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
 PRO-236   ILE-237  36.4 36.6 20.2 -27.3 89.7 93.2 36.0
 ILE-237   ARG-238  35.0 35.3 -23.8 67.1 27.0 31.9 -320.2
 ARG-238   THR-239  34.4 35.0 31.7 -31.8 111.4 97.1 -6.1
 THR-239   ARG-240  31.8 33.9 -30.8 18.7 41.3 48.2 85.3
 ARG-240   VAL-241  29.7 30.3 -9.9 -26.3 21.9 50.0 214.9
 VAL-241   ARG-242  29.5 29.8 14.2 16.4 103.2 112.0 -109.3
 ARG-242   LYS-243  25.9 26.6 -7.3 -18.2 36.6 33.0 195.9
 LYS-243   SER-244  24.6 24.7 -6.8 1.0 63.7 61.9 55.2

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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