ID Q2S257_SALRD Unreviewed; 489 AA.
AC Q2S257;
DT 24-JAN-2006, integrated into UniProtKB/TrEMBL.
DT 24-JAN-2006, sequence version 1.
DT 27-MAR-2024, entry version 127.
DE RecName: Full=Dihydrolipoyl dehydrogenase {ECO:0000256|ARBA:ARBA00012608, ECO:0000256|RuleBase:RU003692};
DE EC=1.8.1.4 {ECO:0000256|ARBA:ARBA00012608, ECO:0000256|RuleBase:RU003692};
GN Name=lpdA {ECO:0000313|EMBL:ABC45564.1};
GN OrderedLocusNames=SRU_1603 {ECO:0000313|EMBL:ABC45564.1};
OS Salinibacter ruber (strain DSM 13855 / M31).
OC Bacteria; Rhodothermota; Rhodothermia; Rhodothermales; Salinibacteraceae;
OC Salinibacter.
OX NCBI_TaxID=309807 {ECO:0000313|EMBL:ABC45564.1, ECO:0000313|Proteomes:UP000008674};
RN [1] {ECO:0000313|EMBL:ABC45564.1, ECO:0000313|Proteomes:UP000008674}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 13855 / CECT 5946 / M31
RC {ECO:0000313|Proteomes:UP000008674};
RX PubMed=16330755; DOI=10.1073/pnas.0509073102;
RA Mongodin E.F., Nelson K.E., Daugherty S., Deboy R.T., Wister J., Khouri H.,
RA Weidman J., Walsh D.A., Papke R.T., Sanchez Perez G., Sharma A.K.,
RA Nesbo C.L., MacLeod D., Bapteste E., Doolittle W.F., Charlebois R.L.,
RA Legault B., Rodriguez-Valera F.;
RT "The genome of Salinibacter ruber: convergence and gene exchange among
RT hyperhalophilic bacteria and archaea.";
RL Proc. Natl. Acad. Sci. U.S.A. 102:18147-18152(2005).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=N(6)-[(R)-dihydrolipoyl]-L-lysyl-[protein] + NAD(+) = H(+) +
CC N(6)-[(R)-lipoyl]-L-lysyl-[protein] + NADH; Xref=Rhea:RHEA:15045,
CC Rhea:RHEA-COMP:10474, Rhea:RHEA-COMP:10475, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:57540, ChEBI:CHEBI:57945, ChEBI:CHEBI:83099,
CC ChEBI:CHEBI:83100; EC=1.8.1.4;
CC Evidence={ECO:0000256|ARBA:ARBA00043836,
CC ECO:0000256|RuleBase:RU003692};
CC -!- COFACTOR:
CC Name=FAD; Xref=ChEBI:CHEBI:57692;
CC Evidence={ECO:0000256|PIRSR:PIRSR000350-3,
CC ECO:0000256|RuleBase:RU003692};
CC Note=Binds 1 FAD per subunit. {ECO:0000256|PIRSR:PIRSR000350-3,
CC ECO:0000256|RuleBase:RU003692};
CC -!- MISCELLANEOUS: The active site is a redox-active disulfide bond.
CC {ECO:0000256|RuleBase:RU003692}.
CC -!- SIMILARITY: Belongs to the class-I pyridine nucleotide-disulfide
CC oxidoreductase family. {ECO:0000256|ARBA:ARBA00007532,
CC ECO:0000256|RuleBase:RU003692}.
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DR EMBL; CP000159; ABC45564.1; -; Genomic_DNA.
DR RefSeq; YP_445724.1; NC_007677.1.
DR AlphaFoldDB; Q2S257; -.
DR STRING; 309807.SRU_1603; -.
DR EnsemblBacteria; ABC45564; ABC45564; SRU_1603.
DR KEGG; sru:SRU_1603; -.
DR PATRIC; fig|309807.25.peg.1663; -.
DR eggNOG; COG1249; Bacteria.
DR HOGENOM; CLU_016755_0_3_10; -.
DR OrthoDB; 9800167at2; -.
DR Proteomes; UP000008674; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0004148; F:dihydrolipoyl dehydrogenase activity; IEA:UniProtKB-EC.
DR GO; GO:0050660; F:flavin adenine dinucleotide binding; IEA:InterPro.
