                         SEQUENCE LISTING

<110>  Northwestern University
       Batlle, Daniel
       Wysocki, Jan
 
<120>  ACTIVE LOW MOLECULAR WEIGHT VARIANTS OF ANGIOTENSIN CONVERTING 
       ENZYME 2 (ACE2)

<130>  5369-00454 and 5369-00455

<150>  US 62/449,857
<151>  2017-01-24

<160>  9     

<170>  PatentIn version 3.5

<210>  1
<211>  805
<212>  PRT
<213>  Homo sapiens

<400>  1

Met Ser Ser Ser Ser Trp Leu Leu Leu Ser Leu Val Ala Val Thr Ala 
1               5                   10                  15      


Ala Gln Ser Thr Ile Glu Glu Gln Ala Lys Thr Phe Leu Asp Lys Phe 
            20                  25                  30          


Asn His Glu Ala Glu Asp Leu Phe Tyr Gln Ser Ser Leu Ala Ser Trp 
        35                  40                  45              


Asn Tyr Asn Thr Asn Ile Thr Glu Glu Asn Val Gln Asn Met Asn Asn 
    50                  55                  60                  


Ala Gly Asp Lys Trp Ser Ala Phe Leu Lys Glu Gln Ser Thr Leu Ala 
65                  70                  75                  80  


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


Leu Gln Ala Leu Gln Gln Asn Gly Ser Ser Val Leu Ser Glu Asp Lys 
            100                 105                 110         


Ser Lys Arg Leu Asn Thr Ile Leu Asn Thr Met Ser Thr Ile Tyr Ser 
        115                 120                 125             


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


Glu Pro Gly Leu Asn Glu Ile Met Ala Asn Ser Leu Asp Tyr Asn Glu 
145                 150                 155                 160 


Arg Leu Trp Ala Trp Glu Ser Trp Arg Ser Glu Val Gly Lys Gln Leu 
                165                 170                 175     


Arg Pro Leu Tyr Glu Glu Tyr Val Val Leu Lys Asn Glu Met Ala Arg 
            180                 185                 190         


Ala Asn His Tyr Glu Asp Tyr Gly Asp Tyr Trp Arg Gly Asp Tyr Glu 
        195                 200                 205             


Val Asn Gly Val Asp Gly Tyr Asp Tyr Ser Arg Gly Gln Leu Ile Glu 
    210                 215                 220                 


Asp Val Glu His Thr Phe Glu Glu Ile Lys Pro Leu Tyr Glu His Leu 
225                 230                 235                 240 


His Ala Tyr Val Arg Ala Lys Leu Met Asn Ala Tyr Pro Ser Tyr Ile 
                245                 250                 255     


Ser Pro Ile Gly Cys Leu Pro Ala His Leu Leu Gly Asp Met Trp Gly 
            260                 265                 270         


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


Pro Asn Ile Asp Val Thr Asp Ala Met Val Asp Gln Ala Trp Asp Ala 
    290                 295                 300                 


Gln Arg Ile Phe Lys Glu Ala Glu Lys Phe Phe Val Ser Val Gly Leu 
305                 310                 315                 320 


Pro Asn Met Thr Gln Gly Phe Trp Glu Asn Ser Met Leu Thr Asp Pro 
                325                 330                 335     


Gly Asn Val Gln Lys Ala Val Cys His Pro Thr Ala Trp Asp Leu Gly 
            340                 345                 350         


Lys Gly Asp Phe Arg Ile Leu Met Cys Thr Lys Val Thr Met Asp Asp 
        355                 360                 365             


Phe Leu Thr Ala His His Glu Met Gly His Ile Gln Tyr Asp Met Ala 
    370                 375                 380                 


Tyr Ala Ala Gln Pro Phe Leu Leu Arg Asn Gly Ala Asn Glu Gly Phe 
385                 390                 395                 400 


