                  60                  


Arg Phe Ser Gly Ser Gly Ser Gly Thr Asp Phe Thr Leu Asn Ile His 
65                  70                  75                  80  


Pro Val Glu Glu Glu Asp Ala Ala Ile Tyr Tyr Cys Gln Gln Ser Asn 
                85                  90                  95      


Glu Asp Pro Trp Thr Phe Gly Gly Gly Thr Lys Leu Glu Ile Lys 
            100                 105                 110     


<210>  8
<211>  119
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH CDR of an anti-C1s antibody

<400>  8

Glu Val Gln Leu Gln Gln Ser Gly Ala Glu Leu Val Arg Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Leu Ser Cys Thr Ala Ser Gly Phe Asn Ile Lys Asp Asp 
            20                  25                  30          


Tyr Ile His Trp Val Lys Gln Arg Pro Glu Gln Gly Leu Glu Trp Ile 
        35                  40                  45              


Gly Arg Ile Asp Pro Ala Asp Gly His Thr Lys Tyr Ala Pro Lys Phe 
    50                  55                  60                  


Gln Val Lys Ala Thr Ile Thr Ala Asp Thr Ser Ser Asn Thr Ala Tyr 
65                  70                  75                  80  


Leu Gln Leu Ser Ser Leu Thr Ser Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Tyr Gly Tyr Gly Arg Glu Val Phe Asp Tyr Trp Gly Gln Gly 
            100                 105                 110         


Thr Thr Leu Thr Val Ser Ser 
        115                 


<210>  9
<211>  673
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Human C1s

<400>  9

Glu Pro Thr Met Tyr Gly Glu Ile Leu Ser Pro Asn Tyr Pro Gln Ala 
1               5                   10                  15      


Tyr Pro Ser Glu Val Glu Lys Ser Trp Asp Ile Glu Val Pro Glu Gly 
            20                  25                  30          


Tyr Gly Ile His Leu Tyr Phe Thr His Leu Asp Ile Glu Leu Ser Glu 
        35                  40                  45              


Asn Cys Ala Tyr Asp Ser Val Gln Ile Ile Ser Gly Asp Thr Glu Glu 
    50                  55                  60                  


Gly Arg Leu Cys Gly Gln Arg Ser Ser Asn Asn Pro His Ser Pro Ile 
65                  70                  75                  80  


Val Glu Glu Phe Gln Val Pro Tyr Asn Lys Leu Gln Val Ile Phe Lys 
                85                  90                  95      


Ser Asp Phe Ser Asn Glu Glu Arg Phe Thr Gly Phe Ala Ala Tyr Tyr 
            100                 105                 110         


Val Ala Thr Asp Ile Asn Glu Cys Thr Asp Phe Val Asp Val Pro Cys 
        115                 120                 125             


Ser His Phe Cys Asn Asn Phe Ile Gly Gly Tyr Phe Cys Ser Cys Pro 
    130                 135                 140                 


Pro Glu Tyr Phe Leu His Asp Asp Met Lys Asn Cys Gly Val Asn Cys 
145                 150                 155                 160 


Ser Gly Asp Val Phe Thr Ala Leu Ile Gly Glu Ile Ala Ser Pro Asn 
                165                 170                 175     


Tyr Pro Lys Pro Tyr Pro Glu Asn Ser Arg Cys Glu Tyr Gln Ile Arg 
            180                 185                 190         


Leu Glu Lys Gly Phe Gln Val Val Val Thr Leu Arg Arg Glu Asp Phe 
        195                 200                 205             


Asp Val Glu Ala Ala Asp Ser Ala Gly Asn Cys Leu Asp Ser Leu Val 
    210                 215                 220                 


Phe Val Ala Gly Asp Arg Gln Phe Gly Pro Tyr Cys Gly His Gly Phe 
225                 230                 235                 240 


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


Phe Gln Thr Asp Leu Thr Gly Gln Lys Lys Gly Trp Lys Leu Arg Tyr 
            260                 265                 270         


His Gly Asp Pro Met Pro Cys Pro Lys Glu Asp Thr Pro Asn Ser Val 
        275                 280                 285             


Trp Glu Pro Ala Lys Ala Lys Tyr Val Phe Arg Asp Val Val Gln Ile 
    290                 295                 300                 


Thr Cys Leu Asp Gly Phe Glu Val Val Glu Gly Arg Val Gly Ala Thr 
305                 310                 315                 320 


Ser Phe Tyr Ser Thr Cys Gln Ser Asn Gly Lys Trp Ser Asn Ser Lys 
                325                 330                 335     


Leu Lys Cys Gln Pro Val Asp Cys Gly Ile Pro Glu Ser Ile Glu Asn 
            340                 345                 350         


Gly Lys Val Glu Asp Pro Glu Ser Thr Leu Phe Gly Ser Val Ile Arg 
        355                 360                 365             


Tyr Thr Cys Glu Glu Pro Tyr Tyr Tyr Met Glu Asn Gly Gly Gly Gly 
    370                 375                 380                 


Glu Tyr His Cys Ala Gly Asn Gly Ser Trp Val Asn Glu Val Leu Gly 
385                 390                 395                 400 


Pro Glu Leu Pro Lys Cys Val Pro Val Cys Gly Val Pro Arg Glu Pro 
                405                 410                 415     


Phe Glu Glu Lys Gln Arg Ile Ile Gly Gly Ser Asp Ala Asp Ile Lys 
            420                 425                 430         


Asn Phe Pro Trp Gln Val Phe Phe Asp Asn Pro Trp Ala Gly Gly Ala 
        435                 440                 445             


Leu Ile Asn Glu Tyr Trp Val Leu Thr Ala Ala His Val Val Glu Gly 
    450                 455                 460                 


Asn Arg Glu Pro Thr Met Tyr Val Gly Ser Thr Ser Val Gln Thr Ser 
465                 470                 475                 480 


Arg Leu Ala Lys Ser Lys Met Leu Thr Pro Glu His Val Phe Ile His 
                485                 490                 495     


Pro Gly Trp Lys Leu Leu Glu Val Pro Glu Gly Arg Thr Asn Phe Asp 
            500                 505                 510         


Asn Asp Ile Ala Leu Val Arg Leu Lys Asp Pro Val Lys Met Gly Pro 
        515                 520                 525             


Thr Val Ser Pro Ile Cys Leu Pro Gly Thr Ser Ser Asp Tyr Asn Leu 
    530                 535                 540                 


Met Asp Gly Asp Leu Gly Leu Ile Ser Gly Trp Gly Arg Thr Glu Lys 
545                 550                 555                 560 


Arg Asp Arg Ala Val Arg Leu Lys Ala Ala Arg Leu Pro Val Ala Pro 
                565                 570                 575     


Leu Arg Lys Cys Lys Glu Val Lys Val Glu Lys Pro Thr Ala Asp Ala 
            580                 585                 590         


