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Overview

Uniprot IDO46560
Protein NamePyridoxal kinase
Gene NamePDXK
OrganismSus scrofa

Kla Sites from experimental identification

Position Flanking peptide
112 VDIVRELKQQNPRLV
268 NLKVACEKTVSAMHH

Function

Catalyzes the phosphorylation of the dietary vitamin B6 vitamers pyridoxal (PL), pyridoxine (PN) and pyridoxamine (PM) to form pyridoxal 5'-phosphate (PLP), pyridoxine 5'-phosphate (PNP) and pyridoxamine 5'-phosphate (PMP), respectively (Probable) (PubMed:9924807). PLP is the active form of vitamin B6, and acts as a cofactor for over 140 different enzymatic reactions (By similarity)

Protein Sequence

10 MQAGSWVVGG 20 GDSDSRVLSI 30 QSHVVRGYVG 40 NRAATFPLQV 50 LGFEVDAVNS 60 VQFSNHTGYA 70 HWKGQVLNSD 80 ELHALYEGLK 90 LNNVNQYDYV 100 LTGYTRDKSF 110 LAMVVDIVRE 120 LKQQNPRLVY 130 VCDPVMGDKW 140 DGEGSMYVPE 150 DLLPVYREKV 160 VPVADIITPN 170 QFEAELLTGR 180 RIHSEEEALA 190 VMDMLHAMGP 200 DTVVITSSDL 210 PSPRGKDYLI 220 ALGSQRTRSP 230 DGSVATQRIR 240 MEICKVDAVF 250 VGTGDLFAAM 260 LLAWTHKHPN 270 NLKVACEKTV 280 SAMHHVLRRT 290 IQCAKAKAGE 300 GLKPSPAQLE 310 LRMVQSKRDI 320 EDPEVVVQAT VL

Gene Ontology

Classification GO ID Description
Cellular Component GO:0005829 cytosol
Molecular Function GO:0005524 ATP binding
Molecular Function GO:0046872 metal ion binding
Molecular Function GO:0008478 pyridoxal kinase activity
Biological Process GO:0009443 pyridoxal 5'-phosphate salvage

Reference

[1] Fan S, Zhou R, Wen H, Ye H, Ma S et al.. Global profiling of protein lactylome in porcine granulosa cells.. J Ovarian Res 18(1):177. 2025 Aug 8. PMID: 40781717.