Probable Transcriptional Regulator

(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
 HIS-80   GLU-81  14.4 13.9 1.0 -2.8 48.2 49.2 -2.3
 GLU-81   PHE-82  10.9 10.4 9.8 12.2 53.7 57.4 9.1
 PHE-82   GLU-83  11.5 10.8 29.6 -20.4 49.9 27.1 6.6
 GLU-83   GLN-84  14.8 12.5 115.3 -147.0 35.7 57.9 -3.1
 ASN-90   ASP-91  2.8 5.8 168.0 12.8 150.9 61.2 -103.8
 ASP-91   VAL-92  1.3 3.9 -34.0 -62.8 50.0 111.3 16.5
 VAL-92   ILE-93  3.3 0.7 49.2 -2.4 131.2 98.7 -15.4
 ILE-93   ALA-94  3.5 3.3 -39.0 -4.0 42.4 54.3 19.2
 ALA-94   GLY-95  4.8 5.1 3.0 -11.5 128.3 131.9 9.6

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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