Troponin 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
 ARG-83   SER-84  5.2 4.0 9.7 8.2 126.1 137.3 -6.3
 SER-84   MET-85  7.1 4.4 -23.9 -4.5 101.1 82.9 -1.6
 MET-85   LYS-86  5.6 2.9 -23.6 26.8 49.2 63.8 -7.0
 LYS-92   SER-93  6.5 7.1 168.7 8.6 139.7 41.5 21.5
 SER-93   GLU-94  6.2 6.7 176.9 -5.4 97.1 110.1 116.9
 GLU-94   GLU-95  8.1 7.8 -17.5 5.4 58.1 74.1 3.1

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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