Glu Ala Tyr Val Phe Thr Pro Asn Met Ile Cys Ala Gly Gly Glu Lys 
        595                 600                 605             


Gly Met Asp Ser Cys Lys Gly Asp Ser Gly Gly Ala Phe Ala Val Gln 
    610                 615                 620                 


Asp Pro Asn Asp Lys Thr Lys Phe Tyr Ala Ala Gly Leu Val Ser Trp 
625                 630                 635                 640 


Gly Pro Gln Cys Gly Thr Tyr Gly Leu Tyr Thr Arg Val Lys Asn Tyr 
                645                 650                 655     


Val Asp Trp Ile Met Lys Thr Met Gln Glu Asn Ser Thr Pro Arg Glu 
            660                 665                 670         


Asp 
    


<210>  10
<211>  119
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH1 Variant

<400>  10

Glu Val Gln Leu Val Gln Ser Gly Ala Glu Leu Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Leu Ser Cys Thr Ala Ser Gly Phe Asn Ile Lys Asp Asp 
            20                  25                  30          


Tyr Ile His Trp Val Lys Gln Ala Pro Gly Gln Gly Leu Glu Trp Ile 
        35                  40                  45              


Gly Arg Ile Asp Pro Ala Asp Gly His Thr Lys Tyr Ala Pro Lys Phe 
    50                  55                  60                  


Gln Val Lys Ala Thr Ile Thr Ala Asp Thr Ser Thr Asn Thr Ala Tyr 
65                  70                  75                  80  


Leu Gln Leu Ser Ser Leu Thr Ser Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Tyr Gly Tyr Gly Arg Glu Val Phe Asp Tyr Trp Gly Gln Gly 
            100                 105                 110         


Thr Thr Val Thr Val Ser Ser 
        115                 


<210>  11
<211>  357
<212>  DNA
<213>  Artificial Sequence

<220>
<223>  VH variant 1

<400>  11
gaggttcagc tggtgcagtc tggggctgag cttaagaagc caggggcctc agtcaagttg       60

tcctgcacag cttctggctt taacattaaa gacgactata tacactgggt gaagcaggcc      120

cctggacagg gcctggagtg gattggaagg attgatcctg cggatggtca tactaaatat      180

gccccgaagt tccaagtcaa ggccactata actgcagaca catccaccaa cacagcctac      240

ctgcagctca gcagcctgac atctgaggac actgccgtct attactgtgc tagatatggt      300

tacgggaggg aggtctttga ctactggggc caaggcacca ctgtcacagt ctcctca         357


<210>  12
<211>  119
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH2 variant

<400>  12

Glu Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Leu Ser Cys Thr Ala Ser Gly Phe Asn Ile Lys Asp Asp 
            20                  25                  30          


Tyr Ile His Trp Val Lys Gln Ala Pro Gly Gln Gly Leu Glu Trp Ile 
        35                  40                  45              


Gly Arg Ile Asp Pro Ala Asp Gly His Thr Lys Tyr Ala Pro Lys Phe 
    50                  55                  60                  


Gln Val Lys Ala Thr Ile Thr Ala Asp Thr Ser Thr Asn Thr Ala Tyr 
65                  70                  75                  80  


Leu Glu Leu Ser Ser Leu Arg Ser Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Tyr Gly Tyr Gly Arg Glu Val Phe Asp Tyr Trp Gly Gln Gly 
            100                 105                 110         


Thr Thr Val Thr Val Ser Ser 
        115                 


<210>  13
<211>  357
<212>  DNA
<213>  Artificial Sequence

<220>
<223>  VH variant 2

<400>  13
gaggttcagc tggtgcagtc tggggctgag gtgaagaagc caggggcctc agtcaagttg       60

tcctgcacag cttctggctt taacattaaa gacgactata tacactgggt gaagcaggcc      120

cctggacagg gcctggagtg gattggaagg attgatcctg cggatggtca tactaaatat      180

gccccgaagt tccaagtcaa ggccactata actgcagaca catccaccaa cacagcctac      240

ctggagctca gcagcctgag atctgaggac actgccgtct attactgtgc tagatatggt      300

tacgggaggg aggtctttga ctactggggc caaggcacca ctgtcacagt ctcctca         357


<210>  14
<211>  119
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH3 variant

<400>  14

Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Leu Ser Cys Thr Ala Ser Gly Phe Asn Ile Lys Asp Asp 
            20                  25                  30          


Tyr Ile His Trp Val Lys Gln Ala Pro Gly Gln Gly Leu Glu Trp Ile 
        35                  40                  45              


Gly Arg Ile Asp Pro Ala Asp Gly His Thr Lys Tyr Ala Pro Lys Phe 
    50                  55                  60                  


Gln Val Lys Val Thr Ile Thr Ala Asp Thr Ser Thr Ser Thr Ala Tyr 
65                  70                  75                  80  


Leu Glu Leu Ser Ser Leu Arg Ser Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Tyr Gly Tyr Gly Arg Glu Val Phe Asp Tyr Trp Gly Gln Gly 
            100                 105                 110         


Thr Thr Val Thr Val Ser Ser 
        115                 


<210>  15
<211>  357
<212>  DNA
<213>  Artificial Sequence

<220>
<223>  VH variant 3

<400>  15
caggttcagc tggtgcagtc tggggctgag gtgaagaagc caggggcctc agtcaagttg       60

tcctgcacag cttctggctt taacattaaa gacgactata tacactgggt gaagcaggcc      120

cctggacagg gcctggagtg gattggaagg attgatcctg cggatggtca tactaaatat      180

gccccgaagt tccaagtcaa agtcactata actgcagaca catccaccag cacagcctac      240

ctggagctca gcagcctgag atctgaggac actgccgtct attactgtgc tagatatggt      300

tacgggaggg aggtctttga ctactggggc caaggcacca ctgtcacagt ctcctca         357


<210>  16
<211>  119
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH4 variant

<400>  16

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 Thr Ala Ser Gly Phe Asn Ile Lys Asp Asp 
            20                  25                  30          


Tyr Ile His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Ile 
        35                  40                  45              


Gly Arg Ile Asp Pro Ala Asp Gly His Thr Lys Tyr Ala Pro Lys Phe 
    50                  55                  60                  


Gln Val Lys Val Thr Ile Thr Ala Asp Thr Ser Thr Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Ser Leu Arg Ser Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Tyr Gly Tyr Gly Arg Glu Val Phe Asp Tyr Trp Gly Gln Gly 
            100                 105                 110         


