DNA Polymerase IV (Family Y)

(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
 GLU-235   PRO-236  15.2 16.1 -0.4 -7.8 50.7 48.1 5.3
 GLU-235   PRO-236  15.2 16.1 -0.4 -7.8 50.7 48.1 5.3
 PRO-236   ILE-237  12.3 13.3 10.1 2.0 83.1 80.5 0.0
 ILE-237   ARG-238  9.2 9.8 -1.1 36.1 96.4 105.9 15.0
 ARG-238   THR-239  6.2 7.5 -0.2 18.1 144.0 111.7 13.9
 THR-239   ARG-240  3.5 3.8 -8.1 57.6 140.3 168.6 33.1
 ARG-240   VAL-241  3.9 3.7 35.7 -175.5 40.5 68.3 -78.8
 VAL-241   ARG-242  2.0 1.3 75.0 53.8 23.9 31.7 93.8
 ARG-242   LYS-243  2.4 1.6 8.3 -7.7 47.6 34.5 7.5
 LYS-243   SER-244  1.2 0.7 -14.2 8.6 144.1 143.1 -1.9

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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