LDH_ACET2
ID LDH_ACET2 Reviewed; 317 AA.
AC Q8KQC4; A3DEA6;
DT 21-JUN-2004, integrated into UniProtKB/Swiss-Prot.
DT 17-APR-2007, sequence version 2.
DT 03-AUG-2022, entry version 122.
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=Cthe_1053;
OS Acetivibrio thermocellus (strain ATCC 27405 / DSM 1237 / JCM 9322 / NBRC
OS 103400 / NCIMB 10682 / NRRL B-4536 / VPI 7372) (Clostridium thermocellum).
OC Bacteria; Firmicutes; Clostridia; Eubacteriales; Oscillospiraceae;
OC Acetivibrio.
OX NCBI_TaxID=203119;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RA Ozkan M., Lynd L.R., Ozcengiz G.;
RT "L-lactate dehydrogenase gene of Clostridium thermocellum.";
RL Submitted (JUN-2002) to the EMBL/GenBank/DDBJ databases.
RN [2]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 27405 / DSM 1237 / JCM 9322 / NBRC 103400 / NCIMB 10682 / NRRL
RC B-4536 / VPI 7372;
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S.,
RA Chertkov O., Brettin T., Bruce D., Han C., Tapia R., Gilna P., Schmutz J.,
RA Larimer F., Land M., Hauser L., Kyrpides N., Mikhailova N., Wu J.H.D.,
RA Newcomb M., Richardson P.;
RT "Complete sequence of Clostridium thermocellum ATCC 27405.";
RL Submitted (FEB-2007) 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; AY098994; AAM29186.2; -; Genomic_DNA.
DR EMBL; CP000568; ABN52285.1; -; Genomic_DNA.
DR RefSeq; WP_003515661.1; NC_009012.1.
DR AlphaFoldDB; Q8KQC4; -.
DR SMR; Q8KQC4; -.
DR STRING; 203119.Cthe_1053; -.
DR EnsemblBacteria; ABN52285; ABN52285; Cthe_1053.
DR KEGG; cth:Cthe_1053; -.
DR eggNOG; COG0039; Bacteria.
DR HOGENOM; CLU_045401_1_1_9; -.
DR OMA; ASCAEYI; -.
DR OrthoDB; 870724at2; -.
DR UniPathway; UPA00554; UER00611.
DR Proteomes; UP000002145; 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 Gene3D; 3.90.110.10; -; 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 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; SSF51735; SSF51735; 1.
DR SUPFAM; SSF56327; SSF56327; 1.
DR TIGRFAMs; TIGR01771; L-LDH-NAD; 1.
DR PROSITE; PS00064; L_LDH; 1.
PE 3: Inferred from homology;
KW Allosteric enzyme; Cytoplasm; NAD; Oxidoreductase; Phosphoprotein;
KW Reference proteome.
FT CHAIN 1..317
FT /note="L-lactate dehydrogenase"
FT /id="PRO_0000168337"
FT ACT_SITE 179
FT /note="Proton acceptor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 18
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 39
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 44
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 69
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 83..84
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 86
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 92
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 122..124
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 124..127
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 147
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 152..155
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 157
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 172
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 234
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT MOD_RES 225
FT /note="Phosphotyrosine"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT CONFLICT 120..122
FT /note="LVV -> VA (in Ref. 1; AAM29186)"
FT /evidence="ECO:0000305"
FT CONFLICT 142..144
FT /note="NKV -> QI (in Ref. 1; AAM29186)"
FT /evidence="ECO:0000305"
FT CONFLICT 308
FT /note="L -> H (in Ref. 1; AAM29186)"
FT /evidence="ECO:0000305"
SQ SEQUENCE 317 AA; 35075 MW; E8A5D6AB5BE2E391 CRC64;
MNNNKVIKKV TVVGAGFVGS TTAYTLMLSG LISEIVLIDI NAKKADGEVM DLNHGMPFVR
PVEIYRGDYK DCAGSDIVII TAGANQKEGE TRIDLVKRNT EVFKNIINEI VKYNNDCILL
VVTNPVDILT YVTYKLSGFP KNKVIGSGTV LDTARFRYLL SEHVKVDARN VHAYIIGEHG
DTEVAAWSLA NIAGIPMDRY CDECHQCEEQ ISRNKIYESV KNAAYEIIRN KGATYYAVAL
AVRRIVEAIV RNENSILTVS SLLEGQYGLS DVCLSVPTIV GVNGIEEILN VPFNDEEIQL
LRKSGNTLKE IIKTLDI
