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
 ILE-237   ARG-238  10.0 10.2 -23.6 -20.4 73.2 85.1 17.1
 ARG-238   THR-239  7.4 7.0 7.3 -23.8 102.3 142.2 9.3
 THR-239   ARG-240  3.7 4.3 -5.5 -37.2 10.3 39.3 33.3
 ARG-240   VAL-241  2.9 4.5 -47.7 -171.1 69.0 42.2 -85.5
 VAL-241   ARG-242  0.7 2.2 -67.3 -69.6 28.1 21.7 102.0
 ARG-242   LYS-243  1.7 2.8 -25.7 23.2 39.0 49.8 4.4
 LYS-243   SER-244  0.3 0.9 -7.3 1.4 35.6 34.3 5.1

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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