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
 PRO-236   ILE-237  38.3 38.3 -11.4 5.0 100.6 91.3 22.3
 ILE-237   ARG-238  37.2 36.9 -5.0 -40.5 158.1 153.3 -416.4
 ARG-238   THR-239  36.7 36.4 -10.9 16.1 105.5 113.0 12.6
 THR-239   ARG-240  36.1 33.9 10.9 17.8 46.4 41.9 220.9
 ARG-240   VAL-241  32.8 31.8 3.9 32.5 53.5 20.4 287.9
 VAL-241   ARG-242  32.0 31.7 -28.2 -14.6 112.7 104.2 -165.9
 ARG-242   LYS-243  28.7 28.0 -0.1 24.4 140.0 142.5 181.1

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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