DNA Polymerase IV

(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-242   LYS-243  33.8 33.2 2.8 9.2 65.5 63.9 164.5
 LYS-243   SER-244  31.7 31.6 -2.6 8.8 114.3 115.3 42.5
 SER-244   ILE-245  28.3 28.2 1.7 3.8 85.6 84.9 -4.8

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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