Pre-Mrna-Splicing Factor Atp-Dependent RNA Helicase Prp43

(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
 MET-488   ASP-489  4.0 4.1 -0.1 -3.5 81.2 82.5 3.1
 ASP-489   PRO-490  7.4 7.4 -14.6 -0.2 19.4 16.7 33.0
 PRO-490   PRO-491  7.6 7.0 8.9 -2.0 121.9 122.2 9.6
 PRO-491   ALA-492  9.6 9.3 -1.3 5.1 73.9 78.8 -3.1
 ALA-492   PRO-493  12.7 11.9 -10.2 -1.0 41.6 51.5 19.2
 PRO-493   GLU-494  12.6 11.0 -11.2 9.3 19.4 18.5 3.9
 GLU-494   THR-495  14.1 13.3 -3.1 3.4 70.5 53.6 2.3
 THR-495   MET-496  11.9 11.9 3.6 -0.7 106.4 105.7 -2.6
 MET-496   MET-497  8.8 8.3 3.3 -0.3 147.6 134.7 -9.3
 MET-497   ARG-498  10.5 9.8 -8.7 12.4 34.6 24.4 -4.9
 ARG-498   ALA-499  11.0 11.0 -11.2 9.8 75.8 68.9 6.7

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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