Protein (Arrestin)

(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
 VAL-177   GLN-178  4.3 3.8 0.9 -28.5 150.8 155.7 166.6
 GLN-178   HIS-179  2.4 2.7 23.9 2.0 144.8 125.2 -72.7
 HIS-179   ALA-180  4.4 4.6 10.4 9.0 139.7 148.0 -80.9

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