ID K6U9N2_9CLOT Unreviewed; 319 AA.
AC K6U9N2;
DT 09-JAN-2013, integrated into UniProtKB/TrEMBL.
DT 09-JAN-2013, sequence version 1.
DT 27-MAR-2024, entry version 55.
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 ORFNames=A370_03601 {ECO:0000313|EMBL:EKQ53854.1};
OS Clostridium sp. Maddingley MBC34-26.
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Clostridiaceae;
OC Clostridium.
OX NCBI_TaxID=1196322 {ECO:0000313|EMBL:EKQ53854.1, ECO:0000313|Proteomes:UP000001325};
RN [1] {ECO:0000313|EMBL:EKQ53854.1, ECO:0000313|Proteomes:UP000001325}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Maddingley MBC34-26 {ECO:0000313|Proteomes:UP000001325};
RX PubMed=23405323;
RA Rosewarne C.P., Greenfield P., Li D., Tran-Dinh N., Bradbury M.I.,
RA Midgley D.J., Hendry P.;
RT "Draft Genome Sequence of Clostridium sp. Maddingley, Isolated from Coal-
RT Seam Gas Formation Water.";
RL Genome Announc. 1:E00081-12(2013).
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}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_00488}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:EKQ53854.1}.
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DR EMBL; ALXI01000111; EKQ53854.1; -; Genomic_DNA.
DR AlphaFoldDB; K6U9N2; -.
DR STRING; 1196322.A370_03601; -.
DR PATRIC; fig|1196322.3.peg.3516; -.
DR eggNOG; COG0039; Bacteria.
DR UniPathway; UPA00554; UER00611.
DR Proteomes; UP000001325; Unassembled WGS sequence.
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 {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};
KW Reference proteome {ECO:0000313|Proteomes:UP000001325}.
FT DOMAIN 7..143
FT /note="Lactate/malate dehydrogenase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF00056"
FT DOMAIN 147..316
FT /note="Lactate/malate dehydrogenase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF02866"
FT ACT_SITE 177
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488,
FT ECO:0000256|PIRSR:PIRSR000102-1"
FT BINDING 12..17
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000102-3"
FT BINDING 16
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 37
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 42
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 81..82
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 84
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 90
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 97
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000102-3"
FT BINDING 120..122
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 122..125
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 145
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 150..153
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 155
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 170
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 232
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT MOD_RES 223
FT /note="Phosphotyrosine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
SQ SEQUENCE 319 AA; 34948 MW; DC98696D2204C103 CRC64;
MVERRRKISV IGAGFVGATT AYALMNSGVA TEICLFDINM DKAMGEVMDL VHGTSFVKPV
SIYAGSIEET KDSDIVIITA GAAQKEGETR LDLIEKNYNI FKGFVPQIAA ASPNAILLVV
SNPCDVLAYI TYKLSGFPKE RVIASGTVLD TSRLKYVIGK YFNVNNNNIH AYVLGEHGDS
EVVSWSTASI AGGSFEEYAK KFNLEWDNDV KAVIESDVKN AAYEIISRKN ATYFAVALAV
NRIVEAILRD ENTILTVSCL MQGEYGIDDV YLAVPAIINS TGVVRIVNPV LNDENELKRL
KESATVLKEH IHKIINKDI
//
