LDH_STRP6
ID LDH_STRP6 Reviewed; 327 AA.
AC Q5XC59;
DT 30-AUG-2005, integrated into UniProtKB/Swiss-Prot.
DT 23-JAN-2007, sequence version 3.
DT 03-AUG-2022, entry version 112.
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=M6_Spy0869;
OS Streptococcus pyogenes serotype M6 (strain ATCC BAA-946 / MGAS10394).
OC Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC Streptococcus.
OX NCBI_TaxID=286636;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC BAA-946 / MGAS10394;
RX PubMed=15272401; DOI=10.1086/422697;
RA Banks D.J., Porcella S.F., Barbian K.D., Beres S.B., Philips L.E.,
RA Voyich J.M., DeLeo F.R., Martin J.M., Somerville G.A., Musser J.M.;
RT "Progress toward characterization of the group A Streptococcus metagenome:
RT complete genome sequence of a macrolide-resistant serotype M6 strain.";
RL J. Infect. Dis. 190:727-738(2004).
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; CP000003; AAT87004.1; -; Genomic_DNA.
DR RefSeq; WP_002984645.1; NC_006086.1.
DR AlphaFoldDB; Q5XC59; -.
DR SMR; Q5XC59; -.
DR EnsemblBacteria; AAT87004; AAT87004; M6_Spy0869.
DR GeneID; 57852639; -.
DR KEGG; spa:M6_Spy0869; -.
DR HOGENOM; CLU_045401_1_1_9; -.
DR OMA; ASCAEYI; -.
DR UniPathway; UPA00554; UER00611.
DR Proteomes; UP000001167; 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.
FT INIT_MET 1
FT /note="Removed"
FT /evidence="ECO:0000250"
FT CHAIN 2..327
FT /note="L-lactate dehydrogenase"
FT /id="PRO_0000168401"
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 233
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT MOD_RES 224
FT /note="Phosphotyrosine"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
SQ SEQUENCE 327 AA; 35272 MW; A2EDC5B9A1073E14 CRC64;
MTATKQHKKV ILVGDGAVGS SYAFALVTQN IAQELGIIDI FKEKTQGDAE DLSHALAFTS
PKKIYAADYS DCHDADLVVL TAGAPQKPGE TRLDLVEKNL RINKEVVTQI VASGFKGIFL
VAANPVDVLT YSTWKFSGFP KERVIGSGTS LDSARFRQAL AAKIGVDARS VHAYIMGEHG
DSEFAVWSHA NVAGVGLYDW LQANRDIDEQ GLVDLFISVR DAAYSIINKK GATFYGIAVA
LARITKAILD DENAVLPLSV FQEGQYEGVE DCYIGQPAIV GAYGIVRPVN IPLNDAELQK
MQASANQLKA IIDEAFAKEE FASAAKN
