Pyruvate Kinase, M2 Isozyme

(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
 THR-113   LYS-114  4.6 4.4 2.2 -3.1 137.3 135.4 5.7
 LYS-114   GLY-115  5.8 5.7 -2.9 -13.6 69.0 66.0 50.9
 GLY-115   PRO-116  3.4 3.6 17.0 -11.6 99.2 109.5 28.8
 PRO-116   GLU-117  6.0 6.6 -67.1 55.9 23.4 28.7 44.3
 GLU-117   ILE-118  8.3 7.7 -18.2 9.0 86.9 89.0 -22.6

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
 ASP-216   LEU-217  13.3 13.7 -7.6 -13.9 43.6 40.1 74.1
 LEU-217   PRO-218  11.1 11.1 -7.0 -15.6 47.8 65.2 46.3
 PRO-218   ALA-219  9.5 9.2 -4.8 -10.0 107.8 102.3 -10.7
 ALA-219   VAL-220  6.7 5.9 1.7 3.7 98.9 136.8 -20.8
 VAL-220   SER-221  4.3 4.7 -68.4 20.8 79.2 57.2 76.9
 SER-221   GLU-222  6.5 7.0 11.1 3.7 159.3 153.5 -48.8

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