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  8.3 7.6 17.1 23.3 123.8 133.2 -258.7
 ILE-237   ARG-238  11.3 10.7 17.1 23.3 85.0 75.3 15.5
 ARG-238   THR-239  8.6 8.2 2.8 22.1 41.2 71.4 11.4
 ILE-237   ARG-238  8.3 7.6 17.1 23.3 123.8 133.2 -258.7
 ILE-237   ARG-238  11.3 10.7 17.1 23.3 85.0 75.3 15.5
 ARG-238   THR-239  8.6 8.2 2.8 22.1 41.2 71.4 11.4
 THR-239   ARG-240  5.5 4.5 10.0 5.3 36.7 14.6 15.3
 ARG-240   VAL-241  6.0 4.0 38.0 -177.1 45.6 73.5 -92.8
 VAL-241   ARG-242  4.3 1.5 93.8 68.5 19.2 35.9 121.2
 ARG-242   LYS-243  4.2 3.9 18.9 -1.9 52.2 40.8 16.3
 LYS-243   SER-244  2.9 2.3 -11.1 11.8 145.6 141.1 1.8

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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