Aart

(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
 HIS-68   GLN-69  1.5 1.7 -1.1 -2.3 159.3 156.2 -54.0
 GLN-69   ARG-70  2.1 1.9 7.9 -7.7 67.8 68.9 27.7
 ARG-70   THR-71  2.8 2.7 -0.9 3.4 120.7 121.3 8.9

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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