Replicase Polyprotein 1Ab, Heavy Chain

(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-75   TYR-76  9.5 9.3 23.8 -10.7 66.1 63.8 47.3
 TYR-76   LYS-77  10.5 10.3 16.1 34.2 82.6 83.5 83.9
 LYS-77   GLN-78  9.9 10.4 26.6 -8.1 17.5 57.0 155.9
 GLN-78   ALA-79  8.2 7.6 -52.7 33.3 91.7 109.9 -76.1
 ALA-79   ARG-80  9.5 10.4 27.5 -52.0 64.7 24.7 -172.0
 ARG-80   SER-81  12.5 12.4 -13.9 84.9 51.9 85.5 -187.1
 SER-81   GLU-82  16.0 15.8 -48.5 -107.4 122.5 108.0 -467.7
 GLU-82   ASP-83  19.6 18.3 -62.4 -71.5 140.5 129.4 2006.7
 ASP-83   LYS-84  18.3 20.9 -144.3 21.2 159.3 164.5 -1196.2
 LYS-84   ARG-85  18.3 18.8 -28.4 6.0 110.8 107.6 -65.8
 ARG-85   ALA-86  16.8 17.7 -10.5 10.6 98.7 105.9 -28.5

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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