His Glu Ala Val Gly Glu Ile Met Ser Leu Ser Ala Ala Thr Pro Lys 
                405                 410                 415     


His Leu Lys Ser Ile Gly Leu Leu Ser Pro Asp Phe Gln Glu Asp Asn 
            420                 425                 430         


Glu Thr Glu Ile Asn Phe Leu Leu Lys Gln Ala Leu Thr Ile Val Gly 
        435                 440                 445             


Thr Leu Pro Phe Thr Tyr Met Leu Glu Lys Trp Arg Trp Met Val Phe 
    450                 455                 460                 


Lys Gly Glu Ile Pro Lys Asp Gln Trp Met Lys Lys Trp Trp Glu Met 
465                 470                 475                 480 


Lys Arg Glu Ile Val Gly Val Val Glu Pro Val Pro His Asp Glu Thr 
                485                 490                 495     


Tyr Cys Asp Pro Ala Ser Leu Phe His Val Ser Asn Asp Tyr Ser Phe 
            500                 505                 510         


Ile Arg Tyr Tyr Thr Arg Thr Leu Tyr Gln Phe Gln Phe Gln Glu Ala 
        515                 520                 525             


Leu Cys Gln Ala Ala Lys His Glu Gly Pro Leu His Lys Cys Asp Ile 
    530                 535                 540                 


Ser Asn Ser Thr Glu Ala Gly Gln Lys Leu Phe Asn Met Leu Arg Leu 
545                 550                 555                 560 


Gly Lys Ser Glu Pro Trp Thr Leu Ala Leu Glu Asn Val Val Gly Ala 
                565                 570                 575     


Lys Asn Met Asn Val Arg Pro Leu Leu Asn Tyr Phe Glu Pro Leu Phe 
            580                 585                 590         


Thr Trp Leu Lys Asp Gln Asn Lys Asn Ser Phe Val Gly Trp Ser Thr 
        595                 600                 605             


Asp Trp Ser Pro Tyr Ala Asp Gln Ser Ile Lys Val Arg Ile Ser Leu 
    610                 615                 620                 


Lys Ser Ala Leu Gly Asp Lys Ala Tyr Glu Trp Asn Asp Asn Glu Met 
625                 630                 635                 640 


Tyr Leu Phe Arg Ser Ser Val Ala Tyr Ala Met Arg Gln Tyr Phe Leu 
                645                 650                 655     


Lys Val Lys Asn Gln Met Ile Leu Phe Gly Glu Glu Asp Val Arg Val 
            660                 665                 670         


Ala Asn Leu Lys Pro Arg Ile Ser Phe Asn Phe Phe Val Thr Ala Pro 
        675                 680                 685             


Lys Asn Val Ser Asp Ile Ile Pro Arg Thr Glu Val Glu Lys Ala Ile 
    690                 695                 700                 


Arg Met Ser Arg Ser Arg Ile Asn Asp Ala Phe Arg Leu Asn Asp Asn 
705                 710                 715                 720 


Ser Leu Glu Phe Leu Gly Ile Gln Pro Thr Leu Gly Pro Pro Asn Gln 
                725                 730                 735     


Pro Pro Val Ser Ile Trp Leu Ile Val Phe Gly Val Val Met Gly Val 
            740                 745                 750         


Ile Val Val Gly Ile Val Ile Leu Ile Phe Thr Gly Ile Arg Asp Arg 
        755                 760                 765             


Lys Lys Lys Asn Lys Ala Arg Ser Gly Glu Asn Pro Tyr Ala Ser Ile 
    770                 775                 780                 


Asp Ile Ser Lys Gly Glu Asn Asn Pro Gly Phe Gln Asn Thr Asp Asp 
785                 790                 795                 800 


Val Gln Thr Ser Phe 
                805 


<210>  2
<211>  805
<212>  PRT
<213>  Mus musculus

<400>  2

Met Ser Ser Ser Ser Trp Leu Leu Leu Ser Leu Val Ala Val Thr Thr 
1               5                   10                  15      


