ID A0A0A1MK56_9BACI Unreviewed; 420 AA.
AC A0A0A1MK56;
DT 04-FEB-2015, integrated into UniProtKB/TrEMBL.
DT 04-FEB-2015, sequence version 1.
DT 27-MAR-2024, entry version 42.
DE RecName: Full=Dihydrolipoyllysine-residue succinyltransferase component of 2-oxoglutarate dehydrogenase complex {ECO:0000256|ARBA:ARBA00019511, ECO:0000256|RuleBase:RU361138};
DE EC=2.3.1.61 {ECO:0000256|ARBA:ARBA00012945, ECO:0000256|RuleBase:RU361138};
DE AltName: Full=2-oxoglutarate dehydrogenase complex component E2 {ECO:0000256|RuleBase:RU361138};
GN Name=odhB_2 {ECO:0000313|EMBL:CEI83478.1};
GN ORFNames=BN997_03393 {ECO:0000313|EMBL:CEI83478.1};
OS Oceanobacillus oncorhynchi.
OC Bacteria; Bacillota; Bacilli; Bacillales; Bacillaceae; Oceanobacillus.
OX NCBI_TaxID=545501 {ECO:0000313|EMBL:CEI83478.1, ECO:0000313|Proteomes:UP000040453};
RN [1] {ECO:0000313|EMBL:CEI83478.1, ECO:0000313|Proteomes:UP000040453}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Oc5 {ECO:0000313|EMBL:CEI83478.1,
RC ECO:0000313|Proteomes:UP000040453};
RA Urmite Genomes Urmite Genomes;
RL Submitted (NOV-2014) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: E2 component of the 2-oxoglutarate dehydrogenase (OGDH)
CC complex which catalyzes the second step in the conversion of 2-
CC oxoglutarate to succinyl-CoA and CO(2). {ECO:0000256|ARBA:ARBA00004052,
CC ECO:0000256|RuleBase:RU361138}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=N(6)-[(R)-dihydrolipoyl]-L-lysyl-[2-oxoglutarate dehydrogenase
CC complex component E2] + succinyl-CoA = CoA + N(6)-[(R)-S(8)-
CC succinyldihydrolipoyl]-L-lysyl-[2-oxoglutarate dehydrogenase complex
CC component E2]; Xref=Rhea:RHEA:15213, Rhea:RHEA-COMP:10581, Rhea:RHEA-
CC COMP:10582, ChEBI:CHEBI:57287, ChEBI:CHEBI:57292, ChEBI:CHEBI:83100,
CC ChEBI:CHEBI:83120; EC=2.3.1.61;
CC Evidence={ECO:0000256|ARBA:ARBA00043693,
CC ECO:0000256|RuleBase:RU361138};
CC -!- COFACTOR:
CC Name=(R)-lipoate; Xref=ChEBI:CHEBI:83088;
CC Evidence={ECO:0000256|RuleBase:RU361138};
CC Note=Binds 1 lipoyl cofactor covalently.
CC {ECO:0000256|RuleBase:RU361138};
CC -!- PATHWAY: Amino-acid degradation; L-lysine degradation via saccharopine
CC pathway; glutaryl-CoA from L-lysine: step 6/6.
CC {ECO:0000256|ARBA:ARBA00005145, ECO:0000256|RuleBase:RU361138}.
CC -!- SUBUNIT: Forms a 24-polypeptide structural core with octahedral
CC symmetry. Part of the 2-oxoglutarate dehydrogenase (OGDH) complex
CC composed of E1 (2-oxoglutarate dehydrogenase), E2 (dihydrolipoamide
CC succinyltransferase) and E3 (dihydrolipoamide dehydrogenase); the
CC complex contains multiple copies of the three enzymatic components (E1,
CC E2 and E3). {ECO:0000256|ARBA:ARBA00011666}.
CC -!- SIMILARITY: Belongs to the 2-oxoacid dehydrogenase family.
CC {ECO:0000256|ARBA:ARBA00007317, ECO:0000256|RuleBase:RU361138}.
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DR EMBL; CDGG01000001; CEI83478.1; -; Genomic_DNA.
DR RefSeq; WP_042533762.1; NZ_CDGG01000001.1.
DR AlphaFoldDB; A0A0A1MK56; -.
DR STRING; 545501.BN997_03393; -.
DR OrthoDB; 9805770at2; -.
DR UniPathway; UPA00868; UER00840.
DR Proteomes; UP000040453; Unassembled WGS sequence.
DR GO; GO:0045252; C:oxoglutarate dehydrogenase complex; IEA:InterPro.
