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
 PRO-237   VAL-238  23.3 23.1 -17.9 10.8 128.7 128.5 -16.3
 VAL-238   GLU-239  21.4 21.2 -11.9 -31.1 105.6 101.9 -7.2
 GLU-239   ASN-240  19.5 18.8 -42.3 15.3 155.2 113.0 -31.3
 ASN-240   LYS-241  18.5 15.9 53.7 33.6 101.9 119.1 -64.5
 LYS-241   SER-242  14.9 13.1 -13.5 37.8 108.1 124.8 26.9
 SER-242   LYS-243  11.6 11.0 26.7 19.6 136.2 118.2 -65.2
 LYS-243   ILE-244  9.4 7.2 140.7 -26.9 69.3 126.2 151.0
 ILE-244   PRO-245  6.5 6.8 -136.1 -63.4 88.1 90.1 86.1
 PRO-245   HIS-246  3.8 4.0 8.4 -18.9 32.3 32.6 -8.4

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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