Ala Gln Ser Leu Thr Glu Glu Asn Ala Lys Thr Phe Leu Asn Asn Phe 
            20                  25                  30          


Asn Gln Glu Ala Glu Asp Leu Ser Tyr Gln Ser Ser Leu Ala Ser Trp 
        35                  40                  45              


Asn Tyr Asn Thr Asn Ile Thr Glu Glu Asn Ala Gln Lys Met Ser Glu 
    50                  55                  60                  


Ala Ala Ala Lys Trp Ser Ala Phe Tyr Glu Glu Gln Ser Lys Thr Ala 
65                  70                  75                  80  


Gln Ser Phe Ser Leu Gln Glu Ile Gln Thr Pro Ile Ile Lys Arg Gln 
                85                  90                  95      


Leu Gln Ala Leu Gln Gln Ser Gly Ser Ser Ala Leu Ser Ala Asp Lys 
            100                 105                 110         


Asn Lys Gln Leu Asn Thr Ile Leu Asn Thr Met Ser Thr Ile Tyr Ser 
        115                 120                 125             


Thr Gly Lys Val Cys Asn Pro Lys Asn Pro Gln Glu Cys Leu Leu Leu 
    130                 135                 140                 


Glu Pro Gly Leu Asp Glu Ile Met Ala Thr Ser Thr Asp Tyr Asn Ser 
145                 150                 155                 160 


Arg Leu Trp Ala Trp Glu Gly Trp Arg Ala Glu Val Gly Lys Gln Leu 
                165                 170                 175     


Arg Pro Leu Tyr Glu Glu Tyr Val Val Leu Lys Asn Glu Met Ala Arg 
            180                 185                 190         


Ala Asn Asn Tyr Asn Asp Tyr Gly Asp Tyr Trp Arg Gly Asp Tyr Glu 
        195                 200                 205             


Ala Glu Gly Ala Asp Gly Tyr Asn Tyr Asn Arg Asn Gln Leu Ile Glu 
    210                 215                 220                 


Asp Val Glu Arg Thr Phe Ala Glu Ile Lys Pro Leu Tyr Glu His Leu 
225                 230                 235                 240 


His Ala Tyr Val Arg Arg Lys Leu Met Asp Thr Tyr Pro Ser Tyr Ile 
                245                 250                 255     


Ser Pro Thr Gly Cys Leu Pro Ala His Leu Leu Gly Asp Met Trp Gly 
            260                 265                 270         


Arg Phe Trp Thr Asn Leu Tyr Pro Leu Thr Val Pro Phe Ala Gln Lys 
        275                 280                 285             


Pro Asn Ile Asp Val Thr Asp Ala Met Met Asn Gln Gly Trp Asp Ala 
    290                 295                 300                 


Glu Arg Ile Phe Gln Glu Ala Glu Lys Phe Phe Val Ser Val Gly Leu 
305                 310                 315                 320 


Pro His Met Thr Gln Gly Phe Trp Ala Asn Ser Met Leu Thr Glu Pro 
                325                 330                 335     


Ala Asp Gly Arg Lys Val Val Cys His Pro Thr Ala Trp Asp Leu Gly 
            340                 345                 350         


His Gly Asp Phe Arg Ile Lys Met Cys Thr Lys Val Thr Met Asp Asn 
        355                 360                 365             


Phe Leu Thr Ala His His Glu Met Gly His Ile Gln Tyr Asp Met Ala 
    370                 375                 380                 


Tyr Ala Arg Gln Pro Phe Leu Leu Arg Asn Gly Ala Asn Glu Gly Phe 
385                 390                 395                 400 


His Glu Ala Val Gly Glu Ile Met Ser Leu Ser Ala Ala Thr Pro Lys 
                405                 410                 415     


