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
 VAL-104   GLU-105  3.7 3.5 0.7 -10.8 100.3 101.6 23.9
 GLU-105   ILE-106  4.1 4.0 17.9 -19.2 30.5 31.7 -9.2
 ILE-106   LYS-107  5.4 5.7 11.1 0.2 70.9 70.8 10.8

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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