ID PDXH_BLOFL Reviewed; 214 AA. AC Q7VR53; DT 24-JAN-2006, integrated into UniProtKB/Swiss-Prot. DT 01-OCT-2003, sequence version 1. DT 27-MAR-2024, entry version 112. DE RecName: Full=Pyridoxine/pyridoxamine 5'-phosphate oxidase {ECO:0000255|HAMAP-Rule:MF_01629}; DE EC=1.4.3.5 {ECO:0000255|HAMAP-Rule:MF_01629}; DE AltName: Full=PNP/PMP oxidase {ECO:0000255|HAMAP-Rule:MF_01629}; DE Short=PNPOx {ECO:0000255|HAMAP-Rule:MF_01629}; DE AltName: Full=Pyridoxal 5'-phosphate synthase {ECO:0000255|HAMAP-Rule:MF_01629}; GN Name=pdxH {ECO:0000255|HAMAP-Rule:MF_01629}; OrderedLocusNames=Bfl370; OS Blochmannia floridanus. OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales; OC Enterobacteriaceae; ant endosymbionts; Blochmannia. OX NCBI_TaxID=203907; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RX PubMed=12886019; DOI=10.1073/pnas.1533499100; RA Gil R., Silva F.J., Zientz E., Delmotte F., Gonzalez-Candelas F., RA Latorre A., Rausell C., Kamerbeek J., Gadau J., Hoelldobler B., RA van Ham R.C.H.J., Gross R., Moya A.; RT "The genome sequence of Blochmannia floridanus: comparative analysis of RT reduced genomes."; RL Proc. Natl. Acad. Sci. U.S.A. 100:9388-9393(2003). CC -!- FUNCTION: Catalyzes the oxidation of either pyridoxine 5'-phosphate CC (PNP) or pyridoxamine 5'-phosphate (PMP) into pyridoxal 5'-phosphate CC (PLP). {ECO:0000255|HAMAP-Rule:MF_01629}. CC -!- CATALYTIC ACTIVITY: CC Reaction=H2O + O2 + pyridoxamine 5'-phosphate = H2O2 + NH4(+) + CC pyridoxal 5'-phosphate; Xref=Rhea:RHEA:15817, ChEBI:CHEBI:15377, CC ChEBI:CHEBI:15379, ChEBI:CHEBI:16240, ChEBI:CHEBI:28938, CC ChEBI:CHEBI:58451, ChEBI:CHEBI:597326; EC=1.4.3.5; CC Evidence={ECO:0000255|HAMAP-Rule:MF_01629}; CC -!- CATALYTIC ACTIVITY: CC Reaction=O2 + pyridoxine 5'-phosphate = H2O2 + pyridoxal 5'-phosphate; CC Xref=Rhea:RHEA:15149, ChEBI:CHEBI:15379, ChEBI:CHEBI:16240, CC ChEBI:CHEBI:58589, ChEBI:CHEBI:597326; EC=1.4.3.5; CC Evidence={ECO:0000255|HAMAP-Rule:MF_01629}; CC -!- COFACTOR: CC Name=FMN; Xref=ChEBI:CHEBI:58210; Evidence={ECO:0000255|HAMAP- CC Rule:MF_01629}; CC Note=Binds 1 FMN per subunit. {ECO:0000255|HAMAP-Rule:MF_01629}; CC -!- PATHWAY: Cofactor metabolism; pyridoxal 5'-phosphate salvage; pyridoxal CC 5'-phosphate from pyridoxamine 5'-phosphate: step 1/1. CC {ECO:0000255|HAMAP-Rule:MF_01629}. CC -!- PATHWAY: Cofactor metabolism; pyridoxal 5'-phosphate salvage; pyridoxal CC 5'-phosphate from pyridoxine 5'-phosphate: step 1/1. CC {ECO:0000255|HAMAP-Rule:MF_01629}. CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_01629}. CC -!- SIMILARITY: Belongs to the pyridoxamine 5'-phosphate oxidase family. CC {ECO:0000255|HAMAP-Rule:MF_01629}. 