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  10.2 10.1 -2.1 -17.5 64.8 56.0 72.7
 GLU-235   PRO-236  15.1 15.4 -2.1 -17.5 51.1 42.5 10.4
 PRO-236   ILE-237  12.2 12.7 0.3 22.3 84.4 79.3 4.6
 GLU-235   PRO-236  10.2 10.1 -2.1 -17.5 64.8 56.0 72.7
 GLU-235   PRO-236  15.1 15.4 -2.1 -17.5 51.1 42.5 10.4
 PRO-236   ILE-237  12.2 12.7 0.3 22.3 84.4 79.3 4.6
 ILE-237   ARG-238  9.2 9.3 12.7 28.8 82.4 74.3 10.0
 ARG-238   THR-239  6.1 7.1 -0.3 27.4 142.6 106.9 12.4
 THR-239   ARG-240  3.5 3.5 2.9 46.1 37.7 14.7 34.6
 ARG-240   VAL-241  3.8 2.9 43.6 171.5 42.1 65.1 -79.0
 VAL-241   ARG-242  1.8 1.1 56.8 79.6 23.4 27.6 97.6
 ARG-242   LYS-243  2.3 1.5 22.3 -27.0 48.0 37.7 2.2
 LYS-243   SER-244  0.8 0.3 13.1 -12.0 37.0 33.7 2.9

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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