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  33.1 33.0 8.7 -7.5 69.4 76.0 7.7
 ILE-237   ARG-238  32.2 31.8 11.3 -50.1 21.5 18.9 -273.0
 ARG-238   THR-239  32.3 31.6 -35.6 28.1 116.2 119.1 -27.4
 THR-239   ARG-240  31.4 29.3 -2.7 15.7 122.2 125.7 55.3
 ARG-240   VAL-241  27.9 27.2 14.9 21.8 32.2 7.0 238.4
 VAL-241   ARG-242  27.6 27.2 -2.2 -13.6 103.7 103.0 20.9
 ARG-242   LYS-243  24.2 23.7 -2.2 18.2 136.7 129.0 129.4
 LYS-243   SER-244  22.7 22.7 -15.7 21.7 126.2 124.8 43.1

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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