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
 ILE-237   ARG-238  10.0 10.0 23.4 25.4 85.0 71.7 17.2
 ARG-238   THR-239  6.8 7.6 -15.7 22.7 141.8 103.8 4.8
 THR-239   ARG-240  4.2 3.9 6.0 35.3 39.0 7.6 34.1
 ARG-240   VAL-241  4.3 3.0 37.9 -172.5 42.6 67.0 -78.8
 VAL-241   ARG-242  2.1 1.1 60.5 70.1 21.5 32.5 93.8
 ARG-242   LYS-243  2.6 1.6 8.7 -0.7 50.0 36.2 8.2
 LYS-243   SER-244  0.8 0.3 -12.6 11.1 145.6 140.6 2.3

Downloading Image

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