His Leu Lys Ser Ile Gly Leu Leu Pro Ser Asp Phe Gln Glu Asp Ser 
            420                 425                 430         


Glu Thr Glu Ile Asn Phe Leu Leu Lys Gln Ala Leu Thr Ile Val Gly 
        435                 440                 445             


Thr Leu Pro Phe Thr Tyr Met Leu Glu Lys Trp Arg Trp Met Val Phe 
    450                 455                 460                 


Arg Gly Glu Ile Pro Lys Glu Gln Trp Met Lys Lys Trp Trp Glu Met 
465                 470                 475                 480 


Lys Arg Glu Ile Val Gly Val Val Glu Pro Leu Pro His Asp Glu Thr 
                485                 490                 495     


Tyr Cys Asp Pro Ala Ser Leu Phe His Val Ser Asn Asp Tyr Ser Phe 
            500                 505                 510         


Ile Arg Tyr Tyr Thr Arg Thr Ile Tyr Gln Phe Gln Phe Gln Glu Ala 
        515                 520                 525             


Leu Cys Gln Ala Ala Lys Tyr Asn Gly Ser Leu His Lys Cys Asp Ile 
    530                 535                 540                 


Ser Asn Ser Thr Glu Ala Gly Gln Lys Leu Leu Lys Met Leu Ser Leu 
545                 550                 555                 560 


Gly Asn Ser Glu Pro Trp Thr Lys Ala Leu Glu Asn Val Val Gly Ala 
                565                 570                 575     


Arg Asn Met Asp Val Lys Pro Leu Leu Asn Tyr Phe Gln Pro Leu Phe 
            580                 585                 590         


Asp Trp Leu Lys Glu Gln Asn Arg Asn Ser Phe Val Gly Trp Asn Thr 
        595                 600                 605             


Glu Trp Ser Pro Tyr Ala Asp Gln Ser Ile Lys Val Arg Ile Ser Leu 
    610                 615                 620                 


Lys Ser Ala Leu Gly Ala Asn Ala Tyr Glu Trp Thr Asn Asn Glu Met 
625                 630                 635                 640 


Phe Leu Phe Arg Ser Ser Val Ala Tyr Ala Met Arg Lys Tyr Phe Ser 
                645                 650                 655     


Ile Ile Lys Asn Gln Thr Val Pro Phe Leu Glu Glu Asp Val Arg Val 
            660                 665                 670         


Ser Asp Leu Lys Pro Arg Val Ser Phe Tyr Phe Phe Val Thr Ser Pro 
        675                 680                 685             


Gln Asn Val Ser Asp Val Ile Pro Arg Ser Glu Val Glu Asp Ala Ile 
    690                 695                 700                 


Arg Met Ser Arg Gly Arg Ile Asn Asp Val Phe Gly Leu Asn Asp Asn 
705                 710                 715                 720 


Ser Leu Glu Phe Leu Gly Ile His Pro Thr Leu Glu Pro Pro Tyr Gln 
                725                 730                 735     


Pro Pro Val Thr Ile Trp Leu Ile Ile Phe Gly Val Val Met Ala Leu 
            740                 745                 750         


Val Val Val Gly Ile Ile Ile Leu Ile Val Thr Gly Ile Lys Gly Arg 
        755                 760                 765             


Lys Lys Lys Asn Glu Thr Lys Arg Glu Glu Asn Pro Tyr Asp Ser Met 
    770                 775                 780                 


Asp Ile Gly Lys Gly Glu Ser Asn Ala Gly Phe Gln Asn Ser Asp Asp 
785                 790                 795                 800 


Ala Gln Thr Ser Phe 
                805 


<210>  3
<211>  619
<212>  PRT
<213>  Homo sapiens

<400>  3

Met Ser Ser Ser Ser Trp Leu Leu Leu Ser Leu Val Ala Val Thr Ala 
1               5                   10                  15      


