ID   LLDD_CAUVN              Reviewed;         383 AA.
AC   B8H3Q5;
DT   22-SEP-2009, integrated into UniProtKB/Swiss-Prot.
DT   03-MAR-2009, sequence version 1.
DT   03-AUG-2022, entry version 75.
DE   RecName: Full=L-lactate dehydrogenase {ECO:0000255|HAMAP-Rule:MF_01559};
DE            EC=1.1.-.- {ECO:0000255|HAMAP-Rule:MF_01559};
GN   Name=lldD {ECO:0000255|HAMAP-Rule:MF_01559}; OrderedLocusNames=CCNA_01209;
OS   Caulobacter vibrioides (strain NA1000 / CB15N) (Caulobacter crescentus).
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Caulobacterales;
OC   Caulobacteraceae; Caulobacter.
OX   NCBI_TaxID=565050;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=NA1000 / CB15N;
RX   PubMed=20472802; DOI=10.1128/jb.00255-10;
RA   Marks M.E., Castro-Rojas C.M., Teiling C., Du L., Kapatral V.,
RA   Walunas T.L., Crosson S.;
RT   "The genetic basis of laboratory adaptation in Caulobacter crescentus.";
RL   J. Bacteriol. 192:3678-3688(2010).
CC   -!- FUNCTION: Catalyzes the conversion of L-lactate to pyruvate. Is coupled
CC       to the respiratory chain. {ECO:0000255|HAMAP-Rule:MF_01559}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(S)-lactate + A = AH2 + pyruvate; Xref=Rhea:RHEA:45816,
CC         ChEBI:CHEBI:13193, ChEBI:CHEBI:15361, ChEBI:CHEBI:16651,
CC         ChEBI:CHEBI:17499; Evidence={ECO:0000255|HAMAP-Rule:MF_01559};
CC   -!- COFACTOR:
CC       Name=FMN; Xref=ChEBI:CHEBI:58210;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01559};
CC   -!- SUBCELLULAR LOCATION: Cell inner membrane {ECO:0000255|HAMAP-
CC       Rule:MF_01559}; Peripheral membrane protein {ECO:0000255|HAMAP-
CC       Rule:MF_01559}.
CC   -!- SIMILARITY: Belongs to the FMN-dependent alpha-hydroxy acid
CC       dehydrogenase family. {ECO:0000255|HAMAP-Rule:MF_01559}.
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DR   EMBL; CP001340; ACL94674.1; -; Genomic_DNA.
DR   RefSeq; WP_010919035.1; NC_011916.1.
DR   RefSeq; YP_002516582.1; NC_011916.1.
DR   AlphaFoldDB; B8H3Q5; -.
DR   SMR; B8H3Q5; -.
DR   PRIDE; B8H3Q5; -.
DR   EnsemblBacteria; ACL94674; ACL94674; CCNA_01209.
DR   GeneID; 7333602; -.
DR   KEGG; ccs:CCNA_01209; -.
DR   PATRIC; fig|565050.3.peg.1191; -.
DR   HOGENOM; CLU_020639_0_0_5; -.
DR   OMA; FTRLMQT; -.
DR   OrthoDB; 1186741at2; -.
DR   PhylomeDB; B8H3Q5; -.
DR   Proteomes; UP000001364; Chromosome.
DR   GO; GO:0005886; C:plasma membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0010181; F:FMN binding; IEA:InterPro.
DR   GO; GO:0004457; F:lactate dehydrogenase activity; IEA:InterPro.
DR   GO; GO:0019516; P:lactate oxidation; IEA:UniProtKB-UniRule.
DR   CDD; cd02809; alpha_hydroxyacid_oxid_FMN; 1.
DR   Gene3D; 3.20.20.70; -; 1.
DR   HAMAP; MF_01559; L_lact_dehydr; 1.
DR   InterPro; IPR013785; Aldolase_TIM.
DR   InterPro; IPR012133; Alpha-hydoxy_acid_DH_FMN.
DR   InterPro; IPR000262; FMN-dep_DH.
DR   InterPro; IPR037396; FMN_HAD.
DR   InterPro; IPR008259; FMN_hydac_DH_AS.
DR   InterPro; IPR020920; LldD.
DR   Pfam; PF01070; FMN_dh; 1.
DR   PIRSF; PIRSF000138; Al-hdrx_acd_dh; 1.
DR   PROSITE; PS00557; FMN_HYDROXY_ACID_DH_1; 1.
DR   PROSITE; PS51349; FMN_HYDROXY_ACID_DH_2; 1.
PE   3: Inferred from homology;
KW   Cell inner membrane; Cell membrane; Flavoprotein; FMN; Membrane;
KW   Oxidoreductase; Reference proteome.
FT   CHAIN           1..383
FT                   /note="L-lactate dehydrogenase"
FT                   /id="PRO_0000383415"
FT   DOMAIN          1..380
FT                   /note="FMN hydroxy acid dehydrogenase"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01559"
FT   ACT_SITE        275
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01559"
FT   BINDING         24
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01559"
FT   BINDING         106
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01559"
FT   BINDING         127
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01559"
FT   BINDING         129
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01559"
FT   BINDING         155
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01559"
FT   BINDING         164
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01559"
FT   BINDING         251
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01559"
FT   BINDING         278
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01559"
FT   BINDING         306..330
FT                   /ligand="FMN"
FT                   /ligand_id="ChEBI:CHEBI:58210"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01559"
SQ   SEQUENCE   383 AA;  40720 MW;  F992AF018A637467 CRC64;
     MIVSSTTDFR EAARRRLPRF LFDYIDGGAY AERTMARNID DLADIALRQR VLMDVSVVDP
     STTLFGVRQA LPVALAPVGL TGMYARRGEC QAARAAAAKG VPFCLSTVSV CDVDEVRAAS
     ATPFWFQLYV LRDRGFMRDL LARASAAGAT TLVFTVDMPV PGARYRDAHS GMSGPNAAAR
     RLVQAALKPA WAWDVGVMGH PHRLGNVAPA LGKASGLQDF MGWLAANFDP SIQWSDLKWI
     RDAWKGPLVI KGVLDPEDAK AAADIGADGV VVSNHGGRQL DGVLSSARAL PAIADAVGDR
     LTVLADGGVR SGLDVVRMLA LGARGVLIGR AYAYALAARG EAGVTQLLDL IDKEMRVAMA
     LTGVRDVASI NETILAERVP RAG