LDH_SALRD
ID LDH_SALRD Reviewed; 316 AA.
AC Q2S4R2;
DT 30-MAY-2006, integrated into UniProtKB/Swiss-Prot.
DT 24-JAN-2006, sequence version 1.
DT 03-AUG-2022, entry version 104.
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=SRU_0681;
OS Salinibacter ruber (strain DSM 13855 / M31).
OC Bacteria; Bacteroidetes; Bacteroidetes Order II. Incertae sedis;
OC Rhodothermaceae; Salinibacter.
OX NCBI_TaxID=309807;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 13855 / CECT 5946 / M31;
RX PubMed=16330755; DOI=10.1073/pnas.0509073102;
RA Mongodin E.F., Nelson K.E., Daugherty S., DeBoy R.T., Wister J., Khouri H.,
RA Weidman J., Walsh D.A., Papke R.T., Sanchez Perez G., Sharma A.K.,
RA Nesbo C.L., MacLeod D., Bapteste E., Doolittle W.F., Charlebois R.L.,
RA Legault B., Rodriguez-Valera F.;
RT "The genome of Salinibacter ruber: convergence and gene exchange among
RT hyperhalophilic bacteria and archaea.";
RL Proc. Natl. Acad. Sci. U.S.A. 102:18147-18152(2005).
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; CP000159; ABC46260.1; -; Genomic_DNA.
DR RefSeq; WP_011403452.1; NC_007677.1.
DR RefSeq; YP_444819.1; NC_007677.1.
DR AlphaFoldDB; Q2S4R2; -.
DR SMR; Q2S4R2; -.
DR STRING; 309807.SRU_0681; -.
DR EnsemblBacteria; ABC46260; ABC46260; SRU_0681.
DR KEGG; sru:SRU_0681; -.
DR PATRIC; fig|309807.25.peg.700; -.
DR eggNOG; COG0039; Bacteria.
DR HOGENOM; CLU_045401_1_1_10; -.
DR OMA; CYIIVLT; -.
DR UniPathway; UPA00554; UER00611.
DR Proteomes; UP000008674; 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..316
FT /note="L-lactate dehydrogenase"
FT /id="PRO_0000237556"
FT REGION 287..316
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 287..307
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 177
FT /note="Proton acceptor"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 15
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 36
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 66
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 80..81
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 83
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 90
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 120..122
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 122..125
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 145
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT BINDING 150..153
FT /ligand="substrate"
FT /evidence="ECO:0000255|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:0000255|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:0000255|HAMAP-Rule:MF_00488"
FT BINDING 231
FT /ligand="substrate"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
FT MOD_RES 222
FT /note="Phosphotyrosine"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00488"
SQ SEQUENCE 316 AA; 34382 MW; 743B1DA72AABB0EF CRC64;
MIQRRTVGIV GTGNVGTAAA YAMFNQSLAS EILLLDQDTR RAEGEAMDLM HGQQLVGGIT
CRAVEYAALS NAQIIVLSAG ASQQSPDETR LGLLQRNAEI FREIIIQLDK HAPNAILVVA
TNPVDVLTYI CQELSSRPNR RILGTGTLLD TARFRALLGR HYGVDPRSVH AYILGEHGDS
EVPIWSNATI GGQKIRGETV LGKEWEEEAM QSIFEQARDA AYEIIDRKGH TDTAIGLVIA
RIVRAVLEDQ QNVLPVSTRP DGAYGIDDVC LSVPCVVGLE GMEKRVDPGL SDEEREALRD
SARALRDSRA DLTVGT
