ID A0A418UT86_9ACTO Unreviewed; 334 AA.
AC A0A418UT86;
DT 08-MAY-2019, integrated into UniProtKB/TrEMBL.
DT 08-MAY-2019, sequence version 1.
DT 27-MAR-2024, entry version 21.
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=D4740_06245 {ECO:0000313|EMBL:RJF42536.1};
OS Actinomyces sp. 2119.
OC Bacteria; Actinomycetota; Actinomycetes; Actinomycetales; Actinomycetaceae;
OC Actinomyces.
OX NCBI_TaxID=2321393 {ECO:0000313|EMBL:RJF42536.1, ECO:0000313|Proteomes:UP000284680};
RN [1] {ECO:0000313|EMBL:RJF42536.1, ECO:0000313|Proteomes:UP000284680}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=2119 {ECO:0000313|EMBL:RJF42536.1,
RC ECO:0000313|Proteomes:UP000284680};
RA Li J.;
RL Submitted (SEP-2018) to the EMBL/GenBank/DDBJ databases.
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:RJF42536.1}.
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DR EMBL; QYRR01000004; RJF42536.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A418UT86; -.
DR UniPathway; UPA00554; UER00611.
DR Proteomes; UP000284680; 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|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:UP000284680}.
FT DOMAIN 24..162
FT /note="Lactate/malate dehydrogenase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF00056"
FT DOMAIN 165..327
FT /note="Lactate/malate dehydrogenase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF02866"
FT ACT_SITE 195
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488,
FT ECO:0000256|PIRSR:PIRSR000102-1"
FT BINDING 29..34
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000102-3"
FT BINDING 33
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 54
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 59
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 99..100
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 102
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 108
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 138..140
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 140..143
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 163
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 168..171
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT BINDING 173
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 188
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 251
FT /ligand="substrate"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
FT MOD_RES 242
FT /note="Phosphotyrosine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00488"
SQ SEQUENCE 334 AA; 35132 MW; 673A606683BCB3F1 CRC64;
MSEATITNTA QGSYPTAHSG RPSKVAIIGA GAVGSTLAYA CVTKGVAREV VLQDIAKEKV
EAEALDIAQG IQFTSAGAVS GSDDPEICRD ADVIAITAGA KQKPGQSRLE LAGATVGIME
KILPRLVEVA PHAIFLLVAN PVDVVTYCAK KITGLPENQL FGSGTVLDTA RMRYLVSLET
GTATQNIHGY IAGEHGDSEV PLWSSTEIGG VPVTQWGQTL DGGVFDQAKR DRIAHDVVRS
AYRIIEGKGA TNYAVGLAVQ RIISAVLNDE QRVLTISPLL TDWHGISDVC MAVPTIVGRE
GAGRRLELPL TPGEKEALTA SADHLREVAR GLGY
//
