RNA Polymerase II Mediator Complex Protein Med7

(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-161   LEU-162  13.1 12.9 -0.9 14.9 116.1 115.7 62.5
 LEU-162   ASN-163  10.7 10.3 -47.7 48.5 80.2 70.8 0.5
 ASN-163   GLU-164  11.3 10.7 -16.3 16.9 29.6 27.3 -26.9
 GLU-164   TYR-165  10.1 9.9 -15.8 0.4 93.4 91.7 3.3
 TYR-165   ARG-166  6.7 6.5 6.2 -10.5 83.4 73.3 -50.7
 ARG-166   PRO-167  6.9 6.1 12.3 -14.5 133.9 127.8 25.1
 PRO-167   HIS-168  6.0 5.5 3.6 12.4 80.6 88.6 8.0
 HIS-168   GLN-169  2.3 1.8 -5.9 -7.1 148.8 143.9 -93.0
 GLN-169   SER-170  2.9 1.6 16.1 -11.5 97.3 86.1 48.5
 SER-170   ARG-171  6.0 5.2 6.5 -1.2 115.6 120.9 9.7
 ARG-171   GLU-172  5.3 5.2 10.8 0.0 47.8 52.9 76.2
 GLU-172   SER-173  4.7 4.9 -4.2 9.9 131.6 130.9 16.0

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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