Thr Thr Val Thr Val Ser Ser 
        115                 


<210>  17
<211>  357
<212>  DNA
<213>  Artificial Sequence

<220>
<223>  VH variant 4

<400>  17
caggttcagc tggtgcagtc tggggctgag gtgaagaagc caggggcctc agtcaaggtc       60

tcctgcacag cttctggctt taacattaaa gacgactata tacactgggt gcgccaggcc      120

cctggacagg gcctggagtg gattggaagg attgatcctg cggatggtca tactaaatat      180

gccccgaagt tccaagtcaa agtcactata actgcagaca catccaccag cacagcctac      240

atggagctca gcagcctgag atctgaggac actgccgtct attactgtgc tagatatggt      300

tacgggaggg aggtctttga ctactggggc caaggcacca ctgtcacagt ctcctca         357


<210>  18
<211>  119
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH5 variant

<400>  18

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 Ala Ala Ser Gly Phe Asn Ile Lys Asp Asp 
            20                  25                  30          


Tyr Ile His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Ile 
        35                  40                  45              


Gly Arg Ile Asp Pro Ala Asp Gly His Thr Lys Tyr Ala Pro Lys Phe 
    50                  55                  60                  


Gln Val Lys Val Thr Ile Thr Ala Asp Thr Ser Thr Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Ser Leu Arg Ser Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Tyr Gly Tyr Gly Arg Glu Val Phe Asp Tyr Trp Gly Gln Gly 
            100                 105                 110         


Thr Thr Val Thr Val Ser Ser 
        115                 


<210>  19
<211>  357
<212>  DNA
<213>  Artificial Sequence

<220>
<223>  VH variant 5

<400>  19
caggttcagc tggtgcagtc tggggctgag gtgaagaagc caggggcctc agtcaaggtc       60

tcctgcgcag cttctggctt taacattaaa gacgactata tacactgggt gcgccaggcc      120

cctggacagg gcctggagtg gattggaagg attgatcctg cggatggtca tactaaatat      180

gccccgaagt tccaagtcaa agtcactata actgcagaca catccaccag cacagcctac      240

atggagctca gcagcctgag atctgaggac actgccgtct attactgtgc tagatatggt      300

tacgggaggg aggtctttga ctactggggc caaggcacca ctgtcacagt ctcctca         357


<210>  20
<211>  111
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Vkappa1 variant Variable Light

<400>  20

Asp Ile Val Leu Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Ser Cys Lys Ala Ser Gln Ser Val Asp Tyr Asp 
            20                  25                  30          


Gly Asp Ser Tyr Met Asn Trp Tyr Gln Gln Lys Thr Gly Gln Pro Pro 
        35                  40                  45              


Lys Ile Leu Ile Tyr Asp Ala Ser Asn Leu Glu Ser Gly Ile 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 Glu Glu Asp Phe Ala Ile Tyr Tyr Cys Gln Gln Ser Asn 
                85                  90                  95      


Glu Asp Pro Trp Thr Phe Gly Gly Gly Thr Lys Val Glu Ile Lys 
            100                 105                 110     


<210>  21
<211>  333
<212>  DNA
<213>  Artificial Sequence

<220>
<223>  Vkappa variant 1

<400>  21
gacattgtgc tgacccaatc tccagactct ttggctgtgt ctctcgggga gagggccacc       60

atctcctgca aggccagcca aagtgttgat tatgatggtg atagttatat gaactggtac      120

caacaaaaaa caggacagcc acccaaaatc ctcatttatg atgcatccaa tttggaatct      180

ggcatcccag ccaggtttag tggcagtggg tctgggacag acttcaccct caccatcagc      240

agcctggagg aggaggattt tgcaatctat tactgtcagc aaagtaatga agacccgtgg      300

acgttcggtg gaggcaccaa ggtggaaatc aaa                                   333


<210>  22
<211>  111
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Vkappa2 variant Variable Light

<400>  22

Asp Ile Val Leu Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Ser Cys Lys Ala Ser Gln Ser Val Asp Tyr Asp 
            20                  25                  30          


Gly Asp Ser Tyr Met Asn Trp Tyr Gln Gln Lys Pro Gly Gln Pro Pro 
        35                  40                  45              


Lys Ile Leu Ile Tyr Asp Ala Ser Asn Leu Glu Ser Gly Ile 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 Ile Tyr Tyr Cys Gln Gln Ser Asn 
                85                  90                  95      


Glu Asp Pro Trp Thr Phe Gly Gly Gly Thr Lys Val Glu Ile Lys 
            100                 105                 110     


<210>  23
<211>  333
<212>  DNA
<213>  Artificial Sequence

<220>
<223>  Vkappa variant 2

<400>  23
gacattgtgc tgacccaatc tccagactct ttggctgtgt ctctcgggga gagggccacc       60

atctcctgca aggccagcca aagtgttgat tatgatggtg atagttatat gaactggtac      120

caacaaaaac caggacagcc acccaaaatc ctcatttatg atgcatccaa tttggaatct      180

ggcatcccag ccaggtttag tggcagtggg tctgggacag acttcaccct caccatcagc      240

agcctggagc ctgaggattt tgcaatctat tactgtcagc aaagtaatga agacccgtgg      300

acgttcggtg gaggcaccaa ggtggaaatc aaa                                   333


<210>  24
<211>  111
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Vkappa5 variant Variable Light

<400>  24

Asp Ile Val Leu Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Ser Cys Lys Ala Ser Gln Ser Val Asp Tyr Asp 
            20                  25                  30          


Gly Asp Ser Tyr Met Asn Trp Tyr Gln Gln Lys Pro Gly Gln Pro Pro 
        35                  40                  45              


Lys Leu Leu Ile Tyr Asp Ala Ser Asn Leu Glu Ser Gly Ile 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 Gln Ser Asn 
                85                  90                  95      


Glu Asp Pro Trp Thr Phe Gly Gly Gly Thr Lys Val Glu Ile Lys 
            100                 105                 110     


<210>  25
<211>  333
<212>  DNA
<213>  Artificial Sequence

<220>
<223>  Vkappa variant 5

<400>  25
gacattgtgc tgacccaatc tccagactct ttggctgtgt ctctcgggga gagggccacc       60

atctcctgca aggccagcca aagtgttgat tatgatggtg atagttatat gaactggtac      120

caacaaaaac caggacagcc acccaaactc ctcatttatg atgcatccaa tttggaatct      180

ggcatcccag ccaggtttag tggcagtggg tctgggacag acttcaccct caccatcagc      240

agcctggagc ctgaggattt tgcagtctat tactgtcagc aaagtaatga agacccgtgg      300

acgttcggtg gaggcaccaa ggtggaaatc aaa                                   333


<210>  26
<211>  119
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH region of anti-C1s antibody


