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 6.2 2.9 -8.0 131.5 131.0 15.5
 LYS-114   GLY-115  7.0 6.6 5.6 -17.9 106.8 105.1 35.0
 GLY-115   PRO-116  3.7 3.4 31.0 -18.9 92.3 100.1 10.6
 PRO-116   GLU-117  5.1 5.6 -68.6 52.1 27.2 30.8 73.4
 GLU-117   ILE-118  7.8 7.5 -8.0 1.6 93.6 91.7 -10.7

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  7.3 7.1 -24.0 3.7 114.8 110.3 -20.3
 ALA-219   VAL-220  4.7 4.4 -16.7 16.2 84.6 59.5 11.3
 VAL-220   SER-221  2.2 2.3 -51.6 19.0 74.1 63.1 79.2
 SER-221   GLU-222  5.2 5.1 6.8 8.7 155.2 153.1 -55.4

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