SMTL ID : 4da5.1

Choline Kinase alpha acts through a double-displacement kinetic mechanism involving enzyme isomerisation, as determined through enzyme and inhibitor kinetics and structural biology

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

homo-dimer

Ligands

2 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 7 residues within 4Å: Chain A: R.270, Y.359, A.428, F.435, G.436, Y.437, M.438 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:Y.359, A:Y.437, A:M.438 Salt bridges: A:R.270 SO4.3: 7 residues within 4Å: Chain B: R.270, K.273, Y.359, G.436, Y.437, M.438, D.439 8 PLIP interactions: 8 interactions with chain B Hydrogen bonds: B:Y.359, B:G.436, B:Y.437, B:M.438, B:D.439, B:D.439 Salt bridges: B:R.270, B:K.273

2 x 0H7: (3R)-1-azabicyclo[2.2.2]oct-3-yl[bis(5-chlorothiophen-2-yl)]methanol(Non-covalent)

0H7.2: 11 residues within 4Å: Chain A: D.306, Q.308, G.310, E.349, Y.354, W.420, W.423, I.433, F.435, Y.437, Y.440 12 PLIP interactions: 12 interactions with chain A Hydrophobic interactions: A:W.420, A:W.423, A:W.423 Water bridges: A:Y.333, A:E.349 Salt bridges: A:D.306, A:E.349 pi-Stacking: A:Y.354, A:W.423, A:F.435 pi-Cation interactions: A:W.423 Halogen bonds: A:Y.437 0H7.4: 10 residues within 4Å: Chain B: D.306, Q.308, E.349, Y.354, W.420, W.423, I.433, F.435, Y.437, Y.440 9 PLIP interactions: 9 interactions with chain B Hydrophobic interactions: B:W.420, B:W.423, B:W.423, B:Y.440 Water bridges: B:N.345 Salt bridges: B:D.306, B:E.349 pi-Stacking: B:W.423, B:F.435

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Hudson, C.S. et al., Kinetic and mechanistic characterisation of Choline Kinase-alpha. Biochim.Biophys.Acta (2013)

Release Date

2013-04-17

Peptides

Choline kinase alpha: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Choline kinase alpha

Related Entries With Identical Sequence