Probable Atp-Dependent RNA Helicase Ddx48

(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
 ILE-239   LEU-240  3.5 3.6 -2.1 8.0 105.7 112.3 0.4
 LEU-240   VAL-241  2.9 2.3 18.0 30.4 65.5 76.4 9.9
 VAL-241   LYS-242  3.4 2.7 -160.6 -38.1 139.6 166.1 103.6
 LYS-242   ARG-243  4.9 2.4 -4.6 3.4 79.1 104.3 -0.8
 ARG-243   ASP-244  8.7 1.0 148.9 -24.0 71.1 73.9 -137.4
 ASP-244   GLU-245  9.2 4.4 120.2 -0.8 120.1 67.9 16.9
 GLU-245   LEU-246  8.3 6.6 142.0 27.3 159.4 69.9 65.5
 LEU-246   THR-247  9.4 10.3 176.8 -90.5 114.8 14.7 -115.8
 THR-247   LEU-248  13.0 11.5 -11.0 -9.6 72.2 86.6 -20.5
 LEU-248   GLU-249  14.1 15.2 -111.2 0.7 121.8 113.9 158.0

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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