<220>
<221>  MISC_FEATURE
<222>  (1)..(1)
<223>  may be Gln or Glu

<220>
<221>  MISC_FEATURE
<222>  (5)..(5)
<223>  may be Val or Gln

<220>
<221>  MISC_FEATURE
<222>  (11)..(11)
<223>  may be Val or Leu

<220>
<221>  MISC_FEATURE
<222>  (20)..(20)
<223>  may be Leu or  Val

<220>
<221>  MISC_FEATURE
<222>  (23)..(23)
<223>  may be Thr or Ala

<220>
<221>  MISC_FEATURE
<222>  (38)..(38)
<223>  may be Lys or Arg

<220>
<221>  MISC_FEATURE
<222>  (68)..(68)
<223>  may be Val or Ala

<220>
<221>  MISC_FEATURE
<222>  (77)..(77)
<223>  may be Ser or Asn

<220>
<221>  MISC_FEATURE
<222>  (81)..(81)
<223>  may be Leu or Met

<220>
<221>  MISC_FEATURE
<222>  (82)..(82)
<223>  may be Glu or Gln

<220>
<221>  MISC_FEATURE
<222>  (87)..(87)
<223>  may be Arg or Thr

<400>  26

Xaa Val Gln Leu Xaa Gln Ser Gly Ala Glu Xaa Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Xaa Ser Cys Xaa Ala Ser Gly Phe Asn Ile Lys Asp Asp 
            20                  25                  30          


Tyr Ile His Trp Val Xaa Gln Ala Pro Gly Gln Gly Leu Glu Trp Ile 
        35                  40                  45              


Gly Arg Ile Asp Pro Ala Asp Gly His Thr Lys Tyr Ala Pro Lys Phe 
    50                  55                  60                  


Gln Val Lys Xaa Thr Ile Thr Ala Asp Thr Ser Thr Xaa Thr Ala Tyr 
65                  70                  75                  80  


Xaa Xaa Leu Ser Ser Leu Xaa Ser Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Tyr Gly Tyr Gly Arg Glu Val Phe Asp Tyr Trp Gly Gln Gly 
            100                 105                 110         


Thr Thr Val Thr Val Ser Ser 
        115                 


<210>  27
<211>  111
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VL region of anti-C1s antibody


<220>
<221>  MISC_FEATURE
<222>  (44)..(44)
<223>  may be Thr or Pro

<220>
<221>  MISC_FEATURE
<222>  (50)..(50)
<223>  may be Ile or Leu

<220>
<221>  MISC_FEATURE
<222>  (84)..(84)
<223>  may be Glu or Pro

<220>
<221>  MISC_FEATURE
<222>  (89)..(89)
<223>  may be Ile or Val

<400>  27

Asp Ile Val Leu Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Ser Cys Lys Ala Ser Gln Ser Val Asp Tyr Asp 
            20                  25                  30          


Gly Asp Ser Tyr Met Asn Trp Tyr Gln Gln Lys Xaa Gly Gln Pro Pro 
        35                  40                  45              


Lys Xaa Leu Ile Tyr Asp Ala Ser Asn Leu Glu Ser Gly Ile 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 Xaa Glu Asp Phe Ala Xaa Tyr Tyr Cys Gln Gln Ser Asn 
                85                  90                  95      


Glu Asp Pro Trp Thr Phe Gly Gly Gly Thr Lys Val Glu Ile Lys 
            100                 105                 110     


<210>  28
<211>  327
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Human IgG4 Constant Region (Fc) Variant 2

<400>  28

Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Cys Ser Arg 
1               5                   10                  15      


Ser Thr Ser Glu Ser Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Lys Thr 
65                  70                  75                  80  


Tyr Thr Cys Asn Val Asp His Lys Pro Ser Asn Thr Lys Val Asp Lys 
                85                  90                  95      


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


Glu Phe Glu Gly Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys 
        115                 120                 125             


Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val 
    130                 135                 140                 


Asp Val Ser Gln Glu Asp Pro Glu Val Gln Phe Asn Trp Tyr Val Asp 
145                 150                 155                 160 


Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Phe 
                165                 170                 175     


Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp 
            180                 185                 190         


Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Gly Leu 
        195                 200                 205             


Pro Ser Ser Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg 
    210                 215                 220                 


Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Gln Glu Glu Met Thr Lys 
225                 230                 235                 240 


Asn Gln Val Ser Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp 
                245                 250                 255     


Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys 
            260                 265                 270         


Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser 
        275                 280                 285             


Arg Leu Thr Val Asp Lys Ser Arg Trp Gln Glu Gly Asn Val Phe Ser 
    290                 295                 300                 


Cys Ser Val Leu His Glu Ala Leu His Ser His Tyr Thr Gln Lys Ser 
305                 310                 315                 320 


Leu Ser Leu Ser Leu Gly Lys 
                325         


<210>  29
<211>  446
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH3 Mature Heavy Chain

<400>  29

Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Leu Ser Cys Thr Ala Ser Gly Phe Asn Ile Lys Asp Asp 
            20                  25                  30          


Tyr Ile His Trp Val Lys Gln Ala Pro Gly Gln Gly Leu Glu Trp Ile 
        35                  40                  45              


Gly Arg Ile Asp Pro Ala Asp Gly His Thr Lys Tyr Ala Pro Lys Phe 
    50                  55                  60                  


Gln Val Lys Val Thr Ile Thr Ala Asp Thr Ser Thr Ser Thr Ala Tyr 
65                  70                  75                  80  


Leu Glu Leu Ser Ser Leu Arg Ser Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Tyr Gly Tyr Gly Arg Glu Val Phe Asp Tyr Trp Gly Gln Gly 
            100                 105                 110         


Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val Phe 
        115                 120                 125             


Pro Leu Ala Pro Cys Ser Arg Ser Thr Ser Glu Ser Thr Ala Ala Leu 
    130                 135                 140                 


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


Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val Leu 
                165                 170                 175     


Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro Ser 
            180                 185                 190         


Ser Ser Leu Gly Thr Lys Thr Tyr Thr Cys Asn Val Asp His Lys Pro 
        195                 200                 205             


Ser Asn Thr Lys Val Asp Lys Arg Val Glu Ser Lys Tyr Gly Pro Pro 
    210                 215                 220                 


Cys Pro Pro Cys Pro Ala Pro Glu Phe Glu Gly Gly Pro Ser Val Phe 
225                 230                 235                 240 


Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro 
                245                 250                 255     


Glu Val Thr Cys Val Val Val Asp Val Ser Gln Glu Asp Pro Glu Val 
            260                 265                 270         


Gln Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr 
        275                 280                 285             


Lys Pro Arg Glu Glu Gln Phe Asn Ser Thr Tyr Arg Val Val Ser Val 
    290                 295                 300                 


Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys 
305                 310                 315                 320 


Lys Val Ser Asn Lys Gly Leu Pro Ser Ser Ile Glu Lys Thr Ile Ser 
                325                 330                 335     


Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro 
            340                 345                 350         


Ser Gln Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr Cys Leu Val 
        355                 360                 365             


Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly 
    370                 375                 380                 


Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp 
385                 390                 395                 400 


Gly Ser Phe Phe Leu Tyr Ser Arg Leu Thr Val Asp Lys Ser Arg Trp 
                405                 410                 415     


Gln Glu Gly Asn Val Phe Ser Cys Ser Val Leu His Glu Ala Leu His 
            420                 425                 430         


Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Leu Gly Lys 
        435                 440                 445     


<210>  30
<211>  218
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Vkappa2 variant Mature Light Chain

<400>  30

Asp Ile Val Leu Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Ser Cys Lys Ala Ser Gln Ser Val Asp Tyr Asp 
            20                  25                  30          


Gly Asp Ser Tyr Met Asn Trp Tyr Gln Gln Lys Pro Gly Gln Pro Pro 
        35                  40                  45              


Lys Ile Leu Ile Tyr Asp Ala Ser Asn Leu Glu Ser Gly Ile 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 Ile Tyr Tyr Cys Gln Gln Ser Asn 
                85                  90                  95      


Glu Asp Pro Trp 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>  31
<211>  465
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  synthetic amino acid sequence

<400>  31

Met Gly Trp Ser Leu Ile Leu Leu Phe Leu Val Ala Val Ala Thr Arg 
1               5                   10                  15      


Val His Ser Gln Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys 
            20                  25                  30          


Pro Gly Ala Ser Val Lys Leu Ser Cys Thr Ala Ser Gly Phe Asn Ile 
        35                  40                  45              


Lys Asp Asp Tyr Ile His Trp Val Lys Gln Ala Pro Gly Gln Gly Leu 
    50                  55                  60                  


Glu Trp Ile Gly Arg Ile Asp Pro Ala Asp Gly His Thr Lys Tyr Ala 
65                  70                  75                  80  


Pro Lys Phe Gln Val Lys Val Thr Ile Thr Ala Asp Thr Ser Thr Ser 
                85                  90                  95      


Thr Ala Tyr Leu Glu Leu Ser Ser Leu Arg Ser Glu Asp Thr Ala Val 
            100                 105                 110         


Tyr Tyr Cys Ala Arg Tyr Gly Tyr Gly Arg Glu Val Phe Asp Tyr Trp 
        115                 120                 125             


Gly Gln Gly Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro 
    130                 135                 140                 


Ser Val Phe Pro Leu Ala Pro Cys Ser Arg Ser Thr Ser Glu Ser Thr 
145                 150                 155                 160 


Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr Phe Pro Glu Pro Val Thr 
                165                 170                 175     


Val Ser Trp Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro 
            180                 185                 190         


Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr 
        195                 200                 205             


Val Pro Ser Ser Ser Leu Gly Thr Lys Thr Tyr Thr Cys Asn Val Asp 
    210                 215                 220                 


His Lys Pro Ser Asn Thr Lys Val Asp Lys Arg Val Glu Ser Lys Tyr 
225                 230                 235                 240 


Gly Pro Pro Cys Pro Pro Cys Pro Ala Pro Glu Phe Glu Gly Gly Pro 
                245                 250                 255     


Ser Val Phe Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser 
            260                 265                 270         


Arg Thr Pro Glu Val Thr Cys Val Val Val Asp Val Ser Gln Glu Asp 
        275                 280                 285             


Pro Glu Val Gln Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn 
    290                 295                 300                 


Ala Lys Thr Lys Pro Arg Glu Glu Gln Phe Asn Ser Thr Tyr Arg Val 
305                 310                 315                 320 


Val Ser Val Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu 
                325                 330                 335     


Tyr Lys Cys Lys Val Ser Asn Lys Gly Leu Pro Ser Ser Ile Glu Lys 
            340                 345                 350         


Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr 
        355                 360                 365             


Leu Pro Pro Ser Gln Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr 
    370                 375                 380                 


Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu 
385                 390                 395                 400 


Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu 
                405                 410                 415     


Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser Arg Leu Thr Val Asp Lys 
            420                 425                 430         


Ser Arg Trp Gln Glu Gly Asn Val Phe Ser Cys Ser Val Leu His Glu 
        435                 440                 445             


Ala Leu His Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Leu Gly 
    450                 455                 460                 


Lys 
465 


<210>  32
<211>  238
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  synthetic amino acid sequence

<400>  32

Met Arg Val Pro Ala Gln Leu Leu Gly Leu Leu Leu Leu Trp Leu Pro 
1               5                   10                  15      


Gly Ala Arg Cys Asp Ile Val Leu Thr Gln Ser Pro Asp Ser Leu Ala 
            20                  25                  30          


Val Ser Leu Gly Glu Arg Ala Thr Ile Ser Cys Lys Ala Ser Gln Ser 
        35                  40                  45              


Val Asp Tyr Asp Gly Asp Ser Tyr Met Asn Trp Tyr Gln Gln Lys Pro 
    50                  55                  60                  


Gly Gln Pro Pro Lys Ile Leu Ile Tyr Asp Ala Ser Asn Leu Glu Ser 
65                  70                  75                  80  


Gly Ile Pro Ala Arg Phe Ser Gly Ser Gly Ser Gly Thr Asp Phe Thr 
                85                  90                  95      


Leu Thr Ile Ser Ser Leu Glu Pro Glu Asp Phe Ala Ile Tyr Tyr Cys 
            100                 105                 110         


Gln Gln Ser Asn Glu Asp Pro Trp Thr Phe Gly Gly Gly Thr Lys Val 
        115                 120                 125             


Glu Ile Lys Arg Thr Val Ala Ala Pro Ser Val Phe Ile Phe Pro Pro 
    130                 135                 140                 


Ser Asp Glu Gln Leu Lys Ser Gly Thr Ala Ser Val Val Cys Leu Leu 
145                 150                 155                 160 


Asn Asn Phe Tyr Pro Arg Glu Ala Lys Val Gln Trp Lys Val Asp Asn 
                165                 170                 175     


Ala Leu Gln Ser Gly Asn Ser Gln Glu Ser Val Thr Glu Gln Asp Ser 
            180                 185                 190         


Lys Asp Ser Thr Tyr Ser Leu Ser Ser Thr Leu Thr Leu Ser Lys Ala 
        195                 200                 205             


Asp Tyr Glu Lys His Lys Val Tyr Ala Cys Glu Val Thr His Gln Gly 
    210                 215                 220                 


Leu Ser Ser Pro Val Thr Lys Ser Phe Asn Arg Gly Glu Cys 
225                 230                 235             


<210>  33
<211>  11
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VL CDR1 (CDR-L1) of anti-C1s antibody

<400>  33

Ser Gln Ser Val Asp Tyr Asp Gly Asp Ser Tyr 
1               5                   10      


<210>  34
<211>  3
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VL CDR2 (CDR-L2) of anti-C1s antibody

<400>  34

Asp Ala Ser 
1           


<210>  35
<211>  6
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VL CDR3 (CDR-L3) of anti-C1s antibody

<400>  35

Ser Asn Glu Asp Pro Trp 
1               5       


<210>  36
<211>  7
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH CDR1 (CDR-H1) of anti-C1s antibody

<400>  36

Gly Phe Asn Ile Lys Asp Asp 
1               5           


<210>  37
<211>  3
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH CDR2 (CDR-H2) of anti-C1s antibody

