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PDXH_VIBCH
ID   PDXH_VIBCH              Reviewed;         211 AA.
AC   Q9KKM4;
DT   10-JAN-2006, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-2000, sequence version 1.
DT   03-AUG-2022, entry version 113.
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=VC_A1079;
OS   Vibrio cholerae serotype O1 (strain ATCC 39315 / El Tor Inaba N16961).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Vibrionales; Vibrionaceae;
OC   Vibrio.
OX   NCBI_TaxID=243277;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 39315 / El Tor Inaba N16961;
RX   PubMed=10952301; DOI=10.1038/35020000;
RA   Heidelberg J.F., Eisen J.A., Nelson W.C., Clayton R.A., Gwinn M.L.,
RA   Dodson R.J., Haft D.H., Hickey E.K., Peterson J.D., Umayam L.A., Gill S.R.,
RA   Nelson K.E., Read T.D., Tettelin H., Richardson D.L., Ermolaeva M.D.,
RA   Vamathevan J.J., Bass S., Qin H., Dragoi I., Sellers P., McDonald L.A.,
RA   Utterback T.R., Fleischmann R.D., Nierman W.C., White O., Salzberg S.L.,
RA   Smith H.O., Colwell R.R., Mekalanos J.J., Venter J.C., Fraser C.M.;
RT   "DNA sequence of both chromosomes of the cholera pathogen Vibrio
RT   cholerae.";
RL   Nature 406:477-483(2000).
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;
CC         Evidence={ECO:0000255|HAMAP-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; AE003853; AAF96972.1; -; Genomic_DNA.
DR   PIR; C82381; C82381.
DR   RefSeq; NP_233460.1; NC_002506.1.
DR   RefSeq; WP_000365910.1; NZ_LT906615.1.
DR   AlphaFoldDB; Q9KKM4; -.
DR   SMR; Q9KKM4; -.
DR   STRING; 243277.VC_A1079; -.
DR   PRIDE; Q9KKM4; -.
DR   DNASU; 2611970; -.
DR   EnsemblBacteria; AAF96972; AAF96972; VC_A1079.
DR   GeneID; 57742425; -.
DR   KEGG; vch:VC_A1079; -.
DR   PATRIC; fig|243277.26.peg.3684; -.
DR   eggNOG; COG0259; Bacteria.
DR   HOGENOM; CLU_032263_2_2_6; -.
DR   OMA; PEPNAMV; -.
DR   BioCyc; VCHO:VCA1079-MON; -.
DR   UniPathway; UPA01068; UER00304.
DR   UniPathway; UPA01068; UER00305.
DR   Proteomes; UP000000584; Chromosome 2.
DR   GO; GO:0010181; F:FMN binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0004733; F:pyridoxamine-phosphate oxidase activity; IBA:GO_Central.
DR   GO; GO:0042823; P:pyridoxal phosphate biosynthetic process; IBA:GO_Central.
DR   GO; GO:0008615; P:pyridoxine biosynthetic process; IEA:UniProtKB-KW.
DR   Gene3D; 2.30.110.10; -; 1.
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   PANTHER; PTHR10851; PTHR10851; 1.
DR   Pfam; PF10590; PNP_phzG_C; 1.
DR   Pfam; PF01243; Putative_PNPOx; 1.
DR   PIRSF; PIRSF000190; Pyd_amn-ph_oxd; 1.
DR   TIGRFAMs; TIGR00558; pdxH; 1.
DR   PROSITE; PS01064; PYRIDOX_OXIDASE; 1.
PE   3: Inferred from homology;
KW   Flavoprotein; FMN; Oxidoreductase; Pyridoxine biosynthesis;
KW   Reference proteome.
FT   CHAIN           1..211
FT                   /note="Pyridoxine/pyridoxamine 5'-phosphate oxidase"
FT                   /id="PRO_0000167765"
FT   BINDING         7..10
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         60..65
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         65
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         75..76
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         81
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         82
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         104
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         122
FT                   /ligand="substrate"
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         139..140
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         184
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         190..192
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
FT   BINDING         194
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01629"
SQ   SEQUENCE   211 AA;  24363 MW;  27A1B55B0DEE098E CRC64;
     MDLSDIRREY IHGGLRRKDL QANPIDQFNL WLQQAIDANL SDPTAMTVAT VDEHGQPFQR
     IVLLKNVDDA GFVFYTNLGS RKAQHIAHNN KISLHFPWHP LERQVHITGV AEKLTAMENM
     KYFMSRPKES QIAAIASHQS SRISARGVLE GKYLELKQKF ANGEIPVPSF WGGYRIRPES
     LEFWQGGEHR LHDRFLYSRQ DDNWTVDRLA P
 
 
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