ID   GHRB_KLEP3              Reviewed;         323 AA.
AC   B5XMZ4;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   25-NOV-2008, sequence version 1.
DT   25-MAY-2022, entry version 73.
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=KPK_0190;
OS   Klebsiella pneumoniae (strain 342).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Klebsiella/Raoultella group; Klebsiella.
OX   NCBI_TaxID=507522;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=342;
RX   PubMed=18654632; DOI=10.1371/journal.pgen.1000141;
RA   Fouts D.E., Tyler H.L., DeBoy R.T., Daugherty S., Ren Q., Badger J.H.,
RA   Durkin A.S., Huot H., Shrivastava S., Kothari S., Dodson R.J., Mohamoud Y.,
RA   Khouri H., Roesch L.F.W., Krogfelt K.A., Struve C., Triplett E.W.,
RA   Methe B.A.;
RT   "Complete genome sequence of the N2-fixing broad host range endophyte
RT   Klebsiella pneumoniae 342 and virulence predictions verified in mice.";
RL   PLoS Genet. 4:E1000141-E1000141(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; CP000964; ACI11687.1; -; Genomic_DNA.
DR   AlphaFoldDB; B5XMZ4; -.
DR   SMR; B5XMZ4; -.
DR   EnsemblBacteria; ACI11687; ACI11687; KPK_0190.
DR   KEGG; kpe:KPK_0190; -.
DR   HOGENOM; CLU_019796_1_2_6; -.
DR   OMA; KMKPNCI; -.
DR   OrthoDB; 1638924at2; -.
DR   Proteomes; UP000001734; 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..323
FT                   /note="Glyoxylate/hydroxypyruvate reductase B"
FT                   /id="PRO_1000187293"
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   323 AA;  35390 MW;  1B2F49FB5041EFBA CRC64;
     MKPSVILYKT LPDDLLQRLE EHFSVTQVKN LRPETVSQHA EAFAQAEGLL GSSEKVDAAL
     LEKMPKLRAT STVSVGYDNF DVEALNARRV LLMHTPTVLT ETVADTVMAL VLSTARRVVE
     VAERVKAGEW TKSIGPDWFG SDVHHKTLGI VGMGRIGMAL AQRAHFGFGM PILYNARRQH
     PQAEERFNAR YCDLDTLLQE ADFVCLILPL SEETHHLFGQ AQFAKMKSSA IFINAGRGPV
     VDEQALIAAL QAGEIHAAGL DVFEHEPLAK DSPLLTLPNV VALPHIGSAT HETRYNMAAC
     AVDNLIDALN GNVEKNCVNP QVK