ID A0A0A7KMQ9_9DEIO Unreviewed; 468 AA.
AC A0A0A7KMQ9;
DT 04-MAR-2015, integrated into UniProtKB/TrEMBL.
DT 04-MAR-2015, sequence version 1.
DT 27-MAR-2024, entry version 45.
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=QR90_13775 {ECO:0000313|EMBL:AIZ45908.1};
OS Deinococcus radiopugnans.
OC Bacteria; Deinococcota; Deinococci; Deinococcales; Deinococcaceae;
OC Deinococcus.
OX NCBI_TaxID=57497 {ECO:0000313|EMBL:AIZ45908.1, ECO:0000313|Proteomes:UP000030634};
RN [1] {ECO:0000313|Proteomes:UP000030634}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DY59 {ECO:0000313|Proteomes:UP000030634};
RA Jung H.-Y., Kim M.K., Srinivasan S., Lim S.;
RT "Hymenobacter sp. DG25B genome submission.";
RL Submitted (NOV-2014) 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}.
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DR EMBL; CP010028; AIZ45908.1; -; Genomic_DNA.
DR RefSeq; WP_039685392.1; NZ_CP010028.1.
DR AlphaFoldDB; A0A0A7KMQ9; -.
DR STRING; 1182571.QR90_13775; -.
DR KEGG; dsw:QR90_13775; -.
DR HOGENOM; CLU_016755_0_1_0; -.
DR Proteomes; UP000030634; Chromosome.
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:SF224; 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 Cytoplasm {ECO:0000256|ARBA:ARBA00022490};
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:UP000030634}.
FT DOMAIN 4..330
FT /note="FAD/NAD(P)-binding"
FT /evidence="ECO:0000259|Pfam:PF07992"
FT DOMAIN 349..458
FT /note="Pyridine nucleotide-disulphide oxidoreductase
FT dimerisation"
FT /evidence="ECO:0000259|Pfam:PF02852"
FT ACT_SITE 447
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-2"
FT BINDING 56
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 120
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 148..150
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 184..191
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 207
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 274
FT /ligand="NAD(+)"
FT /ligand_id="ChEBI:CHEBI:57540"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 315
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT BINDING 321..324
FT /ligand="FAD"
FT /ligand_id="ChEBI:CHEBI:57692"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-3"
FT DISULFID 47..52
FT /note="Redox-active"
FT /evidence="ECO:0000256|PIRSR:PIRSR000350-4"
SQ SEQUENCE 468 AA; 49189 MW; 9D3DBD10F5CA8C43 CRC64;
MDSYDVLVIG GGPAGYVAAI RAAQLGFKTA CVDDFTRDGK PSLGGTCLNV GCIPSKALLD
SSEKFEMIQH DAADHGIAVD GLNMDVGKML SRKTGVVDKL TGGIAYLFKK NKITSISGLG
KLVRQDGDEW IVDAAGTEVK AKNVIVATGS SPRELPLAPF GGHVVENSGA LNFTEVPKKL
GVVGAGVIGV ELGSVWRRLG ADVTILEALP GFLMAADDAV SKEALKQFKK QGLDFHFGVN
ITKVEQNDAG VTVTYTEKEK EVTAQFDKLI VSIGRVPHTA GLGADAVGLG LDERGYVKVE
SHYRTNLKGI YAIGDVIGGA MLAHKAEEEG VALAEMLAGQ AGHVNYDVIP WVIYTSPEIA
WAGLTEKAAK DAGHKVKTGQ FPFSANGRAL GHGDPRGFVK VVADADTDKL LGVHMVGPNV
SELIGETVAI MEFGGSSEDL ARTIHAHPTL SEVVKEAALA ADKRALHM
//