ID LDH_THESW Reviewed; 311 AA.
AC Q7X5C9; I3VRS0;
DT 21-JUN-2004, integrated into UniProtKB/Swiss-Prot.
DT 31-OCT-2012, sequence version 2.
DT 27-MAR-2024, entry version 105.
DE RecName: Full=L-lactate dehydrogenase {ECO:0000255|HAMAP-Rule:MF_00488};
DE Short=L-LDH {ECO:0000255|HAMAP-Rule:MF_00488};
DE EC=1.1.1.27 {ECO:0000255|HAMAP-Rule:MF_00488};
GN Name=ldh {ECO:0000255|HAMAP-Rule:MF_00488}; OrderedLocusNames=Tsac_0179;
OS Thermoanaerobacterium saccharolyticum (strain DSM 8691 / JW/SL-YS485).
OC Bacteria; Bacillota; Clostridia; Thermoanaerobacterales;
OC Thermoanaerobacteraceae; Thermoanaerobacterium.
OX NCBI_TaxID=1094508;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC STRAIN=DSM 8691 / JW/SL-YS485;
RX PubMed=15007569; DOI=10.1007/s00253-004-1575-9;
RA Desai S.G., Guerinot M.L., Lynd L.R.;
RT "Cloning of l-lactate dehydrogenase and elimination of lactic acid
RT production via gene knockout in Thermoanaerobacterium saccharolyticum
RT JW/SL-YS485.";
RL Appl. Microbiol. Biotechnol. 65:600-605(2004).
RN [2]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 8691 / JW/SL-YS485;
RA Brown S.D., Land M.L., Herring C.D.;
RT "Thermoanaerobacterium saccharolyticum JW/SL-YS485.";
RL Submitted (DEC-2011) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the conversion of lactate to pyruvate.
CC {ECO:0000255|HAMAP-Rule:MF_00488}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(S)-lactate + NAD(+) = H(+) + NADH + pyruvate;
CC Xref=Rhea:RHEA:23444, ChEBI:CHEBI:15361, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:16651, ChEBI:CHEBI:57540, ChEBI:CHEBI:57945; EC=1.1.1.27;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00488};
CC -!- ACTIVITY REGULATION: Allosterically activated by fructose 1,6-
CC bisphosphate (FBP). {ECO:0000255|HAMAP-Rule:MF_00488}.
CC -!- PATHWAY: Fermentation; pyruvate fermentation to lactate; (S)-lactate
CC from pyruvate: step 1/1. {ECO:0000255|HAMAP-Rule:MF_00488}.
CC -!- SUBUNIT: Homotetramer. {ECO:0000255|HAMAP-Rule:MF_00488}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00488}.
CC -!- SIMILARITY: Belongs to the LDH/MDH superfamily. LDH family.
CC {ECO:0000255|HAMAP-Rule:MF_00488}.
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DR EMBL; AY278026; AAP34686.1; -; Genomic_DNA.
DR EMBL; CP003184; AFK85215.1; -; Genomic_DNA.
DR RefSeq; WP_014757138.1; NC_017992.1.
DR AlphaFoldDB; Q7X5C9; -.
DR SMR; Q7X5C9; -.
DR STRING; 1094508.Tsac_0179; -.
DR KEGG; tsh:Tsac_0179; -.
DR PATRIC; fig|1094508.3.peg.179; -.
DR eggNOG; COG0039; Bacteria.
DR UniPathway; UPA00554; UER00611.
DR Proteomes; UP000006178; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0004459; F:L-lactate dehydrogenase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006096; P:glycolytic process; IEA:UniProtKB-UniRule.
DR CDD; cd05292; LDH_2; 1.
DR Gene3D; 3.90.110.10; Lactate dehydrogenase/glycoside hydrolase, family 4, C-terminal; 1.
DR Gene3D; 3.40.50.720; NAD(P)-binding Rossmann-like Domain; 1.
DR HAMAP; MF_00488; Lactate_dehydrog; 1.
DR InterPro; IPR001557; L-lactate/malate_DH.
DR InterPro; IPR011304; L-lactate_DH.
DR InterPro; IPR018177; L-lactate_DH_AS.
DR InterPro; IPR022383; Lactate/malate_DH_C.
DR InterPro; IPR001236; Lactate/malate_DH_N.
DR InterPro; IPR015955; Lactate_DH/Glyco_Ohase_4_C.
DR InterPro; IPR036291; NAD(P)-bd_dom_sf.
DR NCBIfam; TIGR01771; L-LDH-NAD; 1.
DR PANTHER; PTHR43128; L-2-HYDROXYCARBOXYLATE DEHYDROGENASE (NAD(P)(+)); 1.
DR PANTHER; PTHR43128:SF16; L-LACTATE DEHYDROGENASE; 1.
DR Pfam; PF02866; Ldh_1_C; 1.
DR Pfam; PF00056; Ldh_1_N; 1.
DR PIRSF; PIRSF000102; Lac_mal_DH; 1.
DR PRINTS; PR00086; LLDHDRGNASE.
DR SUPFAM; SSF56327; LDH C-terminal domain-like; 1.
DR SUPFAM; SSF51735; NAD(P)-binding Rossmann-fold domains; 1.
DR PROSITE; PS00064; L_LDH; 1.
PE 3: Inferred from homology;
KW Allosteric enzyme; Cytoplasm; NAD; Oxidoreductase; Phosphoprotein.
FT CHAIN 1..311
FT /note="L-lactate dehydrogenase"
FT /id="PRO_0000168407"
FT ACT_SITE 173
FT /note="Proton acceptor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 12
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 33
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 38
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 63
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 77..78
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 80
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 86
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 99
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 116..118
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 118..121
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 141
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 146..149
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 151
FT /ligand="beta-D-fructose 1,6-bisphosphate"
FT /ligand_id="ChEBI:CHEBI:32966"
FT /ligand_note="allosteric activator"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 166
FT /ligand="beta-D-fructose 1,6-bisphosphate"
FT /ligand_id="ChEBI:CHEBI:32966"
FT /ligand_note="allosteric activator"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 228
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT MOD_RES 219
FT /note="Phosphotyrosine"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT CONFLICT 51
FT /note="P -> L (in Ref. 1; AAP34686)"
FT /evidence="ECO:0000305"
SQ SEQUENCE 311 AA; 33815 MW; BAFBDDF2455D9954 CRC64;
MSKVAIIGSG FVGATSAFTL ALSGTVTDIV LVDLNKDKAI GDALDISHGI PLIQPVNVYA
GDYKDVKGAD VIVVTAGAAQ KPGETRLDLV KKNTAIFKSM IPELLKYNDK AIYLIVTNPV
DILTYVTYKI SGLPWGRVFG SGTVLDSSRF RYLLSKHCNI DPRNVHGRII GEHGDTEFAA
WSITNISGIS FNEYCSICGR VCNTNFRKEV EEEVVNAAYK IIDKKGATYY AVAVAVRRIV
ECILRDENSI LTVSSPLNGQ YGVKDVSLSL PSIVGRNGVA RILDLPLSDE EVEKFRHSAS
VMADVIKQLD I
//
