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
 ASN-234   GLU-235  18.4 19.3 -1.5 -8.2 109.6 111.9 -2.4
 GLU-235   PRO-236  15.2 16.2 3.8 -15.5 131.7 130.8 5.3
 PRO-236   ILE-237  12.4 13.4 4.5 18.9 82.8 80.4 4.7
 ILE-237   ARG-238  9.5 10.1 22.6 8.1 86.9 75.4 10.1
 ARG-238   THR-239  6.2 7.4 10.1 11.0 35.5 64.6 12.2
 THR-239   ARG-240  3.6 3.9 -2.9 49.3 137.3 170.9 32.8
 ARG-240   VAL-241  3.7 3.8 36.2 -166.9 39.6 67.1 -77.4
 VAL-241   ARG-242  1.7 1.5 73.5 66.1 23.1 34.2 97.5
 ARG-242   LYS-243  2.1 1.3 19.1 -23.4 49.0 37.1 2.4
 LYS-243   SER-244  1.4 0.9 -0.1 1.5 147.3 145.7 2.0

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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