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
 ARG-102   LYS-103  5.2 4.8 0.8 12.3 125.1 125.9 -25.5
 LYS-103   LYS-104  2.6 2.4 12.9 -13.8 62.2 59.7 17.9
 LYS-104   ARG-105  3.7 3.9 9.3 -2.2 99.9 94.6 2.6
 ARG-105   THR-106  4.1 4.5 -11.3 7.9 49.6 46.7 9.5
 THR-106   SER-107  6.4 6.5 5.8 -4.0 69.9 68.3 -21.4

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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