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
 SER-113   ALA-114  6.0 6.0 1.2 -3.0 84.9 95.0 25.5
 ALA-114   SER-115  2.9 3.1 4.8 -5.1 71.3 71.8 26.8
 SER-115   THR-116  0.7 0.7 -7.3 -6.0 42.2 41.7 53.9
 THR-116   LYS-117  3.8 3.7 -8.1 8.9 85.6 85.5 -9.4

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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