Table 4.

Distribution of amino acid residues showing in Ramachandran plot

Type of amino acid residues	No. of amino acid residues	Percentage
Most favoured region [A, B, L]	404	80.0%
Additional allowed region [a, b, l, p]	69	13.7%
Generously allowed region [~ a, ~ b, ~ l, ~ p]	21	4.2%
Disallowed region	11	2.2%
Total Number of non-glycine and non-proline residues	505	100%
End-residues except glycine and proline	2	–
Glycine residues	83	–
Proline residues	42	–
Total number of residues	632