ID A0A3B3ZRX0_9GOBI Unreviewed; 332 AA.
AC A0A3B3ZRX0;
DT 05-DEC-2018, integrated into UniProtKB/TrEMBL.
DT 05-DEC-2018, sequence version 1.
DT 27-MAR-2024, entry version 28.
DE RecName: Full=L-lactate dehydrogenase {ECO:0000256|RuleBase:RU000496};
DE EC=1.1.1.27 {ECO:0000256|RuleBase:RU000496};
OS Periophthalmus magnuspinnatus.
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Actinopterygii; Neopterygii; Teleostei; Neoteleostei; Acanthomorphata;
OC Gobiaria; Gobiiformes; Gobioidei; Gobiidae; Oxudercinae; Periophthalmus.
OX NCBI_TaxID=409849 {ECO:0000313|Ensembl:ENSPMGP00000007432.1, ECO:0000313|Proteomes:UP000261520};
RN [1] {ECO:0000313|Ensembl:ENSPMGP00000007432.1}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (SEP-2023) to UniProtKB.
CC -!- FUNCTION: Interconverts simultaneously and stereospecifically pyruvate
CC and lactate with concomitant interconversion of NADH and NAD(+).
CC {ECO:0000256|ARBA:ARBA00033729}.
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:ARBA00033677};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:23445;
CC Evidence={ECO:0000256|ARBA:ARBA00033677};
CC PhysiologicalDirection=right-to-left; Xref=Rhea:RHEA:23446;
CC Evidence={ECO:0000256|ARBA:ARBA00033677};
CC -!- PATHWAY: Fermentation; pyruvate fermentation to lactate; (S)-lactate
CC from pyruvate: step 1/1. {ECO:0000256|ARBA:ARBA00004843,
CC ECO:0000256|RuleBase:RU000496}.
CC -!- SUBUNIT: Homotetramer. {ECO:0000256|ARBA:ARBA00011881}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496}.
CC -!- SIMILARITY: Belongs to the LDH/MDH superfamily. LDH family.
CC {ECO:0000256|ARBA:ARBA00006054}.
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DR AlphaFoldDB; A0A3B3ZRX0; -.
DR STRING; 409849.ENSPMGP00000007432; -.
DR Ensembl; ENSPMGT00000007911.1; ENSPMGP00000007432.1; ENSPMGG00000006160.1.
DR OrthoDB; 5344346at2759; -.
DR UniPathway; UPA00554; UER00611.
DR Proteomes; UP000261520; Unplaced.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0004459; F:L-lactate dehydrogenase activity; IEA:UniProtKB-EC.
DR GO; GO:0019752; P:carboxylic acid metabolic process; IEA:InterPro.
DR CDD; cd05293; LDH_1; 1.
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:SF10; L-LACTATE DEHYDROGENASE A CHAIN; 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 Cytoplasm {ECO:0000256|ARBA:ARBA00022490};
KW NAD {ECO:0000256|ARBA:ARBA00023027, ECO:0000256|PIRSR:PIRSR000102-3};
KW Oxidoreductase {ECO:0000256|RuleBase:RU000496}.
FT DOMAIN 22..160
FT /note="Lactate/malate dehydrogenase N-terminal"
FT /evidence="ECO:0000259|Pfam:PF00056"
FT DOMAIN 163..323
FT /note="Lactate/malate dehydrogenase C-terminal"
FT /evidence="ECO:0000259|Pfam:PF02866"
FT ACT_SITE 193
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000102-1"
FT BINDING 27..32
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000102-3"
FT BINDING 52
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000102-3"
FT BINDING 113
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000102-3"
FT BINDING 136..138
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000102-3"
SQ SEQUENCE 332 AA; 36280 MW; 1BF26B834A5CB229 CRC64;
MSTKEKLISH VSKEEAVGSK NKVTVVGVGM VGMASAISIL LKDLCDDLAL VDVMEDKLKG
EVMDLQHGSL FLKTHRIAAD KDYSVTANSK VVIVTAGARQ QEGESRLNLV QRNVNIFKFI
IPNIVKYSPN CILLVVSNPV DILTYVAWKL SGFPRNRVIG SGTNLDSARF RHLMAEKLHL
HPSSCHGWII GEHGDSSVPV WSGVNVAGVS LQALNPNMGG ESDSENWKEV HHQVVQGAYE
VIKLKGYTSW AIGLSVADLV ESIMKNLHKV QPVSTLVQGM HGVNEEVFLS VPCVLGNSGL
TDVINMTLKP DEEQQLRKSA ETLWGVQKEL TL
//
