Ighm Protein

(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
 SER-337   LYS-338  10.8 11.0 13.9 -5.8 47.9 41.2 116.5
 LYS-338   ALA-339  7.7 8.0 8.9 -3.9 80.1 81.0 -31.2
 ALA-339   LYS-340  9.3 9.6 8.2 -11.1 129.5 130.7 -5.1
 LYS-340   GLY-341  11.0 11.1 16.6 -27.5 61.3 67.4 57.3
 GLY-341   GLN-342  10.8 11.4 19.5 5.6 107.5 92.9 -30.1
 GLN-342   PRO-343  10.4 10.8 -3.2 -5.8 134.4 139.1 -25.2

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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