Table 4 Frequencies of each residue occupying the position that cis-nonPro peptide bond occurs and the preceding one.

A

23

22

7

7

R

15

7

5

2

N

15

14

5

4

D

26

23

8

7

C

5

4

2

1

E

27

20

8

6

Q

9

14

3

4

G

52

62

16

19

H

7

7

2

2

I

7

6

2

2

L

9

11

3

3

K

17

16

5

5

M

4

5

1

2

F

15

12

5

4

P

0

24

0

8

S

28

13

9

4

T

22

12

7

4

W

2

16

1

5

Y

16

14

5

4

V

19

16

6

5