Cytochrome B6-F Complex Iron-Sulfur Subunit

(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-39   LYS-40  13.6 13.7 1.5 -0.7 131.6 131.7 -2.8
 LYS-40   TYR-41  13.0 13.1 -0.8 -0.6 93.2 92.6 5.0
 TYR-41   PHE-42  9.6 9.7 3.4 -1.2 125.7 125.1 -5.3
 PHE-42   ILE-43  8.2 8.3 -2.1 -0.1 15.7 15.6 17.7
 ILE-43   PRO-44  9.1 9.1 -9.5 36.9 77.9 84.3 -159.6
 PRO-44   PRO-45  6.5 6.2 50.9 -17.0 111.8 85.3 -175.3
 PRO-45   SER-46  8.6 7.6 -42.7 82.8 27.6 22.8 -439.7
 SER-46   GLY-47  9.3 9.7 59.1 -33.1 84.4 104.3 107.1
 GLY-47   GLY-48  12.0 10.7 75.5 155.9 151.8 107.6 1050.5
 GLY-48   ALA-49  14.0 14.1 -127.1 111.3 38.6 2.7 161.2
 ALA-49   VAL-50  12.3 15.1 110.8 -28.1 118.8 109.9 -594.7
 VAL-50   GLY-51  10.5 16.9 7.6 -70.0 90.4 59.3 -326.9
 GLY-51   GLY-52  11.4 15.2 -95.7 104.0 139.6 104.3 102.7
 GLY-52   GLY-53  9.5 12.0 150.9 159.3 107.4 108.0 123.2
 GLY-53   THR-54  10.4 10.3 -20.4 2.5 7.9 7.7 241.2
 THR-54   THR-55  11.2 11.2 0.0 0.3 57.9 58.7 -10.0
 THR-55   ALA-56  14.2 14.2 0.0 0.5 72.5 72.0 7.6
 ALA-56   LYS-57  12.3 12.3 1.1 -1.4 45.3 44.9 -1.5
 LYS-57   ASP-58  12.9 12.9 -1.3 1.6 80.5 81.0 6.9
 ASP-58   LYS-59  13.3 13.3 -1.3 0.7 145.2 145.5 4.3

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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