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
 GLN-55   ILE-56  11.9 11.8 -19.2 48.4 115.8 111.1 15.0
 ILE-56   VAL-57  8.5 8.4 33.8 -38.6 123.5 128.5 4.0
 VAL-57   ALA-58  5.2 5.6 0.8 -26.9 61.2 79.3 -10.9
 ALA-58   GLY-59  3.3 2.2 -18.6 -46.6 70.1 42.2 45.2
 GLY-59   VAL-60  1.9 1.6 84.3 -36.1 69.7 63.6 26.2
 VAL-60   ASN-61  5.7 5.2 12.5 -6.4 91.8 98.6 2.1

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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