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  5.2 5.6 5.6 -1.0 86.7 86.3 19.8
 GLU-105   ILE-106  3.3 3.7 -19.1 -1.0 25.2 27.6 94.3
 ILE-106   LYS-107  5.4 6.1 -10.9 8.8 60.1 63.4 -11.6

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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