                         SEQUENCE LISTING

<110>  University of Utah Research Foundation
 
<120>  INSULIN ANALOGS HAVING SHORTENED B CHAIN PEPTIDES AND ASSOCIATED 
       METHODS

<130>  00846-U5875.PCT

<160>  62    

<170>  PatentIn version 3.5

<210>  1
<211>  20
<212>  PRT
<213>  Conus geographus

<400>  1

Gly Val Val Glu His Cys Cys His Arg Pro Cys Ser Asn Ala Glu Phe 
1               5                   10                  15      


Lys Lys Tyr Cys 
            20  


<210>  2
<211>  23
<212>  PRT
<213>  Conus geographus

<400>  2

Thr Phe Asp Thr Pro Lys His Arg Cys Gly Ser Glu Ile Thr Asn Ser 
1               5                   10                  15      


Tyr Met Asp Leu Cys Tyr Arg 
            20              


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

<220>
<223>  Completely synthesized


<220>
<221>  misc_feature
<222>  (2)..(5)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (8)..(10)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (12)..(19)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (21)..(34)
<223>  Xaa can be any naturally occurring amino acid

<400>  3

Gly Xaa Xaa Xaa Xaa Cys Cys Xaa Xaa Xaa Cys Xaa Xaa Xaa Xaa Xaa 
1               5                   10                  15      


Xaa Xaa Xaa Cys Xaa Xaa Xaa Xaa Xaa Xaa Xaa Xaa Xaa Xaa Xaa Xaa 
            20                  25                  30          


Xaa Xaa 
        


<210>  4
<211>  20
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Completely synthesized


<220>
<221>  misc_feature
<222>  (8)..(8)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (10)..(10)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (17)..(18)
<223>  Xaa can be any naturally occurring amino acid

<400>  4

Gly Val Val Glu His Cys Cys Xaa Arg Xaa Cys Ser Asn Ala Glu Phe 
1               5                   10                  15      


Xaa Xaa Phe Cys 
            20  


<210>  5
<211>  20
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Completely synthesized


<220>
<221>  misc_feature
<222>  (3)..(4)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (8)..(10)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (13)..(14)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (16)..(18)
<223>  Xaa can be any naturally occurring amino acid

<400>  5

Gly Ile Xaa Xaa Glu Cys Cys Xaa Xaa Xaa Cys Thr Xaa Xaa Glu Xaa 
1               5                   10                  15      


Xaa Xaa Tyr Cys 
            20  


<210>  6
<211>  39
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Completely synthesized


<220>
<221>  misc_feature
<222>  (1)..(8)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (10)..(20)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (22)..(39)
<223>  Xaa can be any naturally occurring amino acid

<400>  6

Xaa Xaa Xaa Xaa Xaa Xaa Xaa Xaa Cys Xaa Xaa Xaa Xaa Xaa Xaa Xaa 
1               5                   10                  15      


Xaa Xaa Xaa Xaa Cys Xaa Xaa Xaa Xaa Xaa Xaa Xaa Xaa Xaa Xaa Xaa 
            20                  25                  30          


Xaa Xaa Xaa Xaa Xaa Xaa Xaa 
        35                  


<210>  7
<211>  22
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Completely synthesized


<220>
<221>  misc_feature
<222>  (1)..(2)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (13)..(16)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (18)..(19)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (22)..(22)
<223>  Xaa can be any naturally occurring amino acid

<400>  7

Xaa Xaa Asp Thr Pro Lys His Arg Cys Gly Ser Glu Xaa Xaa Xaa Xaa 
1               5                   10                  15      


Tyr Xaa Xaa Leu Cys Xaa 
            20          


<210>  8
<211>  23
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Completely synthesized


<220>
<221>  misc_feature
<222>  (1)..(8)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (12)..(20)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (22)..(23)
<223>  Xaa can be any naturally occurring amino acid

<400>  8

Xaa Xaa Xaa Xaa Xaa Xaa Xaa Xaa Cys Gly Ser Xaa Xaa Xaa Xaa Xaa 
1               5                   10                  15      


Xaa Xaa Xaa Xaa Cys Xaa Xaa 
            20              


<210>  9
<211>  21
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Completely synthesized


<220>
<221>  misc_feature
<222>  (12)..(12)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (18)..(18)
<223>  Xaa can be any naturally occurring amino acid

<400>  9

Asn Ser Asp Thr Pro Lys Tyr Arg Cys Gly Ser Xaa Ile Pro Asn Ser 
1               5                   10                  15      


