Cystatin C

(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
 LYS-54   GLN-55  13.8 13.9 -20.4 20.6 90.9 94.9 12.0
 GLN-55   ILE-56  10.9 11.2 -26.9 19.9 78.7 80.7 -27.0
 ILE-56   VAL-57  7.2 7.4 2.6 -26.9 125.3 113.1 46.6
 VAL-57   ALA-58  5.5 5.6 0.5 -14.2 72.7 89.4 39.0
 ALA-58   GLY-59  2.7 2.2 28.5 -16.6 135.6 114.0 -9.0
 GLY-59   VAL-60  2.8 2.8 42.1 -20.5 64.5 59.6 18.0

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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