ID   PDXH_PSEA8              Reviewed;         215 AA.
AC   B7UXE2;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   10-FEB-2009, sequence version 1.
DT   02-SEP-2026, entry version 82.
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};
GN   OrderedLocusNames=PLES_42741;
OS   Pseudomonas aeruginosa (strain LESB58).
OC   Bacteria; Pseudomonadati; Pseudomonadota; Gammaproteobacteria;
OC   Pseudomonadales; Pseudomonadaceae; Pseudomonas.
OX   NCBI_TaxID=557722;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=LESB58;
RX   PubMed=19047519; DOI=10.1101/gr.086082.108;
RA   Winstanley C., Langille M.G.I., Fothergill J.L., Kukavica-Ibrulj I.,
RA   Paradis-Bleau C., Sanschagrin F., Thomson N.R., Winsor G.L., Quail M.A.,
RA   Lennard N., Bignell A., Clarke L., Seeger K., Saunders D., Harris D.,
RA   Parkhill J., Hancock R.E.W., Brinkman F.S.L., Levesque R.C.;
RT   "Newly introduced genomic prophage islands are critical determinants of in
RT   vivo competitiveness in the Liverpool epidemic strain of Pseudomonas
RT   aeruginosa.";
RL   Genome Res. 19:12-23(2009).
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=pyridoxamine 5'-phosphate + O2 + H2O = pyridoxal 5'-phosphate
CC         + H2O2 + NH4(+); 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=pyridoxine 5'-phosphate + O2 = pyridoxal 5'-phosphate + H2O2;
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}.
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DR   EMBL; FM209186; CAW29029.1; -; Genomic_DNA.
DR   RefSeq; WP_003082041.1; NC_011770.1.
DR   AlphaFoldDB; B7UXE2; -.
DR   SMR; B7UXE2; -.
DR   KEGG; pag:PLES_42741; -.
DR   HOGENOM; CLU_032263_2_2_6; -.
DR   UniPathway; UPA01068; UER00304.
DR   UniPathway; UPA01068; UER00305.
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:InterPro.
DR   FunFam; 2.30.110.10:FF:000011; Chromosome 7, whole genome shotgun sequence; 1.
DR   Gene3D; 2.30.110.10; Electron Transport, Fmn-binding Protein, Chain A; 1.
DR   HAMAP; MF_01629; PdxH; 1.
DR   InterPro; IPR000659; Pyridox_Oxase.
DR   InterPro; IPR019740; Pyridox_Oxase_CS.
DR   InterPro; IPR011576; Pyridox_Oxase_N.
DR   InterPro; IPR019576; Pyridoxamine_oxidase_dimer_C.
DR   InterPro; IPR012349; Split_barrel_FMN-bd.
DR   NCBIfam; TIGR00558; pdxH; 1.
DR   NCBIfam; NF004231; PRK05679.1; 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; PNPOx_N; 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..215
FT                   /note="Pyridoxine/pyridoxamine 5'-phosphate oxidase"
FT                   /id="PRO_1000186325"
FT   BINDING         9..12
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         64..69
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         69
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         79..80
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         86
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         108
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         126
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         130
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         134
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         143..144
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         188
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         194..196
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         198
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
SQ   SEQUENCE   215 AA;  24848 MW;  8E89CDE3913FA1A4 CRC64;
     MTQSLADMRR EYTRDGLSEA NAPSDPFSLF RQWFDDAVKT ERLPVEPNAM TLATVDADGY
     PHCRILLLKG LDERGFTFFT NYESAKGRQL AANPRAAMTF FWPALERQVR IEGSVEKVTP
     EESDAYYQVR PLGSRLGAWA SPQSRVIADR AELERLLAET ERRFADQPPS CPEHWGGYRL
     LPQRIEFWQG RPSRLHDRLD YRRQDGGWSR ERLAP
//