X-31 Influenza Haemagglutinin Ha1

(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-46   SER-47  7.9 8.2 -0.1 0.2 136.2 136.8 7.5  SER-47   THR-48  6.3 6.6 0.5 0.6 37.1 36.3 29.8  THR-48   GLY-49  7.0 7.3 0.5 0.3 51.3 52.0 19.9 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

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-287   ILE-288  0.8 0.7 0.2 0.2 42.3 40.8 29.1  ILE-288   PRO-289  2.1 1.9 -1.0 -0.8 103.4 101.3 -19.1  PRO-289   ASN-290  5.0 5.0 -0.1 -0.1 147.2 148.4 -35.2  ASN-290   ASP-291  5.7 5.9 -0.6 -0.6 121.3 121.3 0.1  ASP-291   LYS-292  8.4 8.6 -0.3 -0.2 165.7 165.0 3.4 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

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  LYS-299   ILE-300  9.0 9.1 -0.1 0.2 131.9 131.4 -6.8  ILE-300   THR-301  9.8 10.1 0.0 0.1 64.0 61.9 -29.9  THR-301   TYR-302  7.5 7.8 0.5 0.3 61.9 59.4 14.4 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

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  CYS-305   PRO-306  5.5 5.5 20.6 -30.7 7.2 10.8 -108.5  PRO-306   LYS-307  3.9 4.0 -8.7 13.0 109.4 112.1 75.1  LYS-307   TYR-308  4.5 4.6 1.8 1.6 83.5 82.3 78.5 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