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
 GLU-235   PRO-236  9.3 9.1 -6.4 3.3 107.2 106.2 0.5
 GLU-235   PRO-236  9.3 9.1 -6.4 3.3 107.2 106.2 0.5
 PRO-236   ILE-237  7.8 7.8 -3.8 -8.4 80.6 84.3 3.0
 ILE-237   ARG-238  4.5 4.5 24.6 -43.2 133.8 123.7 24.1
 ARG-238   THR-239  5.4 4.9 6.4 -26.6 126.8 133.2 9.1
 THR-239   ARG-240  4.4 3.7 -5.9 -68.6 47.8 23.5 42.9
 ARG-240   VAL-241  1.9 2.9 -37.6 132.8 21.7 53.3 -29.7
 VAL-241   ARG-242  3.9 3.6 -52.5 -1.1 47.4 42.7 22.4
 ARG-242   LYS-243  1.4 0.8 -18.6 -30.3 15.6 41.1 38.4
 LYS-243   SER-244  2.0 2.1 51.7 -19.4 109.6 116.8 -6.8
 SER-244   ILE-245  1.7 1.9 -6.8 -6.2 129.3 131.4 -7.1

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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