Threonyl-Trna Synthetase 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
 ARG-238   LYS-239  6.9 7.0 -4.6 6.3 97.8 92.4 -102.0
 LYS-239   GLU-240  7.9 8.3 -12.1 17.3 156.3 148.1 23.6
 GLU-240   ARG-241  6.1 7.2 -42.5 56.0 132.1 142.6 86.5

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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