Luciferase

(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
 PHE-433   ILE-434  13.8 13.0 -6.9 -6.8 107.4 101.1 -6.1
 ILE-434   VAL-435  10.5 9.7 -14.8 37.0 151.7 131.5 36.6
 LEU-441   ILE-442  5.9 5.7 10.9 -8.4 44.8 39.8 6.8
 ILE-442   LYS-443  4.7 4.8 -9.4 16.4 143.8 144.5 15.5

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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