Transcriptional Activator Protein Trar

(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
 ARG-158   ILE-159  13.1 13.2 3.7 -4.8 31.2 25.6 0.7
 ILE-159   SER-160  12.6 12.9 -18.6 7.5 84.9 84.7 -4.5
 SER-160   PHE-161  12.0 12.7 -42.0 24.8 64.0 55.9 -0.1
 PHE-161   LEU-162  9.0 10.7 -35.6 7.2 127.4 99.0 -3.1
 ALA-172   TRP-173  14.4 15.6 -129.9 -95.4 53.1 108.9 163.4
 TRP-173   LEU-174  13.9 15.7 -3.4 -53.1 95.8 80.2 18.8
 LEU-174   ASP-175  17.2 17.8 -19.3 -9.4 132.7 135.5 -12.8
 ASP-175   PRO-176  18.2 19.0 -8.6 7.7 60.5 62.0 1.2

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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