ID A0A0M2NJ70_9FIRM Unreviewed; 461 AA.
AC A0A0M2NJ70;
DT 11-NOV-2015, integrated into UniProtKB/TrEMBL.
DT 11-NOV-2015, sequence version 1.
DT 27-MAR-2024, entry version 37.
DE RecName: Full=Dihydrolipoyl dehydrogenase {ECO:0000256|ARBA:ARBA00016961, ECO:0000256|RuleBase:RU003692};
DE EC=1.8.1.4 {ECO:0000256|ARBA:ARBA00012608, ECO:0000256|RuleBase:RU003692};
GN ORFNames=CHK_2383 {ECO:0000313|EMBL:KKI50320.1};
OS Christensenella hongkongensis.
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Christensenellaceae;
OC Christensenella.
OX NCBI_TaxID=270498 {ECO:0000313|EMBL:KKI50320.1, ECO:0000313|Proteomes:UP000034076};
RN [1] {ECO:0000313|EMBL:KKI50320.1, ECO:0000313|Proteomes:UP000034076}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=HKU16 {ECO:0000313|EMBL:KKI50320.1,
RC ECO:0000313|Proteomes:UP000034076};
RA Lau S.K., Teng J.L., Huang Y., Curreem S.O., Tsui S.K., Woo P.C.;
RT "Draft genome sequence of bacteremic isolate Catabacter hongkongensis type
RT strain HKU16T.";
RL Submitted (APR-2015) to the EMBL/GenBank/DDBJ databases.
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}.
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:KKI50320.1}.
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DR EMBL; LAYJ01000112; KKI50320.1; -; Genomic_DNA.
DR RefSeq; WP_046444177.1; NZ_SMCZ01000001.1.
DR AlphaFoldDB; A0A0M2NJ70; -.
DR STRING; 270498.CHK_2383; -.
DR PATRIC; fig|270498.16.peg.2134; -.
DR OrthoDB; 9807946at2; -.
DR Proteomes; UP000034076; Unassembled WGS sequence.
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:UP000034076}.
FT DOMAIN 4..322
FT /note="FAD/NAD(P)-binding"
FT /evidence="ECO:0000259|Pfam:PF07992"
FT DOMAIN 342..451
FT /note="Pyridine nucleotide-disulphide oxidoreductase
FT dimerisation"
FT /evidence="ECO:0000259|Pfam:PF02852"
FT ACT_SITE 440
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-2"
FT BINDING 50
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 139..141
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 176..183
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 199
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 266
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 307
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT DISULFID 41..46
FT /note="Redox-active"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-4"
SQ SEQUENCE 461 AA; 49986 MW; 74EF2326BC6AC310 CRC64;
MTNYDVIVIG GGPGGYVAAI KAALAGKKTA VVEKDNLGGV CLNWGCIPTK SLLRNAELVR
DLGEGERFGF SVKDVRADYG KAYERSRQVS ARLVKGIEYL MKKNKITVYK DTASFAGKKE
LLLEKSKERL TAKNIIIATG SKPFALPILD YGKPNVLDSK KALQLEKAPQ SIMIIGAGAI
GMEFATVFRS YGARVHIVEM LPRVLPNEDA EVSALVEKEF CKRGFDVHTG TKLVSVQNDG
KTVKAEFEKD GKTFHIESEM ILAATGVRPN TEGLNLEQAG FRLDRRGYLE IDDAMRTNVP
GVYAIGDVTG KLALAHTASA QGMRAVEDIC GKHSAPLDYD SIPKCTYALP EAASAGLTEE
KAKEKGYDVK TAVFPLSANG KAISYGDDTG FVKLVYDQKY GQLLGVHMTG IHVTEMVWGA
AAYLQMEMTV EEMARVVHPH PTVSEAIMEA AHIADGQPIH I
//
