ID A0A0G1NIT6_9BACT Unreviewed; 308 AA.
AC A0A0G1NIT6;
DT 22-JUL-2015, integrated into UniProtKB/TrEMBL.
DT 22-JUL-2015, sequence version 1.
DT 24-JAN-2024, entry version 42.
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=UW91_C0013G0005 {ECO:0000313|EMBL:KKT93042.1};
OS Parcubacteria group bacterium GW2011_GWF2_45_11.
OC Bacteria.
OX NCBI_TaxID=1618973 {ECO:0000313|EMBL:KKT93042.1, ECO:0000313|Proteomes:UP000034898};
RN [1] {ECO:0000313|EMBL:KKT93042.1, ECO:0000313|Proteomes:UP000034898}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RA Brown C.T., Hug L.A., Thomas B.C., Sharon I., Castelle C.J., Singh A.,
RA Wilkins M.J., Williams K.H., Banfield J.F.;
RT "rRNA introns, odd ribosomes, and small enigmatic genomes across a large
RT radiation of phyla.";
RL Nature 0:0-0(2015).
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:KKT93042.1}.
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DR EMBL; LCKE01000013; KKT93042.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A0G1NIT6; -.
DR PATRIC; fig|1618973.3.peg.394; -.
DR UniPathway; UPA00554; UER00611.
DR Proteomes; UP000034898; 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 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|ARBA:ARBA00023027, ECO:0000256|HAMAP-Rule:MF_00488};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002, ECO:0000256|HAMAP-
KW Rule:MF_00488}; Phosphoprotein {ECO:0000256|HAMAP-Rule:MF_00488}.
FT DOMAIN 6..136
FT /note="Lactate/malate dehydrogenase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF00056"
FT DOMAIN 146..304
FT /note="Lactate/malate dehydrogenase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF02866"
FT ACT_SITE 176
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488,
FT ECO:0000256|PIRSR:PIRSR000102-1"
FT BINDING 11..16
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000102-3"
FT BINDING 15
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 36
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 66
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 80..81
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 83
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 89
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 96
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000102-3"
FT BINDING 119..121
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 121..124
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 144
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 149..152
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 154
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 169
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 226
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT MOD_RES 217
FT /note="Phosphotyrosine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
SQ SEQUENCE 308 AA; 33049 MW; DF68EAFFF72381AB CRC64;
MLLKNKVTII GAGMVGSTAA YSLIASNLLE ELALIDSHPA YLKAQVMDLQ HAIPFHGNTQ
VKAGTYEDVR DSRVVVITCG AKQKVGETRL DLVKKNSAII KEILPRVFKA NPRAVVIMVT
NPVDVLTYLA VSLYPKCARQ IMGSGTILDS ARFRFLLSQK LQVSPKSIHA YIVGEHGDSE
LPLWSNATIG GGGIEKFAGL SAAAKKSLFN QAKNAAYAII AGKQSTYFAI ASGVAEIVGA
VIMNRRTVLP VSHLLTGEFG LKNVCLSLPV VVGREGIAQK VGLTISPAEK KQLVESARKL
KQVFRSVK
//