Immunoglobulin 48G7 Germline Fab

(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
 GLU-105   ILE-106  2.0 2.5 -2.7 -37.1 30.9 32.0 73.8
 ILE-106   LYS-107  1.1 2.1 -2.5 1.4 74.9 81.1 11.7
 LYS-107   ARG-108  2.9 2.9 2.0 -2.1 108.3 111.3 2.4

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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