ID   DLDH_MANSE              Reviewed;         497 AA.
AC   O18480;
DT   15-JUL-1999, integrated into UniProtKB/Swiss-Prot.
DT   01-JAN-1998, sequence version 1.
DT   03-AUG-2022, entry version 117.
DE   RecName: Full=Dihydrolipoyl dehydrogenase;
DE            EC=1.8.1.4;
DE   AltName: Full=Dihydrolipoamide dehydrogenase;
DE   AltName: Full=E3;
OS   Manduca sexta (Tobacco hawkmoth) (Tobacco hornworm).
OC   Eukaryota; Metazoa; Ecdysozoa; Arthropoda; Hexapoda; Insecta; Pterygota;
OC   Neoptera; Endopterygota; Lepidoptera; Glossata; Ditrysia; Bombycoidea;
OC   Sphingidae; Sphinginae; Sphingini; Manduca.
OX   NCBI_TaxID=7130;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA].
RX   PubMed=9373151; DOI=10.1016/s0378-1119(97)00413-7;
RA   Pullikuth A.K., Gill S.S.;
RT   "Primary structure of an invertebrate dihydrolipoamide dehydrogenase with
RT   phylogenetic relationship to vertebrate and bacterial disulfide
RT   oxidoreductases.";
RL   Gene 200:163-172(1997).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=(R)-N(6)-dihydrolipoyl-L-lysyl-[protein] + NAD(+) = (R)-N(6)-
CC         lipoyl-L-lysyl-[protein] + H(+) + 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   -!- COFACTOR:
CC       Name=FAD; Xref=ChEBI:CHEBI:57692; Evidence={ECO:0000250};
CC       Note=Binds 1 FAD per subunit. {ECO:0000250};
CC   -!- SUBUNIT: Homodimer. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000305}.
CC   -!- MISCELLANEOUS: The active site is a redox-active disulfide bond.
CC   -!- SIMILARITY: Belongs to the class-I pyridine nucleotide-disulfide
CC       oxidoreductase family. {ECO:0000305}.
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DR   EMBL; AF008586; AAB88282.1; -; mRNA.
DR   AlphaFoldDB; O18480; -.
DR   SMR; O18480; -.
DR   PRIDE; O18480; -.
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   GO; GO:0045454; P:cell redox homeostasis; IEA:InterPro.
DR   GO; GO:0006096; P:glycolytic process; IEA:UniProtKB-KW.
DR   Gene3D; 3.30.390.30; -; 1.
DR   Gene3D; 3.50.50.60; -; 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   Pfam; PF07992; Pyr_redox_2; 1.
DR   Pfam; PF02852; Pyr_redox_dim; 1.
DR   PIRSF; PIRSF000350; Mercury_reductase_MerA; 1.
DR   SUPFAM; SSF51905; SSF51905; 1.
DR   SUPFAM; SSF55424; SSF55424; 1.
DR   TIGRFAMs; TIGR01350; lipoamide_DH; 1.
DR   PROSITE; PS00076; PYRIDINE_REDOX_1; 1.
PE   2: Evidence at transcript level;
KW   Cytoplasm; Disulfide bond; FAD; Flavoprotein; Glycolysis; NAD;
KW   Oxidoreductase; Redox-active center.
FT   CHAIN           1..497
FT                   /note="Dihydrolipoyl dehydrogenase"
FT                   /id="PRO_0000068007"
FT   ACT_SITE        475
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000250"
FT   BINDING         60..69
FT                   /ligand="FAD"
FT                   /ligand_id="ChEBI:CHEBI:57692"
FT                   /evidence="ECO:0000250"
FT   BINDING         78
FT                   /ligand="FAD"
FT                   /ligand_id="ChEBI:CHEBI:57692"
FT                   /evidence="ECO:0000250"
FT   BINDING         142
FT                   /ligand="FAD"
FT                   /ligand_id="ChEBI:CHEBI:57692"
FT                   /evidence="ECO:0000250"
FT   BINDING         170..172
FT                   /ligand="FAD"
FT                   /ligand_id="ChEBI:CHEBI:57692"
FT                   /evidence="ECO:0000250"
FT   BINDING         207..214
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000250"
FT   BINDING         230
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000250"
FT   BINDING         264
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000250"
FT   BINDING         302
FT                   /ligand="NAD(+)"
FT                   /ligand_id="ChEBI:CHEBI:57540"
FT                   /evidence="ECO:0000250"
FT   BINDING         343
FT                   /ligand="FAD"
FT                   /ligand_id="ChEBI:CHEBI:57692"
FT                   /evidence="ECO:0000250"
FT   BINDING         349..352
FT                   /ligand="FAD"
FT                   /ligand_id="ChEBI:CHEBI:57692"
FT                   /evidence="ECO:0000250"
FT   DISULFID        69..74
FT                   /note="Redox-active"
FT                   /evidence="ECO:0000250"
SQ   SEQUENCE   497 AA;  53083 MW;  1689E564E165137A CRC64;
     MGYKFLKLAS ASFRNGGVRI VSRQYSTTHD ADLVVIGAGP GGYVAAIKAA QLGMKVVSVE
     KEPSLGGTCL NVGCIPSKAL LHNTHLYHMA KHDFKHRGIE TGEVKFNFKA MMDYKVNAVK
     ALTGGIAMLF QKNKVKLVRG AGTIVAPNKV EVKGEKGVET VNTKNILIAT GSEVTPFPGV
     TFDEKQIITS TGALSLESVP KKMLVIGAGV IGLELGSVYQ RLGADVTAIE FLGSIGGIGI
     DMEVSKDYRI LAKQGMKFKL ETKVLGVKKE GSTVKVEDVS IEGAKGGNKE TMDCDVVLIS
     IGRRPYTKDL GLDKVGIALD DRGRVPVNNK FQTTVPGIYA IGDVIHGPML AHKAEDEGIV
     CVEGIKGMPV HFNYDAIPSV IYTSPEVGWV RKTEEDLKKE GKAYKVRKFP FLANSRAKTN
     GEPDGFVKVL SDKATDVILG THIIGPGGGE LINEAVLAQE YGAAAEDVAR VCHAHPTCAE
     ALREANLAAY CGKPINF