Arginine Repressor/activator 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
 LYS-61   TYR-62  9.6 9.9 67.4 -7.2 73.4 55.6 69.5
 TYR-62   SER-63  8.0 7.5 72.7 -72.6 117.1 100.2 -16.8
 SER-63   LEU-64  4.3 3.8 -15.7 2.2 109.4 132.9 -11.8
 LEU-64   PRO-65  2.2 1.9 8.5 1.9 25.8 32.7 13.1
 PRO-65   ALA-66  1.9 0.9 -6.8 -10.1 91.7 88.7 5.2
 ALA-66   ASP-67  3.4 3.3 -18.0 7.1 88.9 64.7 -0.9
 ASP-67   GLN-68  3.2 3.7 65.1 1.4 45.6 50.4 104.8
 GLN-68   ARG-69  6.1 7.2 -58.1 50.2 85.8 101.2 -14.6
 ARG-69   PHE-70  8.1 8.2 -44.8 74.8 123.9 132.3 46.7
 PHE-70   ASN-71  7.4 5.9 82.0 145.5 25.0 24.3 -308.2
 ASN-71   PRO-72  6.4 7.1 -69.8 5.4 137.9 89.7 -26.7
 PRO-72   LEU-73  7.8 9.1 127.6 24.6 70.1 25.8 246.6
 LEU-73   SER-74  9.8 10.2 -22.3 -5.5 119.7 118.8 -23.1
 SER-74   LYS-75  6.8 6.7 -15.8 0.1 53.6 67.7 17.1

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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