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  7.0 6.7 -16.9 19.8 86.0 90.0 -23.9
 GLY-76   LEU-77  3.5 3.3 -24.3 20.6 71.5 62.7 13.1
 LEU-77   ASN-78  5.7 5.9 -11.6 7.0 18.6 21.6 33.0

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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