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
 ILE-244   PRO-245  4.5 5.0 -0.9 28.0 144.3 146.0 88.8
 PRO-245   HIS-246  3.1 3.7 -17.8 15.8 140.1 136.1 -10.8
 HIS-246   GLY-247  3.3 2.9 13.9 -53.2 38.8 29.3 -133.4
 GLY-247   ARG-248  3.2 2.7 18.4 -6.0 32.0 48.4 54.1
 ARG-248   TYR-249  3.8 4.5 12.5 7.3 58.0 49.2 37.4
 TYR-249   LEU-250  5.7 6.0 -10.5 25.7 159.8 150.9 43.4
 LEU-250   THR-251  5.5 5.6 0.7 8.9 56.0 49.1 22.9

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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