<400>  37

Ala Asp Gly 
1           


<210>  38
<211>  8
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH CDR3 (CDR-H3) of anti-C1s antibody

<400>  38

Gly Tyr Gly Arg Glu Val Phe Asp 
1               5               


<210>  39
<211>  7
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VL CDR1 (CDR-L1) of anti-C1s antibody

<400>  39

Asp Ser Tyr Met Asn Trp Tyr 
1               5           


<210>  40
<211>  10
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VL CDR2 (CDR-L2) of anti-C1s antibody

<400>  40

Ile Leu Ile Tyr Asp Ala Ser Asn Leu Glu 
1               5                   10  


<210>  41
<211>  8
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VL CDR3 (CDR-L3) of anti-C1s antibody

<400>  41

Gln Gln Ser Asn Glu Asp Pro Trp 
1               5               


<210>  42
<211>  6
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH CDR1 (CDR-H1) of anti-C1s antibody

<400>  42

Lys Asp Asp Tyr Ile His 
1               5       


<210>  43
<211>  13
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH CDR2 (CDR-H2) of anti-C1s antibody

<400>  43

Trp Ile Gly Arg Ile Asp Pro Ala Asp Gly His Thr Lys 
1               5                   10              


<210>  44
<211>  11
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH CDR3 (CDR-H3) of anti-C1s antibody

<400>  44

Ala Arg Tyr Gly Tyr Gly Arg Glu Val Phe Asp 
1               5                   10      


<210>  45
<211>  107
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  TNT020 VH3/VK2-Fc-sub4

<400>  45

Arg Thr Val Ala Ala Pro Ser Val Phe Ile Phe Pro Pro Ser Asp Glu 
1               5                   10                  15      


Gln Leu Lys Ser Gly Thr Ala Ser Val Val Cys Leu Leu Asn Asn Phe 
            20                  25                  30          


Tyr Pro Arg Glu Ala Lys Val Gln Trp Lys Val Asp Asn Ala Leu Gln 
        35                  40                  45              


Ser Gly Asn Ser Gln Glu Ser Val Thr Glu Gln Asp Ser Lys Asp Ser 
    50                  55                  60                  


Thr Tyr Ser Leu Ser Ser Thr Leu Thr Leu Ser Lys Ala Asp Tyr Glu 
65                  70                  75                  80  


Lys His Lys Val Tyr Ala Cys Glu Val Thr His Gln Gly Leu Ser Ser 
                85                  90                  95      


Pro Val Thr Lys Ser Phe Asn Arg Gly Glu Cys 
            100                 105         


<210>  46
<211>  446
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH1 Mature Heavy Chain

<400>  46

Glu Val Gln Leu Val Gln Ser Gly Ala Glu Leu Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Leu Ser Cys Thr Ala Ser Gly Phe Asn Ile Lys Asp Asp 
            20                  25                  30          


Tyr Ile His Trp Val Lys Gln Ala Pro Gly Gln Gly Leu Glu Trp Ile 
        35                  40                  45              


Gly Arg Ile Asp Pro Ala Asp Gly His Thr Lys Tyr Ala Pro Lys Phe 
    50                  55                  60                  


Gln Val Lys Ala Thr Ile Thr Ala Asp Thr Ser Thr Asn Thr Ala Tyr 
65                  70                  75                  80  


Leu Gln Leu Ser Ser Leu Thr Ser Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Tyr Gly Tyr Gly Arg Glu Val Phe Asp Tyr Trp Gly Gln Gly 
            100                 105                 110         


Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val Phe 
        115                 120                 125             


Pro Leu Ala Pro Cys Ser Arg Ser Thr Ser Glu Ser Thr Ala Ala Leu 
    130                 135                 140                 


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


Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val Leu 
                165                 170                 175     


Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro Ser 
            180                 185                 190         


Ser Ser Leu Gly Thr Lys Thr Tyr Thr Cys Asn Val Asp His Lys Pro 
        195                 200                 205             


Ser Asn Thr Lys Val Asp Lys Arg Val Glu Ser Lys Tyr Gly Pro Pro 
    210                 215                 220                 


Cys Pro Pro Cys Pro Ala Pro Glu Phe Glu Gly Gly Pro Ser Val Phe 
225                 230                 235                 240 


Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro 
                245                 250                 255     


Glu Val Thr Cys Val Val Val Asp Val Ser Gln Glu Asp Pro Glu Val 
            260                 265                 270         


Gln Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr 
        275                 280                 285             


Lys Pro Arg Glu Glu Gln Phe Asn Ser Thr Tyr Arg Val Val Ser Val 
    290                 295                 300                 


Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys 
305                 310                 315                 320 


Lys Val Ser Asn Lys Gly Leu Pro Ser Ser Ile Glu Lys Thr Ile Ser 
                325                 330                 335     


Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro 
            340                 345                 350         


Ser Gln Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr Cys Leu Val 
        355                 360                 365             


Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly 
    370                 375                 380                 


Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp 
385                 390                 395                 400 


Gly Ser Phe Phe Leu Tyr Ser Arg Leu Thr Val Asp Lys Ser Arg Trp 
                405                 410                 415     


Gln Glu Gly Asn Val Phe Ser Cys Ser Val Leu His Glu Ala Leu His 
            420                 425                 430         


Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Leu Gly Lys 
        435                 440                 445     


<210>  47
<211>  446
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH2 Mature Heavy Chain

<400>  47

Glu Val Gln Leu Val Gln Ser Gly Ala Glu Val Lys Lys Pro Gly Ala 
1               5                   10                  15      


Ser Val Lys Leu Ser Cys Thr Ala Ser Gly Phe Asn Ile Lys Asp Asp 
            20                  25                  30          


Tyr Ile His Trp Val Lys Gln Ala Pro Gly Gln Gly Leu Glu Trp Ile 
        35                  40                  45              


Gly Arg Ile Asp Pro Ala Asp Gly His Thr Lys Tyr Ala Pro Lys Phe 
    50                  55                  60                  


Gln Val Lys Ala Thr Ile Thr Ala Asp Thr Ser Thr Asn Thr Ala Tyr 
65                  70                  75                  80  


Leu Glu Leu Ser Ser Leu Arg Ser Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Tyr Gly Tyr Gly Arg Glu Val Phe Asp Tyr Trp Gly Gln Gly 
            100                 105                 110         


Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val Phe 
        115                 120                 125             


Pro Leu Ala Pro Cys Ser Arg Ser Thr Ser Glu Ser Thr Ala Ala Leu 
    130                 135                 140                 


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


Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val Leu 
                165                 170                 175     


Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro Ser 
            180                 185                 190         


Ser Ser Leu Gly Thr Lys Thr Tyr Thr Cys Asn Val Asp His Lys Pro 
        195                 200                 205             


Ser Asn Thr Lys Val Asp Lys Arg Val Glu Ser Lys Tyr Gly Pro Pro 
    210                 215                 220                 


