ID PDXA_YERE8 Reviewed; 331 AA. AC A1JJF5; DT 05-FEB-2008, integrated into UniProtKB/Swiss-Prot. DT 06-FEB-2007, sequence version 1. DT 27-MAR-2024, entry version 95. DE RecName: Full=4-hydroxythreonine-4-phosphate dehydrogenase {ECO:0000255|HAMAP-Rule:MF_00536}; DE EC=1.1.1.262 {ECO:0000255|HAMAP-Rule:MF_00536}; DE AltName: Full=4-(phosphohydroxy)-L-threonine dehydrogenase {ECO:0000255|HAMAP-Rule:MF_00536}; GN Name=pdxA {ECO:0000255|HAMAP-Rule:MF_00536}; OrderedLocusNames=YE0631; OS Yersinia enterocolitica serotype O:8 / biotype 1B (strain NCTC 13174 / OS 8081). OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales; OC Yersiniaceae; Yersinia. OX NCBI_TaxID=393305; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=NCTC 13174 / 8081; RX PubMed=17173484; DOI=10.1371/journal.pgen.0020206; RA Thomson N.R., Howard S., Wren B.W., Holden M.T.G., Crossman L., RA Challis G.L., Churcher C., Mungall K., Brooks K., Chillingworth T., RA Feltwell T., Abdellah Z., Hauser H., Jagels K., Maddison M., Moule S., RA Sanders M., Whitehead S., Quail M.A., Dougan G., Parkhill J., RA Prentice M.B.; RT "The complete genome sequence and comparative genome analysis of the high RT pathogenicity Yersinia enterocolitica strain 8081."; RL PLoS Genet. 2:2039-2051(2006). CC -!- FUNCTION: Catalyzes the NAD(P)-dependent oxidation of 4-(phosphooxy)-L- CC threonine (HTP) into 2-amino-3-oxo-4-(phosphooxy)butyric acid which CC spontaneously decarboxylates to form 3-amino-2-oxopropyl phosphate CC (AHAP). {ECO:0000255|HAMAP-Rule:MF_00536}. CC -!- CATALYTIC ACTIVITY: CC Reaction=4-(phosphooxy)-L-threonine + NAD(+) = 3-amino-2-oxopropyl CC phosphate + CO2 + NADH; Xref=Rhea:RHEA:32275, ChEBI:CHEBI:16526, CC ChEBI:CHEBI:57279, ChEBI:CHEBI:57540, ChEBI:CHEBI:57945, CC ChEBI:CHEBI:58452; EC=1.1.1.262; Evidence={ECO:0000255|HAMAP- CC Rule:MF_00536}; CC -!- COFACTOR: CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105; Evidence={ECO:0000255|HAMAP- CC Rule:MF_00536}; CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420; Evidence={ECO:0000255|HAMAP- CC Rule:MF_00536}; CC Name=Co(2+); Xref=ChEBI:CHEBI:48828; Evidence={ECO:0000255|HAMAP- CC Rule:MF_00536}; CC Note=Binds 1 divalent metal cation per subunit. Can use ions such as CC Zn(2+), Mg(2+) or Co(2+). {ECO:0000255|HAMAP-Rule:MF_00536}; CC -!- PATHWAY: Cofactor biosynthesis; pyridoxine 5'-phosphate biosynthesis; CC pyridoxine 5'-phosphate from D-erythrose 4-phosphate: step 4/5. CC {ECO:0000255|HAMAP-Rule:MF_00536}. CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_00536}. CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00536}. CC -!- MISCELLANEOUS: The active site is located at the dimer interface. CC {ECO:0000255|HAMAP-Rule:MF_00536}. CC -!- SIMILARITY: Belongs to the PdxA family. {ECO:0000255|HAMAP- CC Rule:MF_00536}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; AM286415; CAL10743.1; -; Genomic_DNA. DR RefSeq; WP_005167004.1; NC_008800.1. DR RefSeq; YP_001004983.1; NC_008800.1. DR AlphaFoldDB; A1JJF5; -. DR SMR; A1JJF5; -. DR KEGG; yen:YE0631; -. DR PATRIC; fig|393305.7.peg.724; -. DR eggNOG; COG1995; Bacteria. DR HOGENOM; CLU_040168_1_0_6; -. DR OrthoDB; 9801783at2; -. DR UniPathway; UPA00244; UER00312. DR Proteomes; UP000000642; Chromosome. DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell. DR GO; GO:0050570; F:4-hydroxythreonine-4-phosphate dehydrogenase activity; IEA:UniProtKB-UniRule. DR GO; GO:0050897; F:cobalt ion binding; IEA:UniProtKB-UniRule. DR GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule. DR GO; GO:0051287; F:NAD binding; IEA:InterPro. DR GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule. DR GO; GO:0042823; P:pyridoxal phosphate biosynthetic process; IEA:UniProtKB-UniRule. DR GO; GO:0008615; P:pyridoxine biosynthetic process; IEA:UniProtKB-UniRule. DR Gene3D; 3.40.718.10; Isopropylmalate Dehydrogenase; 1. DR HAMAP; MF_00536; PdxA; 1. DR InterPro; IPR037510; PdxA. DR InterPro; IPR005255; PdxA_fam. DR NCBIfam; TIGR00557; pdxA; 1. DR PANTHER; PTHR30004; 4-HYDROXYTHREONINE-4-PHOSPHATE DEHYDROGENASE; 1. DR PANTHER; PTHR30004:SF5; 4-HYDROXYTHREONINE-4-PHOSPHATE DEHYDROGENASE; 1. DR Pfam; PF04166; PdxA; 1. DR SUPFAM; SSF53659; Isocitrate/Isopropylmalate dehydrogenase-like; 1. PE 3: Inferred from homology; KW Cobalt; Cytoplasm; Magnesium; Metal-binding; NAD; NADP; Oxidoreductase; KW Pyridoxine biosynthesis; Zinc. FT CHAIN 1..331 FT /note="4-hydroxythreonine-4-phosphate dehydrogenase" FT /id="PRO_1000061035" FT BINDING 137 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00536" FT BINDING 138 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00536" FT BINDING 167 FT /ligand="a divalent metal cation" FT /ligand_id="ChEBI:CHEBI:60240" FT /ligand_note="ligand shared between dimeric partners" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00536" FT BINDING 212 FT /ligand="a divalent metal cation" FT /ligand_id="ChEBI:CHEBI:60240" FT /ligand_note="ligand shared between dimeric partners" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00536" FT BINDING 267 FT /ligand="a divalent metal cation" FT /ligand_id="ChEBI:CHEBI:60240" FT /ligand_note="ligand shared between dimeric partners" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00536" FT BINDING 275 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00536" FT BINDING 284 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00536" FT BINDING 293 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_00536" SQ SEQUENCE 331 AA; 35361 MW; 52BF40C3951A4E59 CRC64; MQNHNNRIVI TPGEPAGVGP DLVIALAQQD WPVELVVCAD PALLLTRASQ LNLPLQLREY QQDKPALAQL AGTLTILPVK IAAEVIPGQL DVKNSHYVVE TLAKACDGAI SGEFAALVTG PVQKSIINDA GIPFIGHTEF FADRSHCSRV VMMLATEELR VALATTHLPL LAVPGAITQT SLHEVISILD NDLKTKFGIS QPQIYVCGLN PHAGEGGHMG HEEIETIIPA LATLRQQGIN LIGPLPADTL FQPKYLQHAD AVLAMYHDQG LPVLKYQGFG RAVNITLGLP FIRTSVDHGT ALELAATGTA DVGSFITALN LAIKMINNSN E //