Fibritin, Fiber Protein

(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
 ILE-389   THR-390  26.9 26.7 -3.4 -2.4 105.8 110.5 -8.7
 THR-390   ILE-391  25.6 25.4 14.5 19.4 96.8 93.2 22.1
 ILE-391   GLY-392  26.4 26.1 104.7 -156.4 24.6 30.9 -54.4
 GLY-457   TYR-458  30.3 30.2 168.6 -69.8 107.9 108.8 -132.2
 TYR-458   ILE-459  27.6 28.0 8.0 28.0 51.2 62.7 123.9
 ILE-459   PRO-460  25.2 25.3 22.5 -19.3 110.2 118.3 -52.9

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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