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-1236   ILE-1237  12.7 11.9 -11.7 -16.4 78.3 84.4 -0.5
 PRO-1236   ILE-1237  12.7 11.9 -11.7 -16.4 78.3 84.4 -0.5
 ILE-1237   ARG-1238  9.0 8.6 -19.8 -19.8 68.6 79.8 23.7
 ARG-1238   THR-1239  7.1 5.8 5.6 -17.2 107.3 142.2 4.3
 THR-1239   ARG-1240  3.7 3.0 2.4 -50.1 161.9 144.4 37.0
 ARG-1240   VAL-1241  2.8 3.7 -32.2 173.5 56.6 42.8 -80.5
 VAL-1241   ARG-1242  1.6 2.0 -62.1 -58.9 36.6 24.7 85.6
 ARG-1242   LYS-1243  1.2 2.3 -7.5 -8.5 31.0 46.9 16.5
 LYS-1243   SER-1244  0.7 1.0 9.3 5.0 135.9 140.5 -6.0

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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