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-238   THR-239  3.8 3.2 23.2 -25.3 144.8 147.5 -1.3
 THR-239   ARG-240  1.6 1.6 -4.5 -50.1 36.7 41.7 43.3
 ARG-240   VAL-241  2.7 1.2 -48.0 148.9 52.6 37.2 -60.9
 VAL-241   ARG-242  2.4 1.3 -64.5 -63.6 25.7 27.3 87.3
 ARG-242   LYS-243  0.5 0.1 -22.3 8.3 44.0 44.4 7.3
 LYS-243   SER-244  2.6 2.4 2.8 -12.4 144.0 142.5 7.4

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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