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  4.4 4.7 -34.6 0.7 19.3 23.5 169.6
 ILE-106   LYS-107  5.7 6.7 -9.2 13.8 66.7 68.7 1.7
 LYS-107   ARG-108  3.9 5.2 10.8 -14.8 119.2 109.6 -35.3

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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