Octamer-Binding Transcription Factor 1

(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
 LYS-69   TRP-70  26.7 27.1 -1.1 2.3 134.8 137.0 14.6
 TRP-70   LEU-71  25.8 26.1 15.9 -30.7 45.7 43.2 -62.1
 LEU-71   ASN-72  27.7 28.2 20.0 -2.4 105.3 108.2 -24.8
 ASN-72   ASP-73  30.9 31.2 -33.3 -36.2 83.1 91.7 62.3
 ASP-73   ALA-74  30.4 31.8 -144.1 -14.9 150.3 118.9 1011.3
 ALA-74   GLU-75  30.0 30.6 -101.6 -98.0 119.0 49.8 -1121.8
 ARG-102   LYS-103  8.3 7.8 -9.9 10.6 120.0 121.0 55.6
 LYS-103   LYS-104  7.6 7.1 -0.3 -5.7 173.1 169.8 -52.8
 LYS-104   ARG-105  8.4 7.8 -8.6 18.6 108.7 106.0 66.6
 ARG-105   THR-106  5.4 4.6 6.2 -8.9 64.9 67.4 -0.3
 THR-106   SER-107  7.2 6.1 3.9 -20.9 31.0 36.8 -104.8
 SER-107   ILE-108  7.2 6.1 -46.7 52.4 90.2 97.7 17.2
 ILE-108   GLU-109  9.2 8.8 7.4 -5.8 27.4 18.3 23.5
 GLU-109   THR-110  11.8 11.0 -2.8 -2.2 104.9 101.6 21.0

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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