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  17.7 18.8 -59.3 32.4 111.3 103.6 11.4
 ASN-234   GLU-235  17.7 18.8 -59.3 32.4 111.3 103.6 11.4
 GLU-235   PRO-236  14.6 15.7 -8.5 -25.2 49.8 50.2 14.7
 PRO-236   ILE-237  11.7 12.9 7.1 29.7 82.4 77.0 5.9
 ILE-237   ARG-238  8.7 9.5 0.1 48.8 85.2 68.3 14.5
 ARG-238   THR-239  5.6 7.7 -17.2 27.6 144.9 100.9 3.6
 THR-239   ARG-240  2.9 4.0 -4.7 63.6 138.4 166.2 49.2
 ARG-240   VAL-241  3.4 3.1 34.9 -179.9 39.4 62.4 -90.8
 VAL-241   ARG-242  1.8 1.6 74.5 56.1 24.0 33.9 91.9
 ARG-242   LYS-243  2.0 1.1 16.7 -20.2 47.8 34.8 6.7
 LYS-243   SER-244  1.9 1.3 -12.1 14.0 145.6 148.5 1.1

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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