ID LLDD_PSEA8 Reviewed; 381 AA. AC B7V1I3; DT 22-SEP-2009, integrated into UniProtKB/Swiss-Prot. DT 10-FEB-2009, sequence version 1. DT 27-MAR-2024, entry version 70. 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}; GN OrderedLocusNames=PLES_51561; OS Pseudomonas aeruginosa (strain LESB58). OC Bacteria; Pseudomonadota; Gammaproteobacteria; Pseudomonadales; OC Pseudomonadaceae; Pseudomonas. OX NCBI_TaxID=557722; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=LESB58; RX PubMed=19047519; DOI=10.1101/gr.086082.108; RA Winstanley C., Langille M.G.I., Fothergill J.L., Kukavica-Ibrulj I., RA Paradis-Bleau C., Sanschagrin F., Thomson N.R., Winsor G.L., Quail M.A., RA Lennard N., Bignell A., Clarke L., Seeger K., Saunders D., Harris D., RA Parkhill J., Hancock R.E.W., Brinkman F.S.L., Levesque R.C.; RT "Newly introduced genomic prophage islands are critical determinants of in RT vivo competitiveness in the Liverpool epidemic strain of Pseudomonas RT aeruginosa."; RL Genome Res. 19:12-23(2009). 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; Evidence={ECO:0000255|HAMAP- CC Rule:MF_01559}; CC -!- SUBUNIT: Homotetramer. {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}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; FM209186; CAW29910.1; -; Genomic_DNA. DR RefSeq; WP_003100494.1; NC_011770.1. DR AlphaFoldDB; B7V1I3; -. DR SMR; B7V1I3; -. DR KEGG; pag:PLES_51561; -. DR HOGENOM; CLU_020639_0_0_6; -. 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; Aldolase class I; 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 NCBIfam; NF033901; L_lactate_LldD; 1. DR PANTHER; PTHR10578:SF85; L-LACTATE DEHYDROGENASE; 1. DR PANTHER; PTHR10578; S -2-HYDROXY-ACID OXIDASE-RELATED; 1. DR Pfam; PF01070; FMN_dh; 1. DR PIRSF; PIRSF000138; Al-hdrx_acd_dh; 1. DR SUPFAM; SSF51395; FMN-linked oxidoreductases; 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. FT CHAIN 1..381 FT /note="L-lactate dehydrogenase" FT /id="PRO_0000383433" 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 381 AA; 41122 MW; 5BA544C711093559 CRC64; MIISASTDYR AAAQRKLPPF LFHYIDGGAY AEYTLRRNVE DLSAIALRQR VLKNMSELSL ETRLFDETLA MPVALAPVGL TGMYARRGEV QAARAAAAKG VPFTLSTVSV CPIEEVAPAI DRPMWFQLYV LKDRGFMRNA LERAKAAGVT TLVFTVDMPV PGARYRDAHS GMSGPYAAPR RILQAMTHPA WAWDVGLLGK PHDLGNISAY RGNPTGLEDY IGWLGANFDP SISWKDLEWI REFWDGPMVI KGILDPEDAR DAVKFGADGI VVSNHGGRQL DGVLSSARAL PAIADAVKGE LAILADSGIR TGLDVVRMIA LGADSVLLGR AFVYALAAAG EAGVRNLLEL IEKEMRVAMV LTGAKSIGEI SADSLVRELG A //