At-Rich Dna-Binding 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-75   GLY-76  1.4 1.3 18.4 -3.4 29.1 22.1 60.9
 GLY-76   LEU-77  2.0 1.3 -3.6 -3.7 98.9 111.5 2.5
 LEU-77   ASN-78  5.3 4.6 21.8 8.5 44.2 48.1 94.6

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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