Sterol Regulatory Element Binding Protein 1A

(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
 LYS-365   ALA-366  2.2 2.2 6.4 -0.7 27.5 25.7 27.9
 ALA-366   ILE-367  2.1 2.3 1.6 -2.4 72.9 69.3 5.0
 ILE-367   ASP-368  3.0 2.4 3.8 -4.6 116.5 114.3 11.1

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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