Metalloproteinase-2 Inhibitor

(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
 TYR-122   GLN-123  5.4 4.6 -10.3 -7.2 93.4 92.8 -40.5
 GLN-123   MET-124  8.6 7.8 9.2 -4.6 71.9 67.6 5.5
 MET-124   GLY-125  10.6 10.0 -43.7 65.8 176.7 172.5 104.9
 GLY-125   CYS-126  9.7 8.5 -24.9 9.1 112.1 118.0 -23.6

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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