Exopolyphosphatase

(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
 ARG-121   TYR-122  9.2 9.8 -0.4 -6.4 56.0 58.1 53.2
 TYR-122   ALA-123  7.0 7.5 -0.6 -0.5 99.0 99.9 -11.5
 ALA-123   TYR-124  5.7 6.1 9.4 -2.3 30.2 29.1 36.7

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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