Inorganic Pyrophosphatase

(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-18   SER-19  5.3 4.8 2.0 -5.3 101.5 104.0 11.3
 SER-19   MET-20  1.4 1.0 3.7 4.2 46.9 47.5 22.9
 MET-20   PRO-21  1.8 1.6 -7.4 12.0 82.9 81.0 -22.2

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
 TYR-86   PRO-87  6.6 5.9 -6.7 -3.2 121.5 122.2 -37.6
 PRO-87   GLU-88  4.4 3.6 -21.2 11.1 64.1 54.4 122.0
 GLU-88   ALA-89  1.0 0.3 4.3 0.7 133.3 131.8 -32.3
 ALA-89   GLU-90  2.5 2.2 14.8 -24.2 72.1 74.3 -35.0
 GLU-90   ARG-91  6.2 5.9 3.3 -9.2 137.0 143.2 48.4

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