Ala Gln Ser Thr Ile Glu Glu Gln Ala Lys Thr Phe Leu Asp Lys Phe 
            20                  25                  30          


Asn His Glu Ala Glu Asp Leu Phe Tyr Gln Ser Ser Leu Ala Ser Trp 
        35                  40                  45              


Asn Tyr Asn Thr Asn Ile Thr Glu Glu Asn Val Gln Asn Met Asn Asn 
    50                  55                  60                  


Ala Gly Asp Lys Trp Ser Ala Phe Leu Lys Glu Gln Ser Thr Leu Ala 
65                  70                  75                  80  


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


Leu Gln Ala Leu Gln Gln Asn Gly Ser Ser Val Leu Ser Glu Asp Lys 
            100                 105                 110         


Ser Lys Arg Leu Asn Thr Ile Leu Asn Thr Met Ser Thr Ile Tyr Ser 
        115                 120                 125             


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


Glu Pro Gly Leu Asn Glu Ile Met Ala Asn Ser Leu Asp Tyr Asn Glu 
145                 150                 155                 160 


Arg Leu Trp Ala Trp Glu Ser Trp Arg Ser Glu Val Gly Lys Gln Leu 
                165                 170                 175     


Arg Pro Leu Tyr Glu Glu Tyr Val Val Leu Lys Asn Glu Met Ala Arg 
            180                 185                 190         


Ala Asn His Tyr Glu Asp Tyr Gly Asp Tyr Trp Arg Gly Asp Tyr Glu 
        195                 200                 205             


Val Asn Gly Val Asp Gly Tyr Asp Tyr Ser Arg Gly Gln Leu Ile Glu 
    210                 215                 220                 


Asp Val Glu His Thr Phe Glu Glu Ile Lys Pro Leu Tyr Glu His Leu 
225                 230                 235                 240 


His Ala Tyr Val Arg Ala Lys Leu Met Asn Ala Tyr Pro Ser Tyr Ile 
                245                 250                 255     


Ser Pro Ile Gly Cys Leu Pro Ala His Leu Leu Gly Asp Met Trp Gly 
            260                 265                 270         


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


Pro Asn Ile Asp Val Thr Asp Ala Met Val Asp Gln Ala Trp Asp Ala 
    290                 295                 300                 


Gln Arg Ile Phe Lys Glu Ala Glu Lys Phe Phe Val Ser Val Gly Leu 
305                 310                 315                 320 


Pro Asn Met Thr Gln Gly Phe Trp Glu Asn Ser Met Leu Thr Asp Pro 
                325                 330                 335     


Gly Asn Val Gln Lys Ala Val Cys His Pro Thr Ala Trp Asp Leu Gly 
            340                 345                 350         


Lys Gly Asp Phe Arg Ile Leu Met Cys Thr Lys Val Thr Met Asp Asp 
        355                 360                 365             


Phe Leu Thr Ala His His Glu Met Gly His Ile Gln Tyr Asp Met Ala 
    370                 375                 380                 


Tyr Ala Ala Gln Pro Phe Leu Leu Arg Asn Gly Ala Asn Glu Gly Phe 
385                 390                 395                 400 


His Glu Ala Val Gly Glu Ile Met Ser Leu Ser Ala Ala Thr Pro Lys 
                405                 410                 415     


His Leu Lys Ser Ile Gly Leu Leu Ser Pro Asp Phe Gln Glu Asp Asn 
            420                 425                 430         


Glu Thr Glu Ile Asn Phe Leu Leu Lys Gln Ala Leu Thr Ile Val Gly 
        435                 440                 445             


Thr Leu Pro Phe Thr Tyr Met Leu Glu Lys Trp Arg Trp Met Val Phe 
    450                 455                 460                 


Lys Gly Glu Ile Pro Lys Asp Gln Trp Met Lys Lys Trp Trp Glu Met 
465                 470                 475                 480 


