Elongation Factor Tu

(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-215   ASP-216  7.9 8.2 23.7 37.3 86.2 61.9 39.0
 ASP-216   VAL-217  5.0 6.1 -99.5 18.5 68.6 56.9 58.6
 VAL-217   ASP-218  2.4 4.3 -17.0 -4.3 82.1 77.8 4.7

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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