Hemoglobin

(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
 GLN-32   TYR-33  8.5 8.6 -7.7 2.5 57.3 61.9 39.5
 TYR-33   SER-34  7.4 7.3 -3.5 1.3 99.7 103.6 2.5
 SER-34   LEU-35  3.7 3.6 -1.5 1.4 152.5 154.7 3.2

Downloading Image

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
 GLN-71   ALA-72  4.8 4.9 4.1 -3.1 45.0 47.0 20.3
 ALA-72   VAL-73  1.4 1.5 4.6 4.2 40.9 41.5 156.5
 VAL-73   VAL-74  4.2 4.5 -8.5 6.4 127.0 127.5 -27.9

Downloading Image

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