DR Gene3D; 3.30.390.30; -; 1.
DR Gene3D; 3.50.50.60; FAD/NAD(P)-binding domain; 2.
DR InterPro; IPR036188; FAD/NAD-bd_sf.
DR InterPro; IPR023753; FAD/NAD-binding_dom.
DR InterPro; IPR016156; FAD/NAD-linked_Rdtase_dimer_sf.
DR InterPro; IPR006258; Lipoamide_DH.
DR InterPro; IPR001100; Pyr_nuc-diS_OxRdtase.
DR InterPro; IPR004099; Pyr_nucl-diS_OxRdtase_dimer.
DR InterPro; IPR012999; Pyr_OxRdtase_I_AS.
DR NCBIfam; TIGR01350; lipoamide_DH; 1.
DR PANTHER; PTHR22912:SF151; DIHYDROLIPOYL DEHYDROGENASE 1, CHLOROPLASTIC; 1.
DR PANTHER; PTHR22912; DISULFIDE OXIDOREDUCTASE; 1.
DR Pfam; PF07992; Pyr_redox_2; 1.
DR Pfam; PF02852; Pyr_redox_dim; 1.
DR PIRSF; PIRSF000350; Mercury_reductase_MerA; 1.
DR PRINTS; PR00368; FADPNR.
DR PRINTS; PR00411; PNDRDTASEI.
DR SUPFAM; SSF51905; FAD/NAD(P)-binding domain; 1.
DR SUPFAM; SSF55424; FAD/NAD-linked reductases, dimerisation (C-terminal) domain; 1.
DR PROSITE; PS00076; PYRIDINE_REDOX_1; 1.
PE 3: Inferred from homology;
KW Disulfide bond {ECO:0000256|ARBA:ARBA00023157};
KW FAD {ECO:0000256|ARBA:ARBA00022827, ECO:0000256|PIRSR:PIRSR000350-3};
KW Flavoprotein {ECO:0000256|ARBA:ARBA00022630,
KW ECO:0000256|RuleBase:RU003692};
KW NAD {ECO:0000256|ARBA:ARBA00023027, ECO:0000256|PIRSR:PIRSR000350-3};
KW Nucleotide-binding {ECO:0000256|PIRSR:PIRSR000350-3};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|RuleBase:RU003692};
KW Redox-active center {ECO:0000256|ARBA:ARBA00023284,
KW ECO:0000256|RuleBase:RU003692};
KW Reference proteome {ECO:0000313|Proteomes:UP000008674}.
FT DOMAIN 22..350
FT /note="FAD/NAD(P)-binding"
FT /evidence="ECO:0000259|Pfam:PF07992"
FT DOMAIN 370..478
FT /note="Pyridine nucleotide-disulphide oxidoreductase
FT dimerisation"
FT /evidence="ECO:0000259|Pfam:PF02852"
FT ACT_SITE 468
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-2"
FT BINDING 68
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 132
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 205..212
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 228
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 295
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 335
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT DISULFID 59..64
FT /note="Redox-active"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-4"
SQ SEQUENCE 489 AA; 52507 MW; FC0CABB5918302E7 CRC64;
MPSTLFAYTC DQLFLAPMAT DYDCVIVGSG PGGYETAIRA TQLGMETAIV EKDKLGGVCL
NVGCIPTKAL LKSAEVMAET SHLDDFGLEL DGSVSPDFPS VIERSRGAAN QMNQGVRFLM
QKNDIDVLRG HGRLTAPDTV EIEPSVNMDG EEVGEARTVT GEHIILATGA RPNELPFLPI
DGEKVMSSKE AMLQTEQPDS LVIVGAGAIG VEFGYFYHHM GTDVTIIEVQ DRMVPAEDKD
VSKELEKAYT KMGIEVMTGA NVKGVDKDAE PLRVEVETGG STEHIECDQV LSAVGVVGNV
EDIGLETVGV ETEGGDIVVD DYYRTNVDGV YAIGDVTGAP WLAHKASHEG ILCIEKIAGH
DVRPMDPNDI PACTYCQPQI ASVGHTEEEA REAGYDVKVG TFPFKANGKA AALGHQEGFV
KTIYDEKYGE LLGCHIIGED ATELISEVVA ARTLETTGLE IMESMHPHPT LSETVMEATR
EAYGQPINI
//