Immunoglobulin G1 (Igg1)

(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
 THR-107   VAL-108  5.4 5.3 -21.5 19.4 20.3 16.9 -4.2
 VAL-108   LEU-109  4.2 5.4 39.5 -90.6 101.4 98.8 11.1
 LEU-109   GLY-110  2.4 2.1 36.4 -162.2 106.1 149.6 32.9
 GLY-110   GLN-111  1.8 1.8 36.2 82.8 100.4 72.6 40.1
 GLN-111   PRO-112  5.0 4.7 -43.4 -7.3 76.7 74.2 10.4
 PRO-112   LYS-113  7.4 7.6 0.0 -22.5 44.7 40.4 -16.1

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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