ID A0A0J6YXC5_9BACT Unreviewed; 466 AA.
AC A0A0J6YXC5;
DT 14-OCT-2015, integrated into UniProtKB/TrEMBL.
DT 14-OCT-2015, sequence version 1.
DT 24-JAN-2024, entry version 38.
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=UR09_02815 {ECO:0000313|EMBL:KMP11618.1};
OS Candidatus Nitromaritima sp. SCGC AAA799-A02.
OC Bacteria; Nitrospinae/Tectomicrobia group; Nitrospinota; Nitrospinia;
OC Nitrospinales; Nitrospinaceae; Candidatus Nitromaritima.
OX NCBI_TaxID=1628278 {ECO:0000313|EMBL:KMP11618.1, ECO:0000313|Proteomes:UP000035948};
RN [1] {ECO:0000313|EMBL:KMP11618.1, ECO:0000313|Proteomes:UP000035948}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SCGC_AAA799_A02 {ECO:0000313|EMBL:KMP11618.1};
RA Ngugi D.K., Blom J., Stepanauskas R., Stingl U.;
RT "Diversification and niche adaptations of Nitrospina-like bacteria in the
RT poly-extreme interfaces of the Atlantis II Deep brine from the Red Sea.";
RL Submitted (MAR-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:ARBA00001492,
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:KMP11618.1}.
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DR EMBL; JZKI01000017; KMP11618.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A0J6YXC5; -.
DR PATRIC; fig|1628278.3.peg.309; -.
DR Proteomes; UP000035948; Unassembled WGS sequence.
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:SF160; DIHYDROLIPOYL DEHYDROGENASE; 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:UP000035948}.
FT DOMAIN 5..322
FT /note="FAD/NAD(P)-binding"
FT /evidence="ECO:0000259|Pfam:PF07992"
FT DOMAIN 341..450
FT /note="Pyridine nucleotide-disulphide oxidoreductase
FT dimerisation"
FT /evidence="ECO:0000259|Pfam:PF02852"
FT ACT_SITE 439
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-2"
FT BINDING 51
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 BINDING 313..316
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT DISULFID 42..47
FT /note="Redox-active"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-4"
SQ SEQUENCE 466 AA; 49229 MW; 03B3D0E607E9A4FE CRC64;
MSQERLLVLG AGPGGYTAAF YAADRGMKVT LVDAQDKPGG VCLHKGCIPS KALLHVAGLL
GESRKAKDWG IDFGEPRIDL ERLRRWKEGV VSKMSGGLAM LCKQRGVDFV CGQAAFLNSH
SIKISGKDTL DFDRCILATG SRPVLPESLG RAGSLVMDST AALELADIPP RLLVVGGGYI
GLEMGTVYAA LGSRVSVVEM TDALLPGVDR DLVRPLQAKL NNEFEAIHLN TKVVSVSRKE
ESASIVMEGP PGSMEETFDR VLVSVGRQPN SGDIGLENTG VELDENGFVK VGSRGWTNDP
AILAIGDVTG EPMLAHQASH EARMAIEGLV EKETSSVNRV IPAVVFTDPE IAWCGLTESV
AKQNAVKIDV ARFPWAASGR AQTLDRTDGT TKLILEPGSG RILGVGIVGS GAGELIAEGV
LAVELGAGAG DLAHAIHPHP TLSETLMEAA DVFFGTATHI YKLPRK
//