Structure of PDB 3keu Chain B Binding Site BS02

Receptor Information
>3keu Chain B (length=305) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ECRVLSIQSHVIRGYVGNRAATFPLQVLGFEIDAVNSVQFSNHTGYAHWK
GQVLNSDELQELYEGLRLNNMNKYDYVLTGYTRDKSFLAMVVDIVQELKQ
QNPRLVYVCDPVLGDKWDGEGSMYVPEDLLPVYKEKVVPLADIITPNQFE
AELLSGRKIHSQEEALRVMDMLHSMGPDTVVITSSDLPSPQGSNYLIVLG
SQRRRNPAGSVVMERIRMDIRKVDAVFVGTGDLFAAMLLAWTHKHPNNLK
VACEKTVSTLHHVLQRTIQCAKAQARPSPMQLELRMVQSKRDIEDPEIVV
QATVL
Ligand information
Ligand IDPLP
InChIInChI=1S/C8H10NO6P/c1-5-8(11)7(3-10)6(2-9-5)4-15-16(12,13)14/h2-3,11H,4H2,1H3,(H2,12,13,14)
InChIKeyNGVDGCNFYWLIFO-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341Cc1ncc(CO[P](O)(O)=O)c(C=O)c1O
OpenEye OEToolkits 1.5.0Cc1c(c(c(cn1)COP(=O)(O)O)C=O)O
ACDLabs 10.04O=P(O)(O)OCc1cnc(c(O)c1C=O)C
FormulaC8 H10 N O6 P
NamePYRIDOXAL-5'-PHOSPHATE;
VITAMIN B6 Phosphate
ChEMBLCHEMBL82202
DrugBankDB00114
ZINCZINC000001532514
PDB chain3keu Chain B Residue 500 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB3keu Crystal structure of PL kinase in complex with MgATP and PLP: Structural basis of severe induced MgATP substrate inhibition of the enzyme
Resolution2.1 Å
Binding residue
(original residue number in PDB)		S12 V19 V231 G232 T233 G234 D235
Binding residue
(residue number reindexed from 1)		S9 V16 V228 G229 T230 G231 D232
Annotation score3
Enzymatic activity
Enzyme Commision number 2.7.1.35: pyridoxal kinase.
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0005524 ATP binding
GO:0008270 zinc ion binding
GO:0008478 pyridoxal kinase activity
GO:0016301 kinase activity
GO:0016773 phosphotransferase activity, alcohol group as acceptor
GO:0030170 pyridoxal phosphate binding
GO:0030955 potassium ion binding
GO:0031402 sodium ion binding
GO:0031403 lithium ion binding
GO:0042803 protein homodimerization activity
GO:0046872 metal ion binding
Biological Process
GO:0009443 pyridoxal 5'-phosphate salvage
GO:0016310 phosphorylation
GO:0042816 vitamin B6 metabolic process
GO:0042817 pyridoxal metabolic process
GO:0042818 pyridoxamine metabolic process
GO:0042822 pyridoxal phosphate metabolic process
Cellular Component
GO:0005576 extracellular region
GO:0005634 nucleus
GO:0005654 nucleoplasm
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0034774 secretory granule lumen
GO:0035580 specific granule lumen
GO:0070062 extracellular exosome

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:3keu, PDBe:3keu, PDBj:3keu
PDBsum3keu
PubMed
UniProtO00764|PDXK_HUMAN Pyridoxal kinase (Gene Name=PDXK)

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