Tyr Xaa Asp Leu Cys 
            20      


<210>  10
<211>  23
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Completely synthesized


<220>
<221>  misc_feature
<222>  (1)..(1)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (22)..(23)
<223>  Xaa can be any naturally occurring amino acid

<400>  10

Xaa Asn Gly Pro Thr Asn His Ile Cys Gly Ser Asp Val Val Val Tyr 
1               5                   10                  15      


Tyr Asp Lys Leu Cys Xaa Xaa 
            20              


<210>  11
<211>  39
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Completely synthesized


<220>
<221>  misc_feature
<222>  (1)..(1)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (6)..(6)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (8)..(8)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (10)..(10)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (12)..(20)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (22)..(30)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (32)..(32)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (34)..(39)
<223>  Xaa can be any naturally occurring amino acid

<400>  11

Xaa Ser Phe Gly Ser Xaa His Xaa Cys Xaa Pro Xaa Xaa Xaa Xaa Xaa 
1               5                   10                  15      


Xaa Xaa Xaa Xaa Cys Xaa Xaa Xaa Xaa Xaa Xaa Xaa Xaa Xaa Lys Xaa 
            20                  25                  30          


Cys Xaa Xaa Xaa Xaa Xaa Xaa 
        35                  


<210>  12
<211>  20
<212>  PRT
<213>  Conus geographus

<400>  12

Gly Val Val Glu His Cys Cys His Arg Pro Cys Ser Asn Ala Glu Phe 
1               5                   10                  15      


Lys Lys Tyr Cys 
            20  


<210>  13
<211>  21
<212>  PRT
<213>  Conus geographus

<400>  13

Gly Ile Val Glu Val Cys Cys Asp Asn Pro Cys Thr Val Ala Thr Leu 
1               5                   10                  15      


Arg Thr Phe Cys His 
            20      


<210>  14
<211>  21
<212>  PRT
<213>  Conus geographus

<400>  14

Gly Ile Val Glu Val Cys Cys Asp Asn Pro Cys Thr Val Ala Thr Leu 
1               5                   10                  15      


Arg Thr Phe Cys His 
            20      


<210>  15
<211>  21
<212>  PRT
<213>  Conus geographus

<400>  15

Gly Val Val Glu His Cys Cys His Arg Pro Cys Ser Asn Ala Glu Phe 
1               5                   10                  15      


Arg Lys Tyr Cys Gly 
            20      


<210>  16
<211>  20
<212>  PRT
<213>  Conus geographus

<400>  16

Gly Val Val Glu His Cys Cys His Arg Pro Cys Ser Asn Ala Glu Phe 
1               5                   10                  15      


Lys Lys Tyr Cys 
            20  


<210>  17
<211>  20
<212>  PRT
<213>  Conus geographus

<400>  17

Gly Ile Ala Cys Glu Cys Cys Gln His Tyr Cys Thr Asp Gln Glu Phe 
1               5                   10                  15      


Ile Asn Tyr Cys 
            20  


<210>  18
<211>  20
<212>  PRT
<213>  Conus geographus

<400>  18

Gly Ile Ala Cys Glu Cys Cys Gln His Tyr Cys Thr Asp Gln Glu Phe 
1               5                   10                  15      


Ile Asn Tyr Cys 
            20  


<210>  19
<211>  21
<212>  PRT
<213>  Conus geographus

<400>  19

Gly Ile Val Glu Val Cys Cys Asp Asn Pro Cys Thr Val Ala Thr Leu 
1               5                   10                  15      


Met Thr Phe Cys His 
            20      


<210>  20
<211>  20
<212>  PRT
<213>  Conus tulipa

<400>  20

Gly Val Val Glu His Cys Cys His Arg Pro Cys Ser Asn Ala Glu Phe 
1               5                   10                  15      


Lys Lys Phe Cys 
            20  


<210>  21
<211>  20
<212>  PRT
<213>  Conus tulipa

<400>  21

Gly Val Val Glu His Cys Cys Tyr Arg Pro Cys Ser Asn Ala Glu Phe 
1               5                   10                  15      


Lys Lys Phe Cys 
            20  


<210>  22
<211>  20
<212>  PRT
<213>  Conus tulipa

<400>  22

Gly Val Val Glu His Cys Cys Lys Arg Ala Cys Ser Asn Ala Glu Phe 
1               5                   10                  15      


