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-112   SER-113  6.2 6.5 -11.4 3.0 8.2 9.5 11.5
 SER-113   ALA-114  5.9 6.5 -3.8 20.5 80.5 75.5 0.4
 ALA-114   SER-115  2.7 4.1 -20.3 -6.4 81.8 72.8 15.4
 SER-115   THR-116  1.0 1.6 15.1 17.9 31.8 50.4 38.1
 THR-116   LYS-117  3.7 3.8 -21.1 -11.2 87.4 83.4 3.2

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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