DR GO; GO:0004149; F:dihydrolipoyllysine-residue succinyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0033512; P:L-lysine catabolic process to acetyl-CoA via saccharopine; IEA:UniProtKB-UniRule.
DR GO; GO:0006099; P:tricarboxylic acid cycle; IEA:UniProtKB-UniRule.
DR CDD; cd06849; lipoyl_domain; 1.
DR Gene3D; 2.40.50.100; -; 1.
DR Gene3D; 3.30.559.10; Chloramphenicol acetyltransferase-like domain; 1.
DR Gene3D; 4.10.320.10; E3-binding domain; 1.
DR InterPro; IPR003016; 2-oxoA_DH_lipoyl-BS.
DR InterPro; IPR001078; 2-oxoacid_DH_actylTfrase.
DR InterPro; IPR000089; Biotin_lipoyl.
DR InterPro; IPR023213; CAT-like_dom_sf.
DR InterPro; IPR036625; E3-bd_dom_sf.
DR InterPro; IPR004167; PSBD.
DR InterPro; IPR011053; Single_hybrid_motif.
DR InterPro; IPR006255; SucB.
DR NCBIfam; TIGR01347; sucB; 1.
DR PANTHER; PTHR43416:SF5; DIHYDROLIPOYLLYSINE-RESIDUE SUCCINYLTRANSFERASE COMPONENT OF 2-OXOGLUTARATE DEHYDROGENASE COMPLEX, MITOCHONDRIAL; 1.
DR PANTHER; PTHR43416; DIHYDROLIPOYLLYSINE-RESIDUE SUCCINYLTRANSFERASE COMPONENT OF 2-OXOGLUTARATE DEHYDROGENASE COMPLEX, MITOCHONDRIAL-RELATED; 1.
DR Pfam; PF00198; 2-oxoacid_dh; 1.
DR Pfam; PF00364; Biotin_lipoyl; 1.
DR Pfam; PF02817; E3_binding; 1.
DR SUPFAM; SSF52777; CoA-dependent acyltransferases; 1.
DR SUPFAM; SSF47005; Peripheral subunit-binding domain of 2-oxo acid dehydrogenase complex; 1.
DR SUPFAM; SSF51230; Single hybrid motif; 1.
DR PROSITE; PS50968; BIOTINYL_LIPOYL; 1.
DR PROSITE; PS00189; LIPOYL; 1.
DR PROSITE; PS51826; PSBD; 1.
PE 3: Inferred from homology;
KW Acyltransferase {ECO:0000256|ARBA:ARBA00023315,
KW ECO:0000256|RuleBase:RU361138};
KW Lipoyl {ECO:0000256|ARBA:ARBA00022823, ECO:0000256|RuleBase:RU361138};
KW Reference proteome {ECO:0000313|Proteomes:UP000040453};
KW Transferase {ECO:0000256|RuleBase:RU361138, ECO:0000313|EMBL:CEI83478.1};
KW Tricarboxylic acid cycle {ECO:0000256|ARBA:ARBA00022532,
KW ECO:0000256|RuleBase:RU361138}.
FT DOMAIN 1..76
FT /note="Lipoyl-binding"
FT /evidence="ECO:0000259|PROSITE:PS50968"
FT DOMAIN 124..161
FT /note="Peripheral subunit-binding (PSBD)"
FT /evidence="ECO:0000259|PROSITE:PS51826"
FT REGION 59..188
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 81..115
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 128..162
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 169..188
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 420 AA; 46288 MW; 0545049C079CE9B2 CRC64;
MQEIKIPELA ESITEGTIAE WLVKEGDKVE KGDAIVELET DKVNVEVNSE FSGVIAEITS
NEGEDVSVGD IIGKLDENGE AGASSGKEES KTEEADKNEE APKEAPKEEP KQEAAPEQSN
GDVIASPAAR KRARELGIDL SEVQTRDPLG RVRPDDVNAH NNAPKKESAP SKPAKKEEPK
SEKTEFDKPV ERVKMTRRRQ TIAKNLVEVQ HNTAMLTTFN EVDMTSVMEL RKQRKDKFLE
KNGVKLGFMS FFAKAVVGAL KEFPLLNAEI QGNELVIKKF YDIGIAVSTD DGLVVPVVRD
ADRKDFAGIE QDIVDLGTKA RDNKLSLNDL QGGSFTITNG GTFGSMMSTP ILNAPQVGIL
GMHNIIKRPI AMPDDSIEVR PMMYIALSYD HRIVDGKEAV QFLVRIKEML EDPYDLLLEG
//