LDH_PRIMG
ID LDH_PRIMG Reviewed; 318 AA.
AC P00345;
DT 21-JUL-1986, integrated into UniProtKB/Swiss-Prot.
DT 01-JAN-1990, sequence version 2.
DT 03-AUG-2022, entry version 126.
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};
OS Priestia megaterium (Bacillus megaterium).
OC Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Priestia.
OX NCBI_TaxID=1404;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC STRAIN=DSM 090;
RX PubMed=3122782; DOI=10.1515/bchm3.1987.368.2.1391;
RA Waldvogel S., Weber H., Zuber H.;
RT "Structure and function of L-lactate dehydrogenases from thermophilic and
RT mesophilic bacteria. VII. Nucleotide sequence of the lactate dehydrogenase
RT gene from the mesophilic bacterium Bacillus megaterium. Preparation and
RT properties of a hybrid lactate dehydrogenase comprising moieties of the B.
RT megaterium and B. stearothermophilus enzymes.";
RL Biol. Chem. Hoppe-Seyler 368:1391-1399(1987).
RN [2]
RP PROTEIN SEQUENCE.
RX PubMed=3118900; DOI=10.1515/bchm3.1987.368.2.1157;
RA Stangl D., Wiederkehr F., Suter F., Zuber H.;
RT "Structure and function of L-lactate dehydrogenases from thermophilic and
RT mesophilic bacteria, V. The complete amino-acid sequence of the mesophilic
RT L-lactate dehydrogenase from Bacillus megaterium.";
RL Biol. Chem. Hoppe-Seyler 368:1157-1166(1987).
RN [3]
RP PRELIMINARY PROTEIN SEQUENCE.
RA Widerkehr F.;
RL Thesis (1982), ETH Zurich, Switzerland.
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, ECO:0000305}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; M22305; AAA22566.1; -; Genomic_DNA.
DR PIR; S00133; DEBSLM.
DR RefSeq; WP_057274969.1; NZ_JACYVS010000007.1.
DR AlphaFoldDB; P00345; -.
DR SMR; P00345; -.
DR BRENDA; 1.1.1.27; 656.
DR UniPathway; UPA00554; UER00611.
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 1: Evidence at protein level;
KW Allosteric enzyme; Cytoplasm; Direct protein sequencing; NAD;
KW Oxidoreductase; Phosphoprotein.
FT CHAIN 1..318
FT /note="L-lactate dehydrogenase"
FT /id="PRO_0000168325"
FT ACT_SITE 181
FT /note="Proton acceptor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 20
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 41
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 46
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 71
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 85..86
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 88
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 94
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 124..126
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 126..129
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 149
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 154..157
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 159
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 174
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 235
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT MOD_RES 226
FT /note="Phosphotyrosine"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
SQ SEQUENCE 318 AA; 35035 MW; 17122190576E1485 CRC64;
MKTQFTPKTR KVAVIGTGFV GSSYAFSMVN QGIANELVLI DMNKEKAEGE ARDINHGMPF
ATPMKIWAGD YKDCADADLA VITAGANQAP GETRLDLVEK NVKIFECIVK DIMNSGFDGI
ILVATNPVDI LAHVTQKVSG LPNGRVIGSG TILDTARFRY LLSDYFEVDS RNVHAYIMGE
HGDTEFPVWS HAQIGGVKLE HFINTAAIEK EPDMQHLFEQ TRDAAYHIIN RKGATYYGIA
MGLVRITKAI LDDENSILTV SALLEGQYGI SDVYIGVPAI INKNGVRQII ELNLTPHEQQ
QLEHSASILK QTRDRAFV
