Photosystem II D1 Protease

(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
 THR-246   ARG-247  6.7 6.4 -1.3 4.6 117.9 118.0 14.0
 ARG-247   GLN-248  3.9 3.7 16.7 0.7 64.8 63.7 237.9
 GLN-248   LYS-249  5.8 5.8 14.6 -9.6 38.6 48.9 -26.2
 LYS-249   VAL-250  6.5 6.7 4.6 7.9 29.8 33.6 -97.1
 VAL-250   THR-251  5.1 4.8 30.6 -39.7 44.4 43.5 100.3
 THR-251   ILE-252  7.2 6.5 -42.6 42.4 143.0 150.0 -155.5
 ILE-252   ASN-253  5.3 4.5 -23.8 24.3 143.4 140.6 -51.1
 ASN-253   PRO-254  6.4 6.3 -16.5 18.8 122.1 127.5 166.8
 PRO-254   VAL-255  6.2 6.1 -9.6 6.0 156.3 155.3 -78.0

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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