Atp-Dependent Clp Protease Atp-Binding Subunit Clpx

(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
 LEU-317   SER-318  3.3 3.3 -9.3 0.9 43.3 41.2 59.8
 SER-318   GLU-319  3.2 3.3 15.4 -27.3 92.5 91.2 8.3
 GLU-319   GLU-320  3.7 3.5 14.2 -4.2 100.0 109.1 9.0
 GLU-320   ALA-321  1.9 1.6 -1.1 0.5 136.8 136.9 11.3
 ALA-321   LEU-322  1.9 1.8 7.0 -7.9 52.4 53.1 5.9

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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