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; BX248583; CAD83436.1; -; Genomic_DNA. DR AlphaFoldDB; Q7VR53; -. DR SMR; Q7VR53; -. DR STRING; 203907.Bfl370; -. DR KEGG; bfl:Bfl370; -. DR eggNOG; COG0259; Bacteria. DR HOGENOM; CLU_032263_2_2_6; -. DR UniPathway; UPA01068; UER00304. DR UniPathway; UPA01068; UER00305. DR Proteomes; UP000002192; Chromosome. DR GO; GO:0010181; F:FMN binding; IEA:UniProtKB-UniRule. DR GO; GO:0004733; F:pyridoxamine phosphate oxidase activity; IEA:UniProtKB-UniRule. DR GO; GO:0008615; P:pyridoxine biosynthetic process; IEA:UniProtKB-KW. DR HAMAP; MF_01629; PdxH; 1. DR InterPro; IPR000659; Pyridox_Oxase. DR InterPro; IPR019740; Pyridox_Oxase_CS. DR InterPro; IPR011576; Pyridox_Oxase_put. DR InterPro; IPR019576; Pyridoxamine_oxidase_dimer_C. DR InterPro; IPR012349; Split_barrel_FMN-bd. DR NCBIfam; TIGR00558; pdxH; 1. DR PANTHER; PTHR10851:SF0; PYRIDOXINE-5'-PHOSPHATE OXIDASE; 1. DR PANTHER; PTHR10851; PYRIDOXINE-5-PHOSPHATE OXIDASE; 1. DR Pfam; PF10590; PNP_phzG_C; 1. DR Pfam; PF01243; Putative_PNPOx; 1. DR PIRSF; PIRSF000190; Pyd_amn-ph_oxd; 1. DR SUPFAM; SSF50475; FMN-binding split barrel; 1. DR PROSITE; PS01064; PYRIDOX_OXIDASE; 1. PE 3: Inferred from homology; KW Flavoprotein; FMN; Oxidoreductase; Pyridoxine biosynthesis. FT CHAIN 1..214 FT /note="Pyridoxine/pyridoxamine 5'-phosphate oxidase" FT /id="PRO_0000167687" FT BINDING 11..14 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01629" FT BINDING 63..68 FT /ligand="FMN" FT /ligand_id="ChEBI:CHEBI:58210" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01629" FT BINDING 68 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01629" FT BINDING 78..79 FT /ligand="FMN" FT /ligand_id="ChEBI:CHEBI:58210" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01629" FT BINDING 84 FT /ligand="FMN" FT /ligand_id="ChEBI:CHEBI:58210" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01629" FT BINDING 85 FT /ligand="FMN" FT /ligand_id="ChEBI:CHEBI:58210" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01629" FT BINDING 107 FT /ligand="FMN" FT /ligand_id="ChEBI:CHEBI:58210" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01629" FT BINDING 125 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01629" FT BINDING 129 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01629" FT BINDING 142..143 FT /ligand="FMN" FT /ligand_id="ChEBI:CHEBI:58210" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01629" FT BINDING 187 FT /ligand="FMN" FT /ligand_id="ChEBI:CHEBI:58210" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01629" FT BINDING 193..195 FT /ligand="substrate" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01629" FT BINDING 197 FT /ligand="FMN" FT /ligand_id="ChEBI:CHEBI:58210" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01629" SQ SEQUENCE 214 AA; 25820 MW; 4288EFDB7B9116EB CRC64; MLELSKIHNL RREYISKQFR RSNLTKNPMH LFSKWLYEAY CQIPDPNAMC LSTVDHTGQP FQRLVLLKYF NDKTIVFFTH LNSRKAIHIN NNPKISLCFP WNIINRQIII TGSVYKISKK EAQKYFYTRP KNNQISTWAS KQSTIISSKK VLKNKFLKLK KKYFQKSVPF PHFWVGYKIN INSMEFWQGG IYRLHDRFLY KKNKKKWYIN RLSP //