Arginine Repressor

(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
 TYR-62   SER-63  8.6 8.6 47.2 -36.5 106.5 98.2 -11.1
 SER-63   LEU-64  4.8 4.9 -42.8 39.9 98.8 85.6 3.7
 LEU-64   PRO-65  2.2 2.5 8.4 7.5 17.9 25.3 29.4
 PRO-65   SER-66  3.4 4.0 -3.7 -19.6 96.1 111.1 -20.0
 SER-66   ASP-67  3.5 3.4 21.5 16.4 65.9 70.0 35.2
 ASP-67   GLN-68  1.8 1.4 57.8 -30.0 12.9 22.9 53.4
 GLN-68   ARG-69  3.4 3.8 -4.9 19.8 142.7 136.9 29.4
 ARG-69   PHE-70  2.7 3.2 -25.6 -25.6 101.7 106.1 -22.1
 PHE-70   ASN-71  2.2 1.4 -169.1 177.3 151.7 117.4 2.7
 ASN-71   PRO-72  2.6 2.8 -37.3 13.1 104.0 97.4 -21.4
 PRO-72   LEU-73  2.9 2.9 4.0 2.0 54.3 54.8 5.5
 LEU-73   GLN-74  5.0 4.9 0.7 -1.6 119.6 118.2 4.2

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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