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  10.5 9.5 -20.7 -35.0 108.0 123.8 -148.0
 GLU-235   PRO-236  14.7 15.8 -20.7 -35.0 49.5 33.7 30.9
 PRO-236   ILE-237  11.8 13.3 19.0 5.2 82.2 81.4 0.1
 GLU-235   PRO-236  10.5 9.5 -20.7 -35.0 108.0 123.8 -148.0
 GLU-235   PRO-236  14.7 15.8 -20.7 -35.0 49.5 33.7 30.9
 PRO-236   ILE-237  11.8 13.3 19.0 5.2 82.2 81.4 0.1
 ILE-237   ARG-238  8.8 9.7 -3.3 42.4 94.3 98.6 10.0
 ARG-238   THR-239  5.7 7.6 2.8 22.0 35.0 73.0 10.2
 THR-239   ARG-240  3.0 4.0 5.6 50.1 42.1 13.4 42.1
 ARG-240   VAL-241  3.4 3.2 65.2 151.7 39.2 60.3 -80.1
 VAL-241   ARG-242  1.7 1.2 73.2 69.6 24.0 30.0 99.7
 ARG-242   LYS-243  1.9 1.3 14.7 -21.5 48.0 39.7 -3.4
 LYS-243   SER-244  1.8 1.0 -15.1 9.4 146.1 148.8 -3.6

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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