Type I Restriction-Modification Enzyme, S Subunit

(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
 LEU-202   MET-203  6.3 5.6 -14.7 14.3 67.0 52.9 -20.9
 MET-203   HIS-204  3.2 2.3 -9.0 -8.2 7.9 14.7 86.8
 HIS-204   LYS-205  2.9 3.2 -3.1 7.2 59.8 68.7 -7.3
 LYS-205   LEU-206  6.3 6.5 -19.5 6.1 88.9 78.6 15.5

Downloading Image

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


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-393   SER-394  6.0 5.9 -1.9 1.3 56.2 51.5 -0.2
 SER-394   ILE-395  4.8 4.7 -8.6 18.7 78.6 80.5 -18.6
 ILE-395   GLU-396  1.1 1.1 -10.8 -1.8 50.0 45.6 51.9
 GLU-396   LEU-397  3.1 2.8 0.0 -2.1 19.0 20.0 -0.2

Downloading Image

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