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   ILE-238  39.2 39.0 -2.7 7.6 100.8 94.1 30.5
 ILE-238   ARG-239  38.2 37.8 19.6 -64.9 17.9 18.6 -356.7
 ARG-239   THR-240  37.7 37.1 -19.5 21.7 101.5 110.6 32.3
 THR-240   ARG-241  36.8 34.6 -15.1 25.2 124.0 130.2 53.2
 ARG-241   VAL-242  33.3 32.2 -8.7 46.9 136.4 163.0 257.6
 VAL-242   ARG-243  32.1 31.8 -11.3 -24.1 104.5 98.1 -61.4
 ARG-243   LYS-244  28.7 28.1 5.1 19.0 47.4 45.0 180.5
 LYS-244   SER-245  26.7 26.6 -24.5 36.8 115.8 116.0 56.9

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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