S. No.

Name of the

Structural Class

No. of Pro. Chains

Total No. AA

H (%)

P (%)

C (%)

1.

All Alpha

10775

2210235

39.66

36.33

24.01

2.

All Beta

14423

3412650

37.84

41.17

20.99

3.

Alpha plus Beta

8755

1893591

37.44

39.04

23.52

4.

Alpha by Beta

10312

3258422

41.38

35.54

23.09
Table 1: Representation of grouping of amino acid residues for different classes.