Dna-Directed RNA Polymerase II Subunit 9

(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
 LEU-48   ILE-49  29.3 29.8 47.8 -50.7 90.7 91.1 29.3
 ILE-49   THR-50  31.1 31.4 -31.0 16.2 159.6 172.6 -169.6
 THR-50   ASN-51  30.3 30.3 30.0 -9.3 88.0 70.5 69.1
 ASN-51   ILE-52  32.6 31.2 -126.6 61.7 139.5 133.2 -456.4
 ILE-52   GLY-53  30.5 28.4 10.0 -114.1 90.3 109.9 325.0
 GLY-53   GLU-54  32.2 26.3 -125.4 64.7 156.8 78.0 -625.0
 GLU-54   THR-55  30.1 29.1 122.4 46.4 72.3 34.8 873.4
 THR-55   ALA-56  29.9 29.5 -51.3 -61.8 111.6 105.2 -331.1
 ALA-56   GLY-57  26.9 25.8 -14.9 148.5 178.1 105.7 1173.9
 GLY-57   VAL-58  25.7 24.4 -79.1 -21.2 110.2 116.7 -344.7
 VAL-58   VAL-59  27.1 27.6 -35.2 -31.6 146.3 162.5 -588.3
 VAL-59   GLN-60  24.6 26.1 159.2 -134.6 40.9 55.4 146.9

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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