Hpch/hpai Aldolase

(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
 ARG-284   VAL-285  4.9 5.1 -4.7 2.6 120.6 119.3 8.9
 VAL-285   PHE-286  5.6 5.7 7.2 3.5 93.6 92.8 3.2
 PHE-286   SER-287  3.8 3.8 1.4 -33.8 149.6 156.0 116.2

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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