Lys Arg Glu Ile Val Gly Val Val Glu Pro Val Pro His Asp Glu Thr 
                485                 490                 495     


Tyr Cys Asp Pro Ala Ser Leu Phe His Val Ser Asn Asp Tyr Ser Phe 
            500                 505                 510         


Ile Arg Tyr Tyr Thr Arg Thr Leu Tyr Gln Phe Gln Phe Gln Glu Ala 
        515                 520                 525             


Leu Cys Gln Ala Ala Lys His Glu Gly Pro Leu His Lys Cys Asp Ile 
    530                 535                 540                 


Ser Asn Ser Thr Glu Ala Gly Gln Lys Leu Phe Asn Met Leu Arg Leu 
545                 550                 555                 560 


Gly Lys Ser Glu Pro Trp Thr Leu Ala Leu Glu Asn Val Val Gly Ala 
                565                 570                 575     


Lys Asn Met Asn Val Arg Pro Leu Leu Asn Tyr Phe Glu Pro Leu Phe 
            580                 585                 590         


Thr Trp Leu Lys Asp Gln Asn Lys Asn Ser Phe Val Gly Trp Ser Thr 
        595                 600                 605             


Asp Trp Ser Pro Tyr Ala Asp Gln Ser Ile Lys 
    610                 615                 


<210>  4
<211>  605
<212>  PRT
<213>  Homo sapiens

<400>  4

Met Ser Ser Ser Ser Trp Leu Leu Leu Ser Leu Val Ala Val Thr Ala 
1               5                   10                  15      


Ala Gln Ser Thr Ile Glu Glu Gln Ala Lys Thr Phe Leu Asp Lys Phe 
            20                  25                  30          


Asn His Glu Ala Glu Asp Leu Phe Tyr Gln Ser Ser Leu Ala Ser Trp 
        35                  40                  45              


Asn Tyr Asn Thr Asn Ile Thr Glu Glu Asn Val Gln Asn Met Asn Asn 
    50                  55                  60                  


Ala Gly Asp Lys Trp Ser Ala Phe Leu Lys Glu Gln Ser Thr Leu Ala 
65                  70                  75                  80  


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


Leu Gln Ala Leu Gln Gln Asn Gly Ser Ser Val Leu Ser Glu Asp Lys 
            100                 105                 110         


Ser Lys Arg Leu Asn Thr Ile Leu Asn Thr Met Ser Thr Ile Tyr Ser 
        115                 120                 125             


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


Glu Pro Gly Leu Asn Glu Ile Met Ala Asn Ser Leu Asp Tyr Asn Glu 
145                 150                 155                 160 


Arg Leu Trp Ala Trp Glu Ser Trp Arg Ser Glu Val Gly Lys Gln Leu 
                165                 170                 175     


Arg Pro Leu Tyr Glu Glu Tyr Val Val Leu Lys Asn Glu Met Ala Arg 
            180                 185                 190         


Ala Asn His Tyr Glu Asp Tyr Gly Asp Tyr Trp Arg Gly Asp Tyr Glu 
        195                 200                 205             


Val Asn Gly Val Asp Gly Tyr Asp Tyr Ser Arg Gly Gln Leu Ile Glu 
    210                 215                 220                 


Asp Val Glu His Thr Phe Glu Glu Ile Lys Pro Leu Tyr Glu His Leu 
225                 230                 235                 240 


His Ala Tyr Val Arg Ala Lys Leu Met Asn Ala Tyr Pro Ser Tyr Ile 
                245                 250                 255     


Ser Pro Ile Gly Cys Leu Pro Ala His Leu Leu Gly Asp Met Trp Gly 
            260                 265                 270         


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


Pro Asn Ile Asp Val Thr Asp Ala Met Val Asp Gln Ala Trp Asp Ala 
    290                 295                 300                 


