Structure of PDB 2ddw Chain B

Receptor sequence
>2ddwB (length=261) Species: 562 (Escherichia coli) [Search protein sequence]
NDKSRALQADIVAVQSQVVYGSVGNSIAVPAIKQNGLNVFAVPTVLLSNT
PHYDTFYGGAIPDEWFSGYLRALQERDALRQLRAVTTGYMGTASQIKILA
EWLTALRKDHPDLLIMVDPVIGPDLPEAYRQYLLPLAQGITPNIFELEIL
TGKNCRDLDSAIAAAKSLLSDTLKWVVVTSASGNQEMQVVVVTADSVNVI
SHSRVKTDLKGTGDLFCAQLISGLLKGKALTDAVHRAGLRVLEVMRYTQQ
HESDELILPPL
3D structure
PDB2ddw Crystal structure of pyridoxal kinase from the Escherichia coli pdxK gene: implications for the classification of pyridoxal kinases.
ChainB
Resolution3.2 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 2.7.1.35: pyridoxal kinase.
Interaction with ligand
Site
#
Ligand Ligand
chain
Binding residues on receptor
(original residue number in PDB)
Binding residues on receptor
(residue number reindexed from 1)
Binding affinity
BS01 PXL B S23 P58 H59 D233 S16 P51 H52 D214
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0003824 catalytic activity
GO:0005524 ATP binding
GO:0008270 zinc ion binding
GO:0008478 pyridoxal kinase activity
GO:0008902 hydroxymethylpyrimidine kinase activity
GO:0016301 kinase activity
GO:0030170 pyridoxal phosphate binding
GO:0042803 protein homodimerization activity
GO:0046872 metal ion binding
Biological Process
GO:0009443 pyridoxal 5'-phosphate salvage
GO:0016310 phosphorylation
GO:0036172 thiamine salvage
GO:0042816 vitamin B6 metabolic process
Cellular Component
GO:0005829 cytosol

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Molecular Function

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Cellular Component
External links
PDB RCSB:2ddw, PDBe:2ddw, PDBj:2ddw
PDBsum2ddw
PubMed16740960
UniProtP40191|PDXK_ECOLI Pyridoxine/pyridoxal/pyridoxamine kinase (Gene Name=pdxK)

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