Met Gln Phe Cys 
            20  


<210>  23
<211>  20
<212>  PRT
<213>  Conus bocki

<400>  23

Gly Ile Val Glu Glu Cys Cys Val Lys Ser Cys Thr Asn Gln Glu Phe 
1               5                   10                  15      


Met Gln Tyr Cys 
            20  


<210>  24
<211>  20
<212>  PRT
<213>  Conus bocki

<400>  24

Gly Ile Val Glu Glu Cys Cys Val Lys Ser Cys Thr Asn Gln Glu Phe 
1               5                   10                  15      


Met Gln Tyr Cys 
            20  


<210>  25
<211>  20
<212>  PRT
<213>  Conus rolani

<400>  25

Gly Ile Val Glu Glu Cys Cys Asp Lys Phe Cys Thr Asp Asp Glu Ala 
1               5                   10                  15      


Arg Lys Tyr Cys 
            20  


<210>  26
<211>  20
<212>  PRT
<213>  Conus rolani

<400>  26

Gly Ile Val Cys Glu Cys Cys Lys Asn His Cys Thr Asp Glu Glu Phe 
1               5                   10                  15      


Thr Glu Tyr Cys 
            20  


<210>  27
<211>  20
<212>  PRT
<213>  Conus rolani

<400>  27

Gly Ile Ala Cys Glu Cys Cys Gln Asn Tyr Cys Thr Asp Ala Glu Phe 
1               5                   10                  15      


Ser Lys Tyr Cys 
            20  


<210>  28
<211>  20
<212>  PRT
<213>  Conus rolani

<400>  28

Gly Ile Ala Cys Glu Cys Cys Gln Asn Tyr Cys Thr Asp Ala Glu Phe 
1               5                   10                  15      


Ser Lys Tyr Cys 
            20  


<210>  29
<211>  20
<212>  PRT
<213>  Conus rolani

<400>  29

Gly Ile Val Cys Glu Cys Cys Lys Asn His Cys Thr Asp Glu Glu Phe 
1               5                   10                  15      


Thr Glu Tyr Cys 
            20  


<210>  30
<211>  20
<212>  PRT
<213>  Conus rolani

<400>  30

Gly Ile Val Glu Glu Cys Cys His Lys Thr Cys Thr Asp Asp Glu Ala 
1               5                   10                  15      


Arg Lys Tyr Cys 
            20  


<210>  31
<211>  20
<212>  PRT
<213>  Conus rolani

<400>  31

Gly Ile Val Cys Glu Cys Cys Lys Asn His Cys Thr Asp Glu Glu Phe 
1               5                   10                  15      


Thr Glu Tyr Cys 
            20  


<210>  32
<211>  20
<212>  PRT
<213>  conus kinoshitai

<400>  32

Val Ile Val Gly Asp Cys Cys Asp Asn Tyr Cys Thr Asp Glu Arg Leu 
1               5                   10                  15      


Lys Gly Tyr Cys 
            20  


<210>  33
<211>  21
<212>  PRT
<213>  conus kinoshitai

<400>  33

Gly Ile Val Glu Asp Cys Cys Tyr Asn Asp Cys Thr Asp Glu Lys Leu 
1               5                   10                  15      


Lys Glu Tyr Cys His 
            20      


<210>  34
<211>  23
<212>  PRT
<213>  Conus geographus

<400>  34

Thr Phe Asp Thr Pro Lys His Arg Cys Gly Ser Glu Ile Thr Asn Ser 
1               5                   10                  15      


Tyr Met Asp Leu Cys Tyr Arg 
            20              


<210>  35
<211>  22
<212>  PRT
<213>  Conus geographus

<400>  35

Asn Ser Asp Thr Pro Lys His Arg Cys Gly Ser Glu Leu Ala Asp Gln 
1               5                   10                  15      


Tyr Val Gln Leu Cys His 
            20          


<210>  36
<211>  22
<212>  PRT
<213>  Conus geographus

<400>  36

Asn Ser Asp Thr Pro Lys His Arg Cys Gly Ser Glu Leu Ala Asp Gln 
1               5                   10                  15      


Tyr Val Gln Leu Cys His 
            20          


<210>  37
<211>  23
<212>  PRT
<213>  Conus geographus

<400>  37

Thr Phe Asp Thr Pro Lys His Arg Cys Gly Ser Glu Ile Thr Asn Ser 
1               5                   10                  15      