Gln Arg Ile Phe Lys Glu Ala Glu Lys Phe Phe Val Ser Val Gly Leu 
305                 310                 315                 320 


Pro Asn Met Thr Gln Gly Phe Trp Glu Asn Ser Met Leu Thr Asp Pro 
                325                 330                 335     


Gly Asn Val Gln Lys Ala Val Cys His Pro Thr Ala Trp Asp Leu Gly 
            340                 345                 350         


Lys Gly Asp Phe Arg Ile Leu Met Cys Thr Lys Val Thr Met Asp Asp 
        355                 360                 365             


Phe Leu Thr Ala His His Glu Met Gly His Ile Gln Tyr Asp Met Ala 
    370                 375                 380                 


Tyr Ala Ala Gln Pro Phe Leu Leu Arg Asn Gly Ala Asn Glu Gly Phe 
385                 390                 395                 400 


His Glu Ala Val Gly Glu Ile Met Ser Leu Ser Ala Ala Thr Pro Lys 
                405                 410                 415     


His Leu Lys Ser Ile Gly Leu Leu Ser Pro Asp Phe Gln Glu Asp Asn 
            420                 425                 430         


Glu Thr Glu Ile Asn Phe Leu Leu Lys Gln Ala Leu Thr Ile Val Gly 
        435                 440                 445             


Thr Leu Pro Phe Thr Tyr Met Leu Glu Lys Trp Arg Trp Met Val Phe 
    450                 455                 460                 


Lys Gly Glu Ile Pro Lys Asp Gln Trp Met Lys Lys Trp Trp Glu Met 
465                 470                 475                 480 


Lys Arg Glu Ile Val Gly Val Val Glu Pro Val Pro His Asp Glu Thr 
                485                 490                 495     


Tyr Cys Asp Pro Ala Ser Leu Phe His Val Ser Asn Asp Tyr Ser Phe 
            500                 505                 510         


Ile Arg Tyr Tyr Thr Arg Thr Leu Tyr Gln Phe Gln Phe Gln Glu Ala 
        515                 520                 525             


Leu Cys Gln Ala Ala Lys His Glu Gly Pro Leu His Lys Cys Asp Ile 
    530                 535                 540                 


Ser Asn Ser Thr Glu Ala Gly Gln Lys Leu Phe Asn Met Leu Arg Leu 
545                 550                 555                 560 


Gly Lys Ser Glu Pro Trp Thr Leu Ala Leu Glu Asn Val Val Gly Ala 
                565                 570                 575     


Lys Asn Met Asn Val Arg Pro Leu Leu Asn Tyr Phe Glu Pro Leu Phe 
            580                 585                 590         


Thr Trp Leu Lys Asp Gln Asn Lys Asn Ser Phe Val Gly 
        595                 600                 605 


<210>  5
<211>  46
<212>  PRT
<213>  Artificial

<220>
<223>  Variant of Streptococcal G-protein albumin binding domain III

<400>  5

Leu Ala Glu Ala Lys Val Leu Ala Asn Arg Glu Leu Asp Lys Tyr Gly 
1               5                   10                  15      


Val Ser Asp Phe Tyr Lys Arg Leu Ile Asn Lys Ala Lys Thr Val Glu 
            20                  25                  30          


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


<210>  6
<211>  232
<212>  PRT
<213>  Homo sapiens

<400>  6

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


Pro Glu Leu Leu Gly Gly Pro Ser Val Phe Leu Phe Pro Pro Lys Pro 
            20                  25                  30          


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


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


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


Tyr Asn Ser Thr Tyr Arg Val Val Ser Val Leu Thr Val Leu His Gln 
                85                  90                  95      


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


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


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


Lys Asn Gln Val Ser Leu Thr Cys Leu Val Lys Gly Phe Tyr Pro Ser 
145                 150                 155                 160 


Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu Asn Asn Tyr 
                165                 170                 175     


