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  0.8 0.5 6.7 4.0 5.4 10.4 45.0
 GLY-76   LEU-77  1.7 1.4 5.1 -8.0 61.7 53.7 6.5
 LEU-77   ASN-78  2.6 2.7 15.4 -10.9 55.8 61.0 20.9
 ASN-78   ARG-79  5.0 4.9 39.3 -54.7 24.2 28.5 -54.1
 ARG-79   LYS-80  3.0 3.4 -3.3 7.8 121.6 116.4 38.3
 LYS-80   TRP-81  1.7 2.2 0.6 13.8 77.7 77.4 23.4

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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