ID A0A011PDD5_9PROT Unreviewed; 185 AA.
AC A0A011PDD5;
DT 11-JUN-2014, integrated into UniProtKB/TrEMBL.
DT 11-JUN-2014, sequence version 1.
DT 24-JAN-2024, entry version 34.
DE RecName: Full=Pyridoxine 5'-phosphate synthase {ECO:0000256|HAMAP-Rule:MF_00279};
DE Short=PNP synthase {ECO:0000256|HAMAP-Rule:MF_00279};
DE EC=2.6.99.2 {ECO:0000256|HAMAP-Rule:MF_00279};
GN Name=pdxJ {ECO:0000256|HAMAP-Rule:MF_00279,
GN ECO:0000313|EMBL:EXI75092.1};
GN ORFNames=AW07_01327 {ECO:0000313|EMBL:EXI75092.1};
OS Candidatus Accumulibacter sp. SK-11.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Candidatus Accumulibacter.
OX NCBI_TaxID=1454000 {ECO:0000313|EMBL:EXI75092.1, ECO:0000313|Proteomes:UP000020226};
RN [1] {ECO:0000313|EMBL:EXI75092.1, ECO:0000313|Proteomes:UP000020226}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SK-11 {ECO:0000313|Proteomes:UP000020226};
RA Skennerton C.T., Barr J.J., Slater F.R., Bond P.L., Tyson G.W.;
RT "Expanding our view of genomic diversity in Candidatus Accumulibacter
RT clades.";
RL Submitted (FEB-2014) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the complicated ring closure reaction between the
CC two acyclic compounds 1-deoxy-D-xylulose-5-phosphate (DXP) and 3-amino-
CC 2-oxopropyl phosphate (1-amino-acetone-3-phosphate or AAP) to form
CC pyridoxine 5'-phosphate (PNP) and inorganic phosphate.
CC {ECO:0000256|HAMAP-Rule:MF_00279}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=1-deoxy-D-xylulose 5-phosphate + 3-amino-2-oxopropyl phosphate
CC = H(+) + 2 H2O + phosphate + pyridoxine 5'-phosphate;
CC Xref=Rhea:RHEA:15265, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:57279, ChEBI:CHEBI:57792,
CC ChEBI:CHEBI:58589; EC=2.6.99.2; Evidence={ECO:0000256|HAMAP-
CC Rule:MF_00279};
CC -!- PATHWAY: Cofactor biosynthesis; pyridoxine 5'-phosphate biosynthesis;
CC pyridoxine 5'-phosphate from D-erythrose 4-phosphate: step 5/5.
CC {ECO:0000256|HAMAP-Rule:MF_00279}.
CC -!- SUBUNIT: Homooctamer; tetramer of dimers. {ECO:0000256|HAMAP-
CC Rule:MF_00279}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00279}.
CC -!- SIMILARITY: Belongs to the PNP synthase family. {ECO:0000256|HAMAP-
CC Rule:MF_00279}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_00279}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EXI75092.1}.
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DR EMBL; JFAW01000007; EXI75092.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A011PDD5; -.
DR STRING; 1454000.AW07_01327; -.
DR PATRIC; fig|1454000.3.peg.1100; -.
DR UniPathway; UPA00244; UER00313.
DR Proteomes; UP000020226; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0033856; F:pyridoxine 5'-phosphate synthase activity; IEA:UniProtKB-EC.
DR GO; GO:0008615; P:pyridoxine biosynthetic process; IEA:UniProtKB-UniRule.
DR Gene3D; 3.20.20.70; Aldolase class I; 1.
DR HAMAP; MF_00279; PdxJ; 1.
DR InterPro; IPR013785; Aldolase_TIM.
DR InterPro; IPR004569; PyrdxlP_synth_PdxJ.
DR InterPro; IPR036130; Pyridoxine-5'_phos_synth.
DR PANTHER; PTHR30456; PYRIDOXINE 5'-PHOSPHATE SYNTHASE; 1.
DR PANTHER; PTHR30456:SF0; PYRIDOXINE 5'-PHOSPHATE SYNTHASE; 1.
DR Pfam; PF03740; PdxJ; 1.
DR SUPFAM; SSF63892; Pyridoxine 5'-phosphate synthase; 1.
PE 3: Inferred from homology;
KW Cytoplasm {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_00279};
KW Pyridoxine biosynthesis {ECO:0000256|ARBA:ARBA00023096, ECO:0000256|HAMAP-
KW Rule:MF_00279}; Reference proteome {ECO:0000313|Proteomes:UP000020226};
KW Transferase {ECO:0000256|HAMAP-Rule:MF_00279, ECO:0000313|EMBL:EXI75092.1}.
FT ACT_SITE 128
FT /note="Proton donor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00279"
FT BINDING 30
FT /ligand="1-deoxy-D-xylulose 5-phosphate"
FT /ligand_id="ChEBI:CHEBI:57792"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00279"
FT BINDING 129
FT /ligand="3-amino-2-oxopropyl phosphate"
FT /ligand_id="ChEBI:CHEBI:57279"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00279"
FT BINDING 150..151
FT /ligand="3-amino-2-oxopropyl phosphate"
FT /ligand_id="ChEBI:CHEBI:57279"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00279"
FT SITE 81
FT /note="Transition state stabilizer"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00279"
SQ SEQUENCE 185 AA; 20038 MW; 7C6F7D623989DF90 CRC64;
MAATDEMVAI ACRIRPQMAM LVPEGRHEVT TEGGLDVVAQ QGRLRQVVAR LADAGIVSSV
FINAELAQVE AAAAVGARVC EIHTGPYAHA FYTQGRDPES PAVLAELEQV RVAGEAIRQL
GMRFNAGHAL NYFNVQPVAQ LGGIRELHIG HAIISRAVFV GLREAVREMK RLLREAQAQA
RARIL
//