2A8 Fab Heavy Chain

(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
 ALA-115   ALA-116  3.4 3.7 87.3 -106.8 81.6 107.9 -21.2
 ALA-116   LYS-117  1.1 0.3 74.2 -51.7 91.0 107.9 0.7
 LYS-117   THR-118  4.7 3.6 -26.0 20.7 145.1 133.5 -19.2
 THR-118   THR-119  7.5 6.7 -43.2 42.6 86.9 86.4 28.3

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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