PDXB_WIGBR
ID PDXB_WIGBR Reviewed; 378 AA.
AC Q8D2P6;
DT 13-APR-2004, integrated into UniProtKB/Swiss-Prot.
DT 01-MAR-2003, sequence version 1.
DT 03-AUG-2022, entry version 98.
DE RecName: Full=Erythronate-4-phosphate dehydrogenase {ECO:0000255|HAMAP-Rule:MF_01825};
DE EC=1.1.1.290 {ECO:0000255|HAMAP-Rule:MF_01825};
GN Name=pdxB {ECO:0000255|HAMAP-Rule:MF_01825}; OrderedLocusNames=WIGBR3080;
OS Wigglesworthia glossinidia brevipalpis.
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Erwiniaceae; Wigglesworthia.
OX NCBI_TaxID=36870;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=12219091; DOI=10.1038/ng986;
RA Akman L., Yamashita A., Watanabe H., Oshima K., Shiba T., Hattori M.,
RA Aksoy S.;
RT "Genome sequence of the endocellular obligate symbiont of tsetse flies,
RT Wigglesworthia glossinidia.";
RL Nat. Genet. 32:402-407(2002).
CC -!- FUNCTION: Catalyzes the oxidation of erythronate-4-phosphate to 3-
CC hydroxy-2-oxo-4-phosphonooxybutanoate. {ECO:0000255|HAMAP-
CC Rule:MF_01825}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=4-phospho-D-erythronate + NAD(+) = (R)-3-hydroxy-2-oxo-4-
CC phosphooxybutanoate + H(+) + NADH; Xref=Rhea:RHEA:18829,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:57540, ChEBI:CHEBI:57945,
CC ChEBI:CHEBI:58538, ChEBI:CHEBI:58766; EC=1.1.1.290;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01825};
CC -!- PATHWAY: Cofactor biosynthesis; pyridoxine 5'-phosphate biosynthesis;
CC pyridoxine 5'-phosphate from D-erythrose 4-phosphate: step 2/5.
CC {ECO:0000255|HAMAP-Rule:MF_01825}.
CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_01825}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01825}.
CC -!- SIMILARITY: Belongs to the D-isomer specific 2-hydroxyacid
CC dehydrogenase family. PdxB subfamily. {ECO:0000255|HAMAP-
CC Rule:MF_01825}.
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DR EMBL; BA000021; BAC24454.1; -; Genomic_DNA.
DR RefSeq; WP_011070112.1; NC_004344.2.
DR AlphaFoldDB; Q8D2P6; -.
DR SMR; Q8D2P6; -.
DR STRING; 36870.25166264; -.
DR EnsemblBacteria; BAC24454; BAC24454; BAC24454.
DR KEGG; wbr:pdxB; -.
DR eggNOG; COG0111; Bacteria.
DR HOGENOM; CLU_019796_4_0_6; -.
DR OMA; SAPGCNA; -.
DR OrthoDB; 1638924at2; -.
DR UniPathway; UPA00244; UER00310.
DR Proteomes; UP000000562; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0033711; F:4-phosphoerythronate dehydrogenase activity; IEA:UniProtKB-EC.
DR GO; GO:0051287; F:NAD binding; IEA:InterPro.
DR GO; GO:0046983; F:protein dimerization activity; IEA:InterPro.
DR GO; GO:0008615; P:pyridoxine biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd12158; ErythrP_dh; 1.
DR Gene3D; 3.30.1370.170; -; 1.
DR HAMAP; MF_01825; PdxB; 1.
DR InterPro; IPR006139; D-isomer_2_OHA_DH_cat_dom.
DR InterPro; IPR029753; D-isomer_DH_CS.
DR InterPro; IPR029752; D-isomer_DH_CS1.
DR InterPro; IPR006140; D-isomer_DH_NAD-bd.
DR InterPro; IPR020921; Erythronate-4-P_DHase.
DR InterPro; IPR024531; Erythronate-4-P_DHase_dimer.
DR InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR InterPro; IPR038251; PdxB_dimer_sf.
DR Pfam; PF00389; 2-Hacid_dh; 1.
DR Pfam; PF02826; 2-Hacid_dh_C; 1.
DR Pfam; PF11890; DUF3410; 1.
DR SUPFAM; SSF51735; SSF51735; 1.
DR PROSITE; PS00065; D_2_HYDROXYACID_DH_1; 1.
DR PROSITE; PS00671; D_2_HYDROXYACID_DH_3; 1.
PE 3: Inferred from homology;
KW Cytoplasm; NAD; Oxidoreductase; Pyridoxine biosynthesis;
KW Reference proteome.
FT CHAIN 1..378
FT /note="Erythronate-4-phosphate dehydrogenase"
FT /id="PRO_0000075995"
FT ACT_SITE 207
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01825"
FT ACT_SITE 236
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01825"
FT ACT_SITE 253
FT /note="Proton donor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01825"
FT BINDING 45
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01825"
FT BINDING 66
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01825"
FT BINDING 146
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01825"
FT BINDING 231
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01825"
FT BINDING 256
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01825"
SQ SEQUENCE 378 AA; 42967 MW; 09A4377F1C77E36B CRC64;
MKILIDNNII FSYSLFKKIG KVNLINSIDI NAKNISGFDA LIIKSSTNVN ENLLKNSNIK
FIGSATSGKD HVDVDWLKKN KINFDFAPGC NSVAVAEYVF SSMLYFAYRD KFSLLKKTVG
IVGFGNIGKC LNKKLSAIGV KTILCDPILE EKNNIKLKSL NEIVQNSDII TLHVPLTYSG
KYPTWHLINK KILLDLKDNC ILINTSRGSV IDNNSLLNIL KEGKPIRVVL DVWENEPLIC
SKLLSLIDIG TPHIAGHSLE GKIKGTISIF NSLCNFVGKK NKKYFISSFI DPYEIEYISM
KGRIDQSKIY LLSLLSNNIL YDDHELRKNF NKKNCFVNLR NSYRKRREWS SLFIKSNNIL
FSNLLNKIGF NSKFFKEK