ID   GHRB_ECOHS              Reviewed;         324 AA.
AC   A8A609;
DT   02-SEP-2008, integrated into UniProtKB/Swiss-Prot.
DT   23-OCT-2007, sequence version 1.
DT   25-MAY-2022, entry version 84.
DE   RecName: Full=Glyoxylate/hydroxypyruvate reductase B {ECO:0000255|HAMAP-Rule:MF_01667};
DE            EC=1.1.1.79 {ECO:0000255|HAMAP-Rule:MF_01667};
DE            EC=1.1.1.81 {ECO:0000255|HAMAP-Rule:MF_01667};
GN   Name=ghrB {ECO:0000255|HAMAP-Rule:MF_01667}; OrderedLocusNames=EcHS_A3754;
OS   Escherichia coli O9:H4 (strain HS).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=331112;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=HS;
RX   PubMed=18676672; DOI=10.1128/jb.00619-08;
RA   Rasko D.A., Rosovitz M.J., Myers G.S.A., Mongodin E.F., Fricke W.F.,
RA   Gajer P., Crabtree J., Sebaihia M., Thomson N.R., Chaudhuri R.,
RA   Henderson I.R., Sperandio V., Ravel J.;
RT   "The pangenome structure of Escherichia coli: comparative genomic analysis
RT   of E. coli commensal and pathogenic isolates.";
RL   J. Bacteriol. 190:6881-6893(2008).
CC   -!- FUNCTION: Catalyzes the NADPH-dependent reduction of glyoxylate and
CC       hydroxypyruvate into glycolate and glycerate, respectively.
CC       {ECO:0000255|HAMAP-Rule:MF_01667}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=glycolate + NADP(+) = glyoxylate + H(+) + NADPH;
CC         Xref=Rhea:RHEA:10992, ChEBI:CHEBI:15378, ChEBI:CHEBI:29805,
CC         ChEBI:CHEBI:36655, ChEBI:CHEBI:57783, ChEBI:CHEBI:58349; EC=1.1.1.79;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01667};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(R)-glycerate + NAD(+) = 3-hydroxypyruvate + H(+) + NADH;
CC         Xref=Rhea:RHEA:17905, ChEBI:CHEBI:15378, ChEBI:CHEBI:16659,
CC         ChEBI:CHEBI:17180, ChEBI:CHEBI:57540, ChEBI:CHEBI:57945; EC=1.1.1.81;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01667};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(R)-glycerate + NADP(+) = 3-hydroxypyruvate + H(+) + NADPH;
CC         Xref=Rhea:RHEA:18657, ChEBI:CHEBI:15378, ChEBI:CHEBI:16659,
CC         ChEBI:CHEBI:17180, ChEBI:CHEBI:57783, ChEBI:CHEBI:58349; EC=1.1.1.81;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01667};
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_01667}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01667}.
CC   -!- SIMILARITY: Belongs to the D-isomer specific 2-hydroxyacid
CC       dehydrogenase family. GhrB subfamily. {ECO:0000255|HAMAP-
CC       Rule:MF_01667}.
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DR   EMBL; CP000802; ABV07963.1; -; Genomic_DNA.
DR   RefSeq; WP_000805035.1; NC_009800.1.
DR   AlphaFoldDB; A8A609; -.
DR   SMR; A8A609; -.
DR   KEGG; ecx:EcHS_A3754; -.
DR   HOGENOM; CLU_019796_1_2_6; -.
DR   OMA; KMKPNCI; -.
DR   Proteomes; UP000001123; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-UniRule.
DR   GO; GO:0008465; F:glycerate dehydrogenase activity; IEA:RHEA.
DR   GO; GO:0030267; F:glyoxylate reductase (NADP+) activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0016618; F:hydroxypyruvate reductase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0051287; F:NAD binding; IEA:InterPro.
DR   HAMAP; MF_01667; 2_Hacid_dh_C_GhrB; 1.
DR   InterPro; IPR006139; D-isomer_2_OHA_DH_cat_dom.
DR   InterPro; IPR029753; D-isomer_DH_CS.
DR   InterPro; IPR006140; D-isomer_DH_NAD-bd.
DR   InterPro; IPR023756; Glyo/OHPyrv_Rdtase_B.
DR   InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR   Pfam; PF00389; 2-Hacid_dh; 1.
DR   Pfam; PF02826; 2-Hacid_dh_C; 1.
DR   SUPFAM; SSF51735; SSF51735; 1.
DR   PROSITE; PS00670; D_2_HYDROXYACID_DH_2; 1.
DR   PROSITE; PS00671; D_2_HYDROXYACID_DH_3; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; NAD; NADP; Oxidoreductase.
FT   CHAIN           1..324
FT                   /note="Glyoxylate/hydroxypyruvate reductase B"
FT                   /id="PRO_0000348391"
FT   ACT_SITE        237
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01667"
FT   ACT_SITE        266
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01667"
FT   ACT_SITE        285
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01667"
SQ   SEQUENCE   324 AA;  35324 MW;  28813112F8FC3ADB CRC64;
     MKPSVILYKA LPDDLLQRLQ EHFTVHQVAN LSPQTVEQNA AIFAEAEGLL GSNENVDAAL
     LEKMPKLRAT STISVGYDNF DVDALTARKI LLMHTPTVLT ETVADTLMAL VLSTARRVVE
     VAERVKAGGW TASIGPDWYG TDVHHKTLGI VGMGRIGMAL AQRAHFGFNM PILYNARRHH
     KEAEERFNAR YCDLDTLLQE SDFVCLILPL TDETHHLFGA EQFAKMKSSA IFINAGRGPV
     VDENALIAAL QKGEIHAAGL DVFEQEPLSV DSPLLSMANV VAVPHIGSAT HETRYGMAAC
     AVDNLIDALQ GKVEKNCVNP HVAD