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
 ASN-234   GLU-235  19.1 19.8 6.4 -9.9 69.0 68.5 -0.5
 GLU-235   PRO-236  16.0 16.6 9.8 -20.3 131.2 133.0 4.1
 PRO-236   ILE-237  13.2 13.9 9.4 11.5 84.8 81.6 1.3
 ILE-237   ARG-238  10.1 10.5 10.6 33.0 85.1 72.8 18.8
 ARG-238   THR-239  7.0 8.3 -2.2 16.4 142.4 101.0 5.7
 THR-239   ARG-240  4.2 4.6 -2.3 31.9 140.4 165.3 23.9
 ARG-240   VAL-241  4.6 3.8 34.7 -175.8 41.9 72.9 -81.7
 VAL-241   ARG-242  2.6 0.8 92.5 56.2 21.9 35.9 105.1
 ARG-242   LYS-243  2.9 2.1 13.8 -16.1 49.6 35.3 4.2
 LYS-243   SER-244  1.5 0.8 -5.5 21.9 145.7 143.7 10.7

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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