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


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


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


Ser Leu Ser Leu Ser Pro Gly Lys 
225                 230         


<210>  7
<211>  107
<212>  PRT
<213>  Homo sapien

<400>  7

Gly Gln Pro Arg Glu Pro Gln Val Tyr Thr Ser Pro Pro Ser Arg Asp 
1               5                   10                  15      


Glu Leu Thr Lys Asn Gln Val Ser Leu Arg Cys His Val Lys Gly Phe 
            20                  25                  30          


Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu 
        35                  40                  45              


Asn Asn Tyr Lys Thr Thr Lys Pro Val Leu Asp Ser Asp Gly Ser Phe 
    50                  55                  60                  


Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly 
65                  70                  75                  80  


Asn Val Phe Ser Cys Ser Val Met His Glu Ala Leu His Asn His Tyr 
                85                  90                  95      


Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
            100                 105         


<210>  8
<211>  107
<212>  PRT
<213>  Artificial

<220>
<223>  Modified amino acid sequence of the monomeric, 
       disulfide-stabilized mCH3 fragment of human IgG

<400>  8

Gly Gln Cys Arg Glu Pro Gln Val Tyr Thr Ser Pro Pro Ser Arg Asp 
1               5                   10                  15      


Glu Leu Thr Lys Asn Gln Val Ser Leu Arg Cys His Val Lys Gly Phe 
            20                  25                  30          


Tyr Pro Ser Asp Ile Ala Val Glu Trp Glu Ser Asn Gly Gln Pro Glu 
        35                  40                  45              


Asn Asn Tyr Lys Thr Thr Lys Pro Val Leu Asp Ser Asp Gly Ser Phe 
    50                  55                  60                  


Phe Leu Tyr Ser Lys Leu Thr Val Asp Lys Ser Arg Trp Gln Gln Gly 
65                  70                  75                  80  


Asn Val Phe Ser Cys Ser Val Met His Glu Cys Leu His Asn His Tyr 
                85                  90                  95      


Thr Gln Lys Ser Leu Ser Leu Ser Pro Gly Lys 
            100                 105         


<210>  9
<211>  205
<212>  PRT
<213>  Homo sapiens

<400>  9

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


Val Phe Asp Glu Phe Lys Pro Leu Val Glu Glu Pro Gln Asn Leu Ile 
            20                  25                  30          


Lys Gln Asn Cys Glu Leu Phe Glu Gln Leu Gly Glu Tyr Lys Phe Gln 
        35                  40                  45              


Asn Ala Leu Leu Val Arg Tyr Thr Lys Lys Val Pro Gln Val Ser Thr 
    50                  55                  60                  


Pro Thr Leu Val Glu Val Ser Arg Asn Leu Gly Lys Val Gly Ser Lys 
65                  70                  75                  80  


Cys Cys Lys His Pro Glu Ala Lys Arg Met Pro Cys Ala Glu Asp Cys 
                85                  90                  95      


Leu Ser Val Phe Leu Asn Gln Leu Cys Val Leu His Glu Lys Thr Pro 
            100                 105                 110         


Val Ser Asp Arg Val Thr Lys Cys Cys Thr Glu Ser Leu Val Asn Gly 
        115                 120                 125             


Arg Pro Cys Phe Ser Ala Leu Glu Val Asp Glu Thr Tyr Val Pro Lys 
    130                 135                 140                 


Glu Phe Asn Ala Glu Thr Phe Thr Phe His Ala Asp Ile Cys Thr Leu 
145                 150                 155                 160 


Ser Glu Lys Glu Arg Gln Ile Lys Lys Gln Thr Ala Leu Val Glu Leu 
                165                 170                 175     


Val Lys His Lys Pro Lys Ala Thr Lys Glu Gln Leu Lys Ala Val Met 
            180                 185                 190         


Asp Asp Phe Ala Ala Phe Val Glu Lys Cys Cys Lys Ala 
        195                 200                 205 


