Transcriptional Regulator, Tetr Family Protein

(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
 LEU-46   SER-47  7.3 7.3 7.6 -1.2 80.5 81.6 36.5
 SER-47   HIS-48  10.0 10.2 14.4 -22.3 53.7 56.6 -22.9
 HIS-48   TYR-49  7.9 8.1 19.0 -10.1 122.0 126.4 -27.2
 TYR-49   PHE-50  6.9 7.1 -8.6 -6.0 42.5 41.7 173.9
 PHE-50   ALA-51  9.5 9.7 2.1 -7.6 76.7 76.9 -55.0
 ALA-51   GLY-52  13.3 13.4 -1.6 12.6 53.1 49.2 -125.5
 GLY-52   LYS-53  13.5 13.7 -5.7 -3.3 32.2 34.9 58.9
 LYS-53   ASP-54  12.3 12.4 1.7 -9.7 120.1 124.2 64.2
 ASP-54   GLU-55  14.0 13.9 5.7 1.8 73.9 74.1 -18.8

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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