Ribonuclease III

(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
 SER-141   ALA-142  10.2 10.0 16.0 -7.5 35.6 43.5 4.9
 ALA-142   ILE-143  9.4 9.2 38.0 -32.1 51.9 46.0 5.0
 ILE-143   LYS-144  13.0 12.3 26.9 -23.1 55.6 47.9 5.1
 LYS-144   GLU-145  13.5 11.6 10.6 -13.7 42.0 50.9 0.2
 GLU-145   GLY-146  10.5 8.0 -48.8 26.7 133.9 118.1 -12.6
 GLY-146   ARG-147  10.2 8.0 -12.1 42.0 85.0 82.7 -1.5
 ARG-147   VAL-148  8.2 7.1 159.5 18.0 44.2 57.4 93.3
 VAL-148   LYS-149  5.1 4.7 -89.8 109.2 102.2 97.4 14.7
 LYS-149   LYS-150  7.2 4.8 -103.4 24.7 107.4 166.6 -57.0
 LYS-150   ASP-151  7.5 5.7 19.1 13.0 7.4 82.6 18.0
 ASP-151   TYR-152  7.0 6.9 95.2 -0.9 77.8 74.3 40.8
 TYR-152   LYS-153  10.7 10.6 -13.0 7.1 153.3 151.5 -3.5

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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