Bifunctional 3'-Phosphoadenosine 5'- Phosphosulfate Synthethase 1

(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
 VAL-228   ASP-229  22.5 21.6 155.8 56.8 84.7 65.8 -109.4
 ASP-229   ALA-230  19.0 18.4 40.0 48.3 11.7 130.2 33.5
 ALA-230   SER-231  18.6 14.9 113.6 -45.4 69.4 117.5 -132.7
 SER-231   TYR-232  14.8 14.2 -5.5 -54.2 99.7 61.3 41.5
 TYR-232   GLU-233  13.2 11.6 -117.9 -3.2 31.6 15.6 265.9
 GLU-233   VAL-234  14.1 13.6 -1.9 27.2 82.9 59.0 -38.1
 VAL-234   LYS-235  11.1 11.1 -5.6 -17.2 84.3 80.3 -3.3
 LYS-235   GLU-236  11.7 11.7 3.9 -9.9 122.3 119.6 -1.9

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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