Dna-Directed RNA Polymerase II 140Kd Polypeptide

(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
 ARG-1150   LEU-1151  9.2 9.2 66.1 -78.1 38.8 30.3 -53.5
 LEU-1151   MET-1152  10.2 9.8 43.5 -63.8 77.4 77.3 22.1
 MET-1152   GLU-1153  9.5 9.5 121.6 37.7 121.3 143.8 -283.9
 GLU-1153   ALA-1154  12.6 10.1 -104.2 -86.1 65.5 59.1 603.6
 ALA-1154   SER-1155  12.3 12.2 -76.0 -28.0 108.9 130.2 -137.0
 SER-1155   ASP-1156  14.4 14.4 -115.3 -174.3 85.6 118.9 -17.8
 ASP-1156   ALA-1157  13.6 14.3 23.5 -78.9 34.6 86.3 -48.3
 ALA-1157   PHE-1158  12.1 12.8 -82.8 38.9 102.4 114.9 -16.7
 PHE-1158   ARG-1159  14.9 15.5 -1.9 -18.0 114.3 115.1 -10.0

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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