Hemagglutinin Ha2

(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
 ASN-104   GLN-105  6.3 4.8 15.6 -35.0 72.2 86.6 -3.3
 GLN-105   HIS-106  4.9 4.8 67.4 115.3 120.3 141.1 74.0
 HIS-106   THR-107  2.5 2.2 57.8 -16.9 79.4 145.6 -23.7
 THR-107   ILE-108  2.7 4.8 7.9 -72.6 52.4 143.8 -33.0
 ILE-108   ASP-109  0.3 3.4 -129.5 -50.5 69.3 106.7 49.0

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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