Bifunctional P-450/nadph-P450 Reductase

(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
 PRO-170   HIS-171  4.8 5.0 -3.0 -3.6 27.5 28.0 17.7
 HIS-171   PRO-172  4.8 4.6 0.7 0.1 89.8 91.7 -24.2
 PRO-172   PHE-173  3.7 3.0 -3.2 -9.4 67.9 73.3 28.0
 PHE-173   ILE-174  0.5 0.3 6.9 0.0 43.7 41.2 7.7
 ILE-174   THR-175  1.5 2.4 5.4 0.2 52.3 53.1 11.9

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


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
 ASP-214   LEU-215  4.3 4.4 4.2 -4.8 90.0 85.9 4.8
 LEU-215   VAL-216  0.9 0.8 3.3 9.5 45.8 42.0 36.5
 VAL-216   ASP-217  2.3 2.6 2.8 -10.3 24.3 28.2 -27.1
 ASP-217   LYS-218  1.7 2.0 3.9 11.5 78.5 80.0 38.4
 LYS-218   ILE-219  2.6 2.5 0.3 -8.7 81.7 70.1 -5.0
 ILE-219   ILE-220  3.9 3.4 0.0 4.2 19.3 15.6 17.1

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