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
 VAL-241   ARG-242  28.3 28.2 -16.7 9.5 92.0 93.1 32.3
 ARG-242   LYS-243  24.5 24.5 -11.9 7.4 55.6 45.7 104.3
 LYS-243   SER-244  23.1 23.1 11.3 -20.4 110.7 117.0 72.5
 SER-244   ILE-245  19.6 19.7 -6.9 7.6 94.3 102.6 -14.7

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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