Isochorismatase

(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
 GLU-205   LEU-206  8.7 8.8 -2.2 2.0 91.3 93.3 14.6
 LEU-206   LEU-207  7.8 7.8 5.2 0.9 96.3 96.2 -18.4
 LEU-207   PRO-208  4.1 4.1 -11.3 -22.7 146.5 148.4 -110.8
 PRO-208   ALA-209  1.4 1.9 -175.7 -100.9 95.1 98.3 62.9
 ALA-209   PRO-210  2.9 2.0 -70.8 0.7 55.0 39.5 209.9
 PRO-210   ILE-211  5.3 4.3 -3.6 -22.7 122.7 100.5 -37.4
 ILE-211   PRO-212  8.4 7.7 9.2 -10.7 57.6 62.3 -19.6
 PRO-212   ALA-213  10.2 10.4 12.9 -19.7 117.5 132.2 3.4
 ALA-213   SER-214  12.3 12.4 3.3 -4.1 69.7 71.4 -19.5

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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