ID A0A0C1MYC6_9RICK Unreviewed; 406 AA.
AC A0A0C1MYC6;
DT 01-APR-2015, integrated into UniProtKB/TrEMBL.
DT 01-APR-2015, sequence version 1.
DT 27-MAR-2024, entry version 41.
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=sucB_2 {ECO:0000313|EMBL:KIE04911.1};
GN ORFNames=NF27_EY00070 {ECO:0000313|EMBL:KIE04911.1};
OS Candidatus Jidaibacter acanthamoeba.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rickettsiales;
OC Candidatus Midichloriaceae; Jidaibacter.
OX NCBI_TaxID=86105 {ECO:0000313|EMBL:KIE04911.1, ECO:0000313|Proteomes:UP000031258};
RN [1] {ECO:0000313|EMBL:KIE04911.1, ECO:0000313|Proteomes:UP000031258}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=UWC36 {ECO:0000313|EMBL:KIE04911.1,
RC ECO:0000313|Proteomes:UP000031258};
RA Schulz F., Martijn J., Wascher F., Kostanjsek R., Ettema T.J., Horn M.;
RT "A Rickettsiales Symbiont of Amoebae With Ancient Features.";
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 -!- SIMILARITY: Belongs to the 2-oxoacid dehydrogenase family.
CC {ECO:0000256|ARBA:ARBA00007317, ECO:0000256|RuleBase:RU361138}.
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:KIE04911.1}.
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DR EMBL; JSWE01000124; KIE04911.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A0C1MYC6; -.
DR STRING; 86105.NF27_EY00070; -.
DR PATRIC; fig|86105.3.peg.1075; -.
DR UniPathway; UPA00868; UER00840.
DR Proteomes; UP000031258; 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 Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU361138};
KW Tricarboxylic acid cycle {ECO:0000256|ARBA:ARBA00022532,
KW ECO:0000256|RuleBase:RU361138}.
FT DOMAIN 15..90
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 91..111
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 406 AA; 43939 MW; DEB6B309AE4EDC94 CRC64;
MRLTLLNLNF GVKMSVNIVV PPLGESVTEA TIAKWHKKEG EFINVDELLV EIETDKVTLE
VNAPASGTIG EIKSKEGDLV KVGQLLGTMS EGNSKAAAQP TQAEAPKSAP QSIALSPAYS
SDKILSPAAN KLAAEKGVDV NQITGSGKDG RITKEDVLFP QQAEAITSGS GDNSNREVRV
KMTRLRKTIA QRLKESQNTA AILTTFNEVD MSEAFRIRKL YQEKFQEKHG IKLGFMSFFV
KACVAVLKEI PAVNGSIEGD DIIYKNYYDI GVAVGTEQGL VVPVLRDADK LSFAGVEKGI
ASLGKKARDG KLSMQDMMGG TFSITNGGTY GSLLSTPIIN PPQSGILGMH NIVQRPVAVN
GNVEIRPMMY VALSYDHRII DGKEAVTFLV KIKELVENPE KLLFDI
//