Crispr-Associated Endonuclease Cas9/csn1

(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
 ALA-711   GLN-712  15.8 15.3 12.2 -30.4 97.6 78.1 3.7
 GLN-712   VAL-713  13.2 12.9 161.3 3.4 91.8 69.9 98.9
 ASP-718   SER-719  10.7 6.1 -31.1 -9.1 95.0 137.9 -40.1
 SER-719   LEU-720  7.7 7.9 -152.1 -5.3 105.5 111.6 -34.3

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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