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  4.2 4.2 9.2 -10.0 47.7 45.9 5.7
 ILE-106   LYS-107  2.1 2.0 1.9 7.0 86.9 90.7 55.2
 LYS-107   ARG-108  1.6 1.7 4.8 -5.6 87.0 92.7 35.7

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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