Transcriptional Regulator

(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-81   HIS-82  4.0 4.1 -11.9 9.5 128.6 118.9 -37.2
 HIS-82   ALA-83  1.3 1.5 -15.8 18.6 51.7 48.1 -12.1
 ALA-83   LEU-84  3.8 3.9 -2.7 4.2 102.8 104.2 23.4

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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