Protease Do

(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-260   LYS-261  4.6 5.2 -10.6 -1.3 115.5 115.6 -11.7
 LYS-261   ARG-262  1.6 1.5 44.2 50.4 5.1 7.8 98.0
 ARG-262   GLY-263  1.4 1.3 15.6 -11.8 76.8 75.5 -1.1
 GLY-263   GLU-264  2.6 2.1 -116.3 70.1 143.9 141.5 -39.5
 GLU-264   LEU-265  5.1 3.0 -53.1 -59.3 116.8 90.6 -33.2
 LEU-265   GLY-266  7.0 6.1 90.5 -132.5 93.9 29.3 -37.4
 GLY-266   ILE-267  9.8 7.8 -95.7 -86.8 142.5 84.2 126.8

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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