Cys Pro Pro Cys Pro Ala Pro Glu Phe Glu Gly Gly Pro Ser Val Phe 
225                 230                 235                 240 


Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro 
                245                 250                 255     


Glu Val Thr Cys Val Val Val Asp Val Ser Gln Glu Asp Pro Glu Val 
            260                 265                 270         


Gln Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr 
        275                 280                 285             


Lys Pro Arg Glu Glu Gln Phe Asn Ser Thr Tyr Arg Val Val Ser Val 
    290                 295                 300                 


Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys 
305                 310                 315                 320 


Lys Val Ser Asn Lys Gly Leu Pro Ser Ser Ile Glu Lys Thr Ile Ser 
                325                 330                 335     


Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro 
            340                 345                 350         


Ser Gln Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr Cys Leu Val 
        355                 360                 365             


Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly 
    370                 375                 380                 


Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp 
385                 390                 395                 400 


Gly Ser Phe Phe Leu Tyr Ser Arg Leu Thr Val Asp Lys Ser Arg Trp 
                405                 410                 415     


Gln Glu Gly Asn Val Phe Ser Cys Ser Val Leu His Glu Ala Leu His 
            420                 425                 430         


Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Leu Gly Lys 
        435                 440                 445     


<210>  48
<211>  446
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH4 Mature Heavy Chain

<400>  48

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 Thr Ala Ser Gly Phe Asn Ile Lys Asp Asp 
            20                  25                  30          


Tyr Ile His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Ile 
        35                  40                  45              


Gly Arg Ile Asp Pro Ala Asp Gly His Thr Lys Tyr Ala Pro Lys Phe 
    50                  55                  60                  


Gln Val Lys Val Thr Ile Thr Ala Asp Thr Ser Thr Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Ser Leu Arg Ser Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Tyr Gly Tyr Gly Arg Glu Val Phe Asp Tyr Trp Gly Gln Gly 
            100                 105                 110         


Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val Phe 
        115                 120                 125             


Pro Leu Ala Pro Cys Ser Arg Ser Thr Ser Glu Ser Thr Ala Ala Leu 
    130                 135                 140                 


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


Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val Leu 
                165                 170                 175     


Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro Ser 
            180                 185                 190         


Ser Ser Leu Gly Thr Lys Thr Tyr Thr Cys Asn Val Asp His Lys Pro 
        195                 200                 205             


Ser Asn Thr Lys Val Asp Lys Arg Val Glu Ser Lys Tyr Gly Pro Pro 
    210                 215                 220                 


Cys Pro Pro Cys Pro Ala Pro Glu Phe Glu Gly Gly Pro Ser Val Phe 
225                 230                 235                 240 


Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro 
                245                 250                 255     


Glu Val Thr Cys Val Val Val Asp Val Ser Gln Glu Asp Pro Glu Val 
            260                 265                 270         


Gln Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr 
        275                 280                 285             


Lys Pro Arg Glu Glu Gln Phe Asn Ser Thr Tyr Arg Val Val Ser Val 
    290                 295                 300                 


Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys 
305                 310                 315                 320 


Lys Val Ser Asn Lys Gly Leu Pro Ser Ser Ile Glu Lys Thr Ile Ser 
                325                 330                 335     


Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro 
            340                 345                 350         


Ser Gln Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr Cys Leu Val 
        355                 360                 365             


Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly 
    370                 375                 380                 


Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp 
385                 390                 395                 400 


Gly Ser Phe Phe Leu Tyr Ser Arg Leu Thr Val Asp Lys Ser Arg Trp 
                405                 410                 415     


Gln Glu Gly Asn Val Phe Ser Cys Ser Val Leu His Glu Ala Leu His 
            420                 425                 430         


Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Leu Gly Lys 
        435                 440                 445     


<210>  49
<211>  446
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  VH5 Mature Heavy Chain

<400>  49

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 Ala Ala Ser Gly Phe Asn Ile Lys Asp Asp 
            20                  25                  30          


Tyr Ile His Trp Val Arg Gln Ala Pro Gly Gln Gly Leu Glu Trp Ile 
        35                  40                  45              


Gly Arg Ile Asp Pro Ala Asp Gly His Thr Lys Tyr Ala Pro Lys Phe 
    50                  55                  60                  


Gln Val Lys Val Thr Ile Thr Ala Asp Thr Ser Thr Ser Thr Ala Tyr 
65                  70                  75                  80  


Met Glu Leu Ser Ser Leu Arg Ser Glu Asp Thr Ala Val Tyr Tyr Cys 
                85                  90                  95      


Ala Arg Tyr Gly Tyr Gly Arg Glu Val Phe Asp Tyr Trp Gly Gln Gly 
            100                 105                 110         


Thr Thr Val Thr Val Ser Ser Ala Ser Thr Lys Gly Pro Ser Val Phe 
        115                 120                 125             


Pro Leu Ala Pro Cys Ser Arg Ser Thr Ser Glu Ser Thr Ala Ala Leu 
    130                 135                 140                 


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


Asn Ser Gly Ala Leu Thr Ser Gly Val His Thr Phe Pro Ala Val Leu 
                165                 170                 175     


Gln Ser Ser Gly Leu Tyr Ser Leu Ser Ser Val Val Thr Val Pro Ser 
            180                 185                 190         


Ser Ser Leu Gly Thr Lys Thr Tyr Thr Cys Asn Val Asp His Lys Pro 
        195                 200                 205             


Ser Asn Thr Lys Val Asp Lys Arg Val Glu Ser Lys Tyr Gly Pro Pro 
    210                 215                 220                 


Cys Pro Pro Cys Pro Ala Pro Glu Phe Glu Gly Gly Pro Ser Val Phe 
225                 230                 235                 240 


Leu Phe Pro Pro Lys Pro Lys Asp Thr Leu Met Ile Ser Arg Thr Pro 
                245                 250                 255     


Glu Val Thr Cys Val Val Val Asp Val Ser Gln Glu Asp Pro Glu Val 
            260                 265                 270         


Gln Phe Asn Trp Tyr Val Asp Gly Val Glu Val His Asn Ala Lys Thr 
        275                 280                 285             


Lys Pro Arg Glu Glu Gln Phe Asn Ser Thr Tyr Arg Val Val Ser Val 
    290                 295                 300                 


Leu Thr Val Leu His Gln Asp Trp Leu Asn Gly Lys Glu Tyr Lys Cys 
305                 310                 315                 320 


Lys Val Ser Asn Lys Gly Leu Pro Ser Ser Ile Glu Lys Thr Ile Ser 
                325                 330                 335     


Lys Ala Lys Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Leu Pro Pro 
            340                 345                 350         


Ser Gln Glu Glu Met Thr Lys Asn Gln Val Ser Leu Thr Cys Leu Val 
        355                 360                 365             


Lys Gly Phe Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly 
    370                 375                 380                 


