Redox-Sensing Transcriptional Repressor Rex

(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
 GLU-77   ILE-78  6.8 6.9 15.2 -4.0 127.0 122.6 -45.2
 ILE-78   LEU-79  4.1 4.2 -1.0 10.2 13.9 14.7 -149.9
 LEU-79   ASN-80  3.6 3.5 25.3 -6.4 117.8 119.3 -185.1
 THR-84   THR-85  12.1 11.7 67.4 1.0 147.6 123.5 -639.6
 THR-85   ASN-86  9.3 8.7 9.4 0.1 148.0 147.7 -118.3
 ASN-86   VAL-87  9.6 9.3 -4.8 -1.3 62.1 62.1 140.5

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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