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  6.4 6.1 4.3 -9.3 131.5 130.9 13.6
 LYS-114   GLY-115  7.0 6.6 5.9 -17.9 106.9 105.1 37.5
 GLY-115   PRO-116  3.7 3.4 27.9 -16.3 92.3 100.0 10.6
 PRO-116   GLU-117  5.1 5.6 -68.5 52.6 27.2 30.0 70.6
 GLU-117   ILE-118  7.8 7.6 -6.5 -0.4 93.6 92.4 -9.8

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


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
 PRO-218   ALA-219  7.4 7.2 -23.4 3.4 114.8 109.9 -19.9
 ALA-219   VAL-220  4.7 4.5 -17.7 17.3 84.5 60.3 10.4
 VAL-220   SER-221  2.2 2.4 -51.7 18.3 74.1 63.4 78.4
 SER-221   GLU-222  5.2 5.1 5.8 9.3 155.3 152.4 -53.5

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