Integrase

(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
 LYS-211   HIS-212  10.8 10.7 13.3 -0.5 80.2 85.7 -0.1
 HIS-212   TRP-213  11.0 11.1 1.2 14.8 86.4 97.4 -1.3
 TRP-213   ARG-214  7.6 8.0 -22.2 -170.4 56.0 38.6 -70.9
 ARG-214   PRO-215  5.4 5.9 -1.8 2.4 118.3 45.6 -2.6
 PRO-215   THR-216  2.9 8.7 14.2 51.9 116.8 152.9 126.7
 THR-216   VAL-217  2.2 8.5 -50.7 -13.3 122.1 55.3 3.7
 VAL-217   LEU-218  4.6 9.9 0.7 8.5 128.8 156.0 -6.9
 LEU-218   THR-219  6.6 9.3 10.8 9.8 64.2 118.5 3.3
 THR-219   GLU-220  10.2 8.9 -30.3 32.5 78.2 26.3 -3.2
 GLU-220   GLY-221  12.0 9.8 132.8 173.4 99.7 91.3 13.0

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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