Table 2 The distance-dependent parameter (β, Å−1) of different secondary structures.

From: Bidirectional Electron-Transfer in Polypeptides with Various Secondary Structures

n+2/ n

4/2

6/4

8/6

Average

310-helix

CN

1.32

1.32

1.32

1.32

NC

1.32

1.32

1.32

1.32

α-helix

CN

1.34

1.29

1.30

1.31

NC

1.34

1.30

1.31

1.32

β-strand

CN

1.06

1.06

1.06

1.06

NC

1.06

1.06

1.06

1.06

linear

CN

0.80

0.80

0.80

0.80

NC

0.80

0.80

0.80

0.80

polypro I

CN

1.21

1.21

1.21

1.21

NC

1.20

1.20

1.19

1.20

polypro II

CN

1.04

1.05

1.05

1.05

NC

1.06

1.07

1.07

1.06