Gln Pro Glu Asn Asn Tyr Lys Thr Thr Pro Pro Val Leu Asp Ser Asp 
385                 390                 395                 400 


Gly Ser Phe Phe Leu Tyr Ser Arg Leu Thr Val Asp Lys Ser Arg Trp 
                405                 410                 415     


Gln Glu Gly Asn Val Phe Ser Cys Ser Val Leu His Glu Ala Leu His 
            420                 425                 430         


Ser His Tyr Thr Gln Lys Ser Leu Ser Leu Ser Leu Gly Lys 
        435                 440                 445     


<210>  50
<211>  218
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Vkappa1 variant Mature Light Chain

<400>  50

Asp Ile Val Leu Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Ser Cys Lys Ala Ser Gln Ser Val Asp Tyr Asp 
            20                  25                  30          


Gly Asp Ser Tyr Met Asn Trp Tyr Gln Gln Lys Thr Gly Gln Pro Pro 
        35                  40                  45              


Lys Ile Leu Ile Tyr Asp Ala Ser Asn Leu Glu Ser Gly Ile 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 Glu Glu Asp Phe Ala Ile Tyr Tyr Cys Gln Gln Ser Asn 
                85                  90                  95      


Glu Asp Pro Trp 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>  51
<211>  218
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Vkappa5 variant Mature Light Chain

<400>  51

Asp Ile Val Leu Thr Gln Ser Pro Asp Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Glu Arg Ala Thr Ile Ser Cys Lys Ala Ser Gln Ser Val Asp Tyr Asp 
            20                  25                  30          


Gly Asp Ser Tyr Met Asn Trp Tyr Gln Gln Lys Pro Gly Gln Pro Pro 
        35                  40                  45              


Lys Leu Leu Ile Tyr Asp Ala Ser Asn Leu Glu Ser Gly Ile 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 Gln Ser Asn 
                85                  90                  95      


Glu Asp Pro Trp 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>  52
<211>  327
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Human IgG4 Constant Region (Fc)

<400>  52

Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Cys Ser Arg 
1               5                   10                  15      


Ser Thr Ser Glu Ser Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Lys Thr 
65                  70                  75                  80  


Tyr Thr Cys Asn Val Asp His Lys Pro Ser Asn Thr Lys Val Asp Lys 
                85                  90                  95      


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


Glu Phe Leu Gly Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys 
        115                 120                 125             


Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val 
    130                 135                 140                 


Asp Val Ser Gln Glu Asp Pro Glu Val Gln Phe Asn Trp Tyr Val Asp 
145                 150                 155                 160 


Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Phe 
                165                 170                 175     


Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp 
            180                 185                 190         


Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Gly Leu 
        195                 200                 205             


Pro Ser Ser Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg 
    210                 215                 220                 


Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Gln Glu Glu Met Thr Lys 
225                 230                 235                 240 


Asn Gln Val Ser Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp 
                245                 250                 255     


Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys 
            260                 265                 270         


Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser 
        275                 280                 285             


Arg Leu Thr Val Asp Lys Ser Arg Trp Gln Glu Gly Asn Val Phe Ser 
    290                 295                 300                 


Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser 
305                 310                 315                 320 


Leu Ser Leu Ser Leu Gly Lys 
                325         


<210>  53
<211>  327
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Human IgG4 Constant Region (Fc) Variant 1

<400>  53

Ala Ser Thr Lys Gly Pro Ser Val Phe Pro Leu Ala Pro Cys Ser Arg 
1               5                   10                  15      


Ser Thr Ser Glu Ser Thr Ala Ala Leu Gly Cys Leu Val Lys Asp Tyr 
            20                  25                  30          


Phe Pro Glu Pro Val Thr Val Ser Trp Asn Ser Gly Ala Leu Thr Ser 
        35                  40                  45              


Gly Val His Thr Phe Pro Ala Val Leu Gln Ser Ser Gly Leu Tyr Ser 
    50                  55                  60                  


Leu Ser Ser Val Val Thr Val Pro Ser Ser Ser Leu Gly Thr Lys Thr 
65                  70                  75                  80  


Tyr Thr Cys Asn Val Asp His Lys Pro Ser Asn Thr Lys Val Asp Lys 
                85                  90                  95      


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


Glu Phe Glu Gly Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro Lys 
        115                 120                 125             


Asp Thr Leu Met Ile Ser Arg Thr Pro Glu Val Thr Cys Val Val Val 
    130                 135                 140                 


Asp Val Ser Gln Glu Asp Pro Glu Val Gln Phe Asn Trp Tyr Val Asp 
145                 150                 155                 160 


Gly Val Glu Val His Asn Ala Lys Thr Lys Pro Arg Glu Glu Gln Phe 
                165                 170                 175     


Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln Asp 
            180                 185                 190         


Trp Leu Asn Gly Lys Glu Tyr Lys Cys Lys Val Ser Asn Lys Gly Leu 
        195                 200                 205             


Pro Ser Ser Ile Glu Lys Thr Ile Ser Lys Ala Lys Gly Gln Pro Arg 
    210                 215                 220                 


Glu Pro Gln Val Tyr Thr Leu Pro Pro Ser Gln Glu Glu Met Thr Lys 
225                 230                 235                 240 


Asn Gln Val Ser Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser Asp 
                245                 250                 255     


Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr Lys 
            260                 265                 270         


Thr Thr Pro Pro Val Leu Asp Ser Asp Gly Ser Phe Phe Leu Tyr Ser 
        275                 280                 285             


Arg Leu Thr Val Asp Lys Ser Arg Trp Gln Glu Gly Asn Val Phe Ser 
    290                 295                 300                 


Cys Ser Val Met His Glu Ala Leu His Asn His Tyr Thr Gln Lys Ser 
305                 310                 315                 320 


Leu Ser Leu Ser Leu Gly Lys 
                325         


<210>  54
<211>  218
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Parental Murine anti-C1s VL Mature Light Chain

<400>  54

Asp Ile Val Leu Thr Gln Ser Pro Ala Ser Leu Ala Val Ser Leu Gly 
1               5                   10                  15      


Gln Arg Ala Thr Ile Ser Cys Lys Ala Ser Gln Ser Val Asp Tyr Asp 
            20                  25                  30          


Gly Asp Ser Tyr Met Asn Trp Tyr Gln Gln Lys Thr Gly Gln Pro Pro 
        35                  40                  45              


Lys Ile Leu Ile Tyr Asp Ala Ser Asn Leu Glu Ser Gly Ile Pro Ala 
    50                  55                  60                  


Arg Phe Ser Gly Ser Gly Ser Gly Thr Asp Phe Thr Leu Asn Ile His 
65                  70                  75                  80  


Pro Val Glu Glu Glu Asp Ala Ala Ile Tyr Tyr Cys Gln Gln Ser Asn 
                85                  90                  95      


Glu Asp Pro Trp Thr Phe Gly Gly Gly Thr Lys Leu 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             


