Seryl-Trna Synthetase

(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-136   GLY-137  5.1 4.9 -11.9 0.5 92.0 96.2 -14.2
 GLY-137   ASN-138  2.7 2.8 5.5 3.6 66.7 68.4 71.4
 ASN-138   ILE-139  2.6 2.6 2.4 -5.5 131.8 135.8 18.7

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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