Hemagglutinin Ectodomain (Soluble Fragment, Tbha2)

(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
 THR-111   ASP-112  6.2 3.0 -21.2 -0.6 24.4 124.9 -0.4
 ASP-112   SER-113  4.5 5.6 163.4 -15.4 126.8 126.8 -77.9
 SER-113   GLU-114  6.7 7.8 29.6 -6.4 102.1 102.4 -1.3

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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