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  6.6 6.5 -14.5 -3.2 133.5 140.8 -67.6
 ILE-78   LEU-79  6.7 6.6 0.7 -9.8 23.4 24.1 -134.5
 LEU-79   ASN-80  4.3 4.2 -26.6 9.7 110.0 106.8 -111.6
 THR-84   THR-85  10.6 11.8 -68.9 0.1 135.8 157.9 -664.3
 THR-85   ASN-86  8.3 9.4 -6.9 -2.1 135.4 135.6 -130.2
 ASN-86   VAL-87  9.3 9.9 4.2 5.9 47.2 51.0 161.7

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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