Invertase/pectin Methylesterase Inhibitor Family Protein

(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
 ASN-29   LEU-30  3.5 4.1 -140.8 2.6 44.7 43.7 138.2
 LEU-30   GLN-31  3.8 4.4 1.2 -4.0 152.4 160.0 -3.6
 GLN-31   ALA-32  4.3 4.6 -22.1 31.3 79.3 84.4 0.7
 ALA-32   LEU-33  2.6 2.9 -6.9 4.7 83.4 88.9 0.5

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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