Tyr Met Asp Leu Cys Tyr Arg 
            20              


<210>  38
<211>  23
<212>  PRT
<213>  Conus geographus

<400>  38

Thr Phe Asp Thr Pro Lys His Arg Cys Gly Ser Glu Ile Thr Asn Ser 
1               5                   10                  15      


Tyr Met Asp Leu Cys Tyr Arg 
            20              


<210>  39
<211>  35
<212>  PRT
<213>  Conus geographus

<400>  39

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


Lys Cys Gly Ser Asp Leu Val Asn Tyr His Glu Glu Lys Cys Glu Glu 
            20                  25                  30          


Glu Glu Ala 
        35  


<210>  40
<211>  35
<212>  PRT
<213>  Conus geographus

<400>  40

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


Lys Cys Gly Ser Asp Leu Val Asn Tyr His Glu Glu Lys Cys Glu Glu 
            20                  25                  30          


Glu Glu Ala 
        35  


<210>  41
<211>  22
<212>  PRT
<213>  Conus geographus

<400>  41

Asn Ser Asp Thr Pro Lys His Arg Cys Gly Ser Glu Leu Ala Asp Gln 
1               5                   10                  15      


Tyr Val Gln Leu Cys His 
            20          


<210>  42
<211>  21
<212>  PRT
<213>  Conus tulipa

<400>  42

Asn Ser Asp Thr Pro Lys Tyr Arg Cys Gly Ser Glu Ile Pro Asn Ser 
1               5                   10                  15      


Tyr Ile Asp Leu Cys 
            20      


<210>  43
<211>  21
<212>  PRT
<213>  Conus tulipa

<400>  43

Asn Ser Asp Thr Pro Lys Tyr Arg Cys Gly Ser Asp Ile Pro Asn Ser 
1               5                   10                  15      


Tyr Met Asp Leu Cys 
            20      


<210>  44
<211>  21
<212>  PRT
<213>  Conus tulipa

<400>  44

Asn Ser Asp Thr Pro Lys Tyr Arg Cys Gly Ser Asp Ile Pro Asn Ser 
1               5                   10                  15      


Tyr Met Asp Leu Cys 
            20      


<210>  45
<211>  20
<212>  PRT
<213>  Conus bocki

<400>  45

Asn Gly Pro Thr Asn His Ile Cys Gly Ser Asp Val Val Val Tyr Tyr 
1               5                   10                  15      


Asp Lys Leu Cys 
            20  


<210>  46
<211>  20
<212>  PRT
<213>  Conus bocki

<400>  46

Asn Gly Pro Thr Asn His Ile Cys Gly Ser Asp Val Val Val Tyr Tyr 
1               5                   10                  15      


Asp Lys Leu Cys 
            20  


<210>  47
<211>  34
<212>  PRT
<213>  Conus rolani

<400>  47

Ser Phe Gly Ser Gln His Thr Cys Asp Pro Asn Ala Thr Ala Gly Gly 
1               5                   10                  15      


Asn Arg Leu Cys Gly Gly Asp Val Ile Pro Cys Leu Leu Lys Leu Cys 
            20                  25                  30          


Pro Gly 
        


<210>  48
<211>  34
<212>  PRT
<213>  Conus rolani

<400>  48

Ser Phe Gly Ser Gln His Thr Cys Asp Pro Asn Ala Thr Ala Gly Gly 
1               5                   10                  15      


Asn Arg Leu Cys Gly Gly Asp Val Ile Pro Cys Leu Leu Lys Leu Cys 
            20                  25                  30          


Pro Gly 
        


<210>  49
<211>  38
<212>  PRT
<213>  Conus rolani

<400>  49

Ser Phe Gly Ser Arg His Tyr Cys Asp Pro Asp Asp Arg Pro His Pro 
1               5                   10                  15      


Gln Gly Lys Cys Gly Ser Val Leu Val Glu His Tyr Ile Lys Gln Cys 
            20                  25                  30          


Val Gly Gly Val Asp Ala 
        35              


<210>  50
<211>  38
<212>  PRT
<213>  Conus rolani

<400>  50

Ser Phe Gly Ser Arg His Tyr Cys Asp Pro Asp Asp Arg Pro His Pro 
1               5                   10                  15      


Gln Gly Lys Cys Gly Ser Asp Leu Val Glu Tyr Tyr Arg Lys Gln Cys 
            20                  25                  30          


