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
 ARG-242   LYS-243  26.1 25.7 1.8 15.6 39.8 42.8 160.8
 LYS-243   SER-244  24.2 24.3 -7.2 14.6 119.8 115.8 45.3
 SER-244   ILE-245  21.0 21.0 -1.5 7.7 73.0 75.2 -23.1

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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