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  5.8 6.0 9.3 -3.3 79.6 78.7 7.3
 GLU-105   ILE-106  2.0 2.3 -0.8 -29.9 32.0 28.3 94.9
 ILE-106   LYS-107  1.6 2.0 23.8 -13.6 100.0 100.5 7.2

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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