Val Gly Gly Val Asp Ala 
        35              


<210>  51
<211>  25
<212>  PRT
<213>  Conus rolani

<400>  51

Ser Phe Gly Ser Gln His Thr Arg Gly Ile Lys Cys Gly Pro Glu Leu 
1               5                   10                  15      


Thr Glu Tyr Leu Leu Thr Leu Cys Leu 
            20                  25  


<210>  52
<211>  33
<212>  PRT
<213>  Conus rolani

<400>  52

Ser Phe Gly Ser Gln His Thr Cys Asp Pro Asn Ala Thr Ala Gly Gly 
1               5                   10                  15      


Asn Arg Leu Cys Gly Gly Asp Val Ile Pro Cys Leu Leu Lys Leu Cys 
            20                  25                  30          


Pro 
    


<210>  53
<211>  25
<212>  PRT
<213>  Conus rolani

<400>  53

Ser Phe Gly Ser Gln His Thr Arg Gly Ile Lys Cys Gly Pro Glu Leu 
1               5                   10                  15      


Thr Glu Tyr Leu Leu Thr Leu Cys Leu 
            20                  25  


<210>  54
<211>  20
<212>  PRT
<213>  conus kinoshitai

<400>  54

Thr Pro Asp Arg Asp His Ser Cys Gly Gly Glu Leu Val Asp Arg Leu 
1               5                   10                  15      


Val Lys Leu Cys 
            20  


<210>  55
<211>  20
<212>  PRT
<213>  conus kinoshitai

<400>  55

Thr Leu Val Arg Arg Arg Leu Cys Gly Ser Glu Leu Val Thr Tyr Leu 
1               5                   10                  15      


Gly Glu Leu Cys 
            20  


<210>  56
<211>  21
<212>  PRT
<213>  Homo sapiens

<400>  56

Gly Ile Val Glu Gln Cys Cys Thr Ser Ile Cys Ser Leu Tyr Gln Leu 
1               5                   10                  15      


Glu Asn Tyr Cys Asn 
            20      


<210>  57
<211>  21
<212>  PRT
<213>  Artificial Sequence

<220>
<223>  Completely synthesized


<220>
<221>  misc_feature
<222>  (2)..(2)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (5)..(5)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (8)..(10)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (13)..(18)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (21)..(21)
<223>  Xaa can be any naturally occurring amino acid

<400>  57

Gly Xaa Val Glu Xaa Cys Cys Xaa Xaa Xaa Cys Ser Xaa Xaa Xaa Xaa 
1               5                   10                  15      


Xaa Xaa Tyr Cys Xaa 
            20      


<210>  58
<211>  21
<212>  PRT
<213>  Homo sapiens


<220>
<221>  misc_feature
<222>  (8)..(10)
<223>  Xaa can be any naturally occurring amino acid

<400>  58

Gly Ile Val Glu His Cys Cys Xaa Xaa Xaa Cys Ser Leu Tyr Gln Leu 
1               5                   10                  15      


Glu Asn Tyr Cys Asn 
            20      


<210>  59
<211>  20
<212>  PRT
<213>  Homo sapiens


<220>
<221>  misc_feature
<222>  (9)..(10)
<223>  Xaa can be any naturally occurring amino acid

<220>
<221>  misc_feature
<222>  (14)..(14)
<223>  Xaa can be any naturally occurring amino acid

<400>  59

Gly Val Val Glu Gln Cys Cys Thr Xaa Xaa Cys Ser Leu Xaa Gln Leu 
1               5                   10                  15      


Glu Asn Tyr Cys 
            20  


<210>  60
<211>  20
<212>  PRT
<213>  Homo sapiens

<400>  60

Gly Val Val Glu Gln Cys Cys Thr Ser Ile Cys Ser Leu Ala Gln Leu 
1               5                   10                  15      


Glu Asn Tyr Cys 
            20  


<210>  61
<211>  20
<212>  PRT
<213>  Homo sapiens

<400>  61

Gly Val Val Glu Gln Cys Cys Thr Ser Ile Cys Ser Asn Ala Glu Phe 
1               5                   10                  15      


Glu Lys Tyr Cys 
            20  


<210>  62
<211>  20
<212>  PRT
<213>  Conus geographus

<400>  62

Gly Val Val Glu His Cys Cys His Arg Pro Cys Ser Asn Ala Glu Phe 
1               5                   10                  15      


Lys Lys Tyr Cys 
            20  


