Isca

(All numbering and residues are taken from first PDB file)

Bending Residue Dihedral Analysis

Residue
i
Residue
i+1
Distance of hinge axis to residue i in conformer 1
(A)
Distance of hinge axis to residue i in conformer 2
(A)
Change in psi (i)
(deg)
Change in phi (i+1)
(deg)
Angle of psi(i) axis to hinge axis conformer 1
(deg)
Angle of psi(i) axis to hinge axis conformer 2
(deg)
Percentage Progress
 SER-35   GLU-36  6.6 7.6 55.2 -90.3 114.2 86.0 14.0
 GLU-36   CYS-37  3.6 4.1 -142.3 -92.6 130.7 107.4 33.4
 CYS-37   GLY-38  1.0 0.8 39.0 -124.7 49.1 88.0 -8.7
 GLY-38   ASP-39  3.3 3.1 -52.7 -50.1 73.1 149.8 65.2
 ASP-39   TRP-40  6.7 4.7 -164.8 28.1 93.0 89.0 1.7

Downloading Image

Graph shows rotational transition at bending residues and can be used to identify hinge bending residues.
Probably only informative for interdomain rotations greater than 20 degrees