ID C4L3I8_EXISA Unreviewed; 318 AA.
AC C4L3I8;
DT 07-JUL-2009, integrated into UniProtKB/TrEMBL.
DT 07-JUL-2009, sequence version 1.
DT 27-MAR-2024, entry version 98.
DE RecName: Full=L-lactate dehydrogenase {ECO:0000256|ARBA:ARBA00012967, ECO:0000256|HAMAP-Rule:MF_00488};
DE Short=L-LDH {ECO:0000256|HAMAP-Rule:MF_00488};
DE EC=1.1.1.27 {ECO:0000256|ARBA:ARBA00012967, ECO:0000256|HAMAP-Rule:MF_00488};
GN Name=ldh {ECO:0000256|HAMAP-Rule:MF_00488};
GN OrderedLocusNames=EAT1b_0554 {ECO:0000313|EMBL:ACQ69486.1};
OS Exiguobacterium sp. (strain ATCC BAA-1283 / AT1b).
OC Bacteria; Bacillota; Bacilli; Bacillales;
OC Bacillales Family XII. Incertae Sedis; Exiguobacterium.
OX NCBI_TaxID=360911 {ECO:0000313|EMBL:ACQ69486.1, ECO:0000313|Proteomes:UP000000716};
RN [1] {ECO:0000313|EMBL:ACQ69486.1, ECO:0000313|Proteomes:UP000000716}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-1283 / AT1b {ECO:0000313|Proteomes:UP000000716};
RX PubMed=21460088; DOI=10.1128/JB.00303-11;
RA Vishnivetskaya T.A., Lucas S., Copeland A., Lapidus A., Glavina Del Rio T.,
RA Dalin E., Tice H., Bruce D.C., Goodwin L.A., Pitluck S., Saunders E.,
RA Brettin T., Detter C., Han C., Larimer F., Land M.L., Hauser L.J.,
RA Kyrpides N.C., Ovchinnikova G., Kathariou S., Ramaley R.F., Rodrigues D.F.,
RA Hendrix C., Richardson P., Tiedje J.M.;
RT "Complete genome sequence of the Thermophilic Bacterium Exiguobacterium sp.
RT AT1b.";
RL J. Bacteriol. 193:2880-2881(2011).
CC -!- FUNCTION: Catalyzes the conversion of lactate to pyruvate.
CC {ECO:0000256|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:0000256|ARBA:ARBA00001763, ECO:0000256|HAMAP-
CC Rule:MF_00488};
CC -!- ACTIVITY REGULATION: Allosterically activated by fructose 1,6-
CC bisphosphate (FBP). {ECO:0000256|HAMAP-Rule:MF_00488}.
CC -!- PATHWAY: Fermentation; pyruvate fermentation to lactate; (S)-lactate
CC from pyruvate: step 1/1. {ECO:0000256|ARBA:ARBA00004843,
CC ECO:0000256|HAMAP-Rule:MF_00488}.
CC -!- SUBUNIT: Homotetramer. {ECO:0000256|HAMAP-Rule:MF_00488}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00488}.
CC -!- SIMILARITY: Belongs to the LDH/MDH superfamily. LDH family.
CC {ECO:0000256|ARBA:ARBA00006054, ECO:0000256|HAMAP-Rule:MF_00488}.
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DR EMBL; CP001615; ACQ69486.1; -; Genomic_DNA.
DR RefSeq; WP_012726605.1; NC_012673.1.
DR AlphaFoldDB; C4L3I8; -.
DR STRING; 360911.EAT1b_0554; -.
DR KEGG; eat:EAT1b_0554; -.
DR eggNOG; COG0039; Bacteria.
DR HOGENOM; CLU_045401_1_1_9; -.
DR OrthoDB; 9802969at2; -.
DR UniPathway; UPA00554; UER00611.
DR Proteomes; UP000000716; 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; cd05291; HicDH_like; 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 {ECO:0000256|HAMAP-Rule:MF_00488};
KW Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00488};
KW NAD {ECO:0000256|HAMAP-Rule:MF_00488, ECO:0000256|PIRSR:PIRSR000102-3};
KW Oxidoreductase {ECO:0000256|HAMAP-Rule:MF_00488,
KW ECO:0000256|RuleBase:RU003369};
KW Phosphoprotein {ECO:0000256|HAMAP-Rule:MF_00488}.
FT DOMAIN 11..149
FT /note="Lactate/malate dehydrogenase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF00056"
FT DOMAIN 152..317
FT /note="Lactate/malate dehydrogenase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF02866"
FT ACT_SITE 182
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488,
FT ECO:0000256|PIRSR:PIRSR000102-1"
FT BINDING 16..21
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000102-3"
FT BINDING 20
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 41
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488,
FT ECO:0000256|PIRSR:PIRSR000102-3"
FT BINDING 46
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 72
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 86..87
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 89
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 95
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 102
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000102-3"
FT BINDING 108
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 125..127
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 127..130
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 150
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 155..158
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 160
FT /ligand="beta-D-fructose 1,6-bisphosphate"
FT /ligand_id="ChEBI:CHEBI:32966"
FT /ligand_note="allosteric activator"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 175
FT /ligand="beta-D-fructose 1,6-bisphosphate"
FT /ligand_id="ChEBI:CHEBI:32966"
FT /ligand_note="allosteric activator"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 236
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT MOD_RES 227
FT /note="Phosphotyrosine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
SQ SEQUENCE 318 AA; 35161 MW; 31BC494266D86FB0 CRC64;
METLNHAKVT RVALVGAGAV GASFAYQLTT ASLCEELVII DINKAKAEGE AMDLNHGVSF
ASSPMRVWAG DYSDCGVADI VVITAGAPQR PGETRLDLVE KNAKIMKSMI SDIMDSGFDG
IIIIASNPVD IMTHLAWKYS GLPKHRVFGS GTVLDTSRLR YMLGDYFNVD PRNCHAYIMG
EHGDTEFAAW SNARIYGKSV EQLLEEHDEY SWEDLEDIYV NVRDAAYHII ERKGATYYAI
GLGLLRLVKA VLRNENTLLT VGAHLDGEYG LHDIHIGVPA IINRQGVREV VEIELSQEEH
EKMQHSANVL MKTMEPVL
//
