Redox-Sensing Transcriptional Repressor Rex 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
 ILE-76   LEU-77  4.4 5.0 0.0 7.8 113.9 110.3 -14.1
 LEU-77   GLY-78  4.1 4.8 -15.7 -5.9 48.1 38.0 38.7
 GLY-78   VAL-79  1.8 2.2 3.9 3.6 71.1 80.1 8.5
 VAL-79   LYS-80  3.4 3.7 10.4 14.9 106.8 108.7 -21.7
 LYS-80   LYS-81  4.3 3.8 -16.0 -6.7 7.5 19.5 52.1

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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