Nucleolar RNA Helicase 2

(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
 VAL-397   ASP-398  15.9 17.1 6.8 24.5 126.8 126.6 -13.0
 ASP-398   LEU-399  13.2 14.4 104.8 -174.0 78.7 86.6 -1.7
 LEU-399   ILE-400  9.7 11.0 -1.8 -23.7 126.9 70.8 -1.2
 LYS-401   THR-402  8.1 9.7 -121.3 21.2 139.1 45.4 7.7
 THR-402   ALA-403  10.3 7.4 95.5 -111.5 47.7 73.0 -8.6
 ALA-403   ILE-404  7.9 4.8 91.6 45.0 106.6 76.7 -6.7
 ILE-404   THR-405  6.1 1.6 22.5 -175.0 91.9 128.7 -66.4
 THR-405   VAL-406  2.7 1.5 87.7 38.5 148.3 149.9 137.2
 VAL-406   GLU-407  2.3 1.3 1.7 -7.8 99.5 83.2 3.1

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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