Cytochrome Cd1 Nitrite Reductase

(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
 ASP-130   PRO-131  9.9 10.3 26.3 29.0 61.6 46.2 61.0
 PRO-131   ALA-132  7.6 8.4 -19.7 23.2 92.2 74.1 0.6
 ALA-132   ALA-133  3.9 5.2 2.1 15.9 9.9 53.8 29.1
 ALA-133   PRO-134  2.7 1.8 -11.3 0.2 98.8 141.5 -7.4
 PRO-134   PRO-135  1.4 1.5 -29.3 -20.6 96.0 90.3 -0.3
 PRO-135   GLU-136  3.6 3.6 15.8 -2.7 28.1 34.6 17.3

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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