ID A0A1G6VGW6_9BURK Unreviewed; 531 AA.
AC A0A1G6VGW6;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 27-MAR-2024, entry version 19.
DE RecName: Full=Acetyltransferase component of pyruvate dehydrogenase complex {ECO:0000256|RuleBase:RU361137};
DE EC=2.3.1.12 {ECO:0000256|RuleBase:RU361137};
GN ORFNames=SAMN05444679_11182 {ECO:0000313|EMBL:SDD52862.1};
OS Variovorax sp. CF079.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC Comamonadaceae; Variovorax.
OX NCBI_TaxID=1882774 {ECO:0000313|EMBL:SDD52862.1, ECO:0000313|Proteomes:UP000198763};
RN [1] {ECO:0000313|EMBL:SDD52862.1, ECO:0000313|Proteomes:UP000198763}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CF079 {ECO:0000313|EMBL:SDD52862.1,
RC ECO:0000313|Proteomes:UP000198763};
RA de Groot N.N.;
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: The pyruvate dehydrogenase complex catalyzes the overall
CC conversion of pyruvate to acetyl-CoA and CO(2). It contains multiple
CC copies of three enzymatic components: pyruvate dehydrogenase (E1),
CC dihydrolipoamide acetyltransferase (E2) and lipoamide dehydrogenase
CC (E3). {ECO:0000256|ARBA:ARBA00025211}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=acetyl-CoA + N(6)-[(R)-dihydrolipoyl]-L-lysyl-[protein] = CoA
CC + N(6)-[(R)-S(8)-acetyldihydrolipoyl]-L-lysyl-[protein];
CC Xref=Rhea:RHEA:17017, Rhea:RHEA-COMP:10475, Rhea:RHEA-COMP:10478,
CC ChEBI:CHEBI:57287, ChEBI:CHEBI:57288, ChEBI:CHEBI:83100,
CC ChEBI:CHEBI:83111; EC=2.3.1.12;
CC Evidence={ECO:0000256|ARBA:ARBA00043782,
CC ECO:0000256|RuleBase:RU361137};
CC -!- COFACTOR:
CC Name=(R)-lipoate; Xref=ChEBI:CHEBI:83088;
CC Evidence={ECO:0000256|RuleBase:RU361137};
CC Note=Binds 2 lipoyl cofactors covalently.
CC {ECO:0000256|RuleBase:RU361137};
CC -!- SUBUNIT: Forms a 24-polypeptide structural core with octahedral
CC symmetry. {ECO:0000256|ARBA:ARBA00011484,
CC ECO:0000256|RuleBase:RU361137}.
CC -!- SIMILARITY: Belongs to the 2-oxoacid dehydrogenase family.
CC {ECO:0000256|ARBA:ARBA00007317, ECO:0000256|RuleBase:RU361137}.
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DR EMBL; FMZU01000011; SDD52862.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1G6VGW6; -.
DR STRING; 1882774.SAMN05444679_11182; -.
DR OrthoDB; 9805770at2; -.
DR Proteomes; UP000198763; Unassembled WGS sequence.
DR GO; GO:0045254; C:pyruvate dehydrogenase complex; IEA:UniProtKB-UniRule.
DR GO; GO:0004742; F:dihydrolipoyllysine-residue acetyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006096; P:glycolytic process; IEA:UniProtKB-KW.
DR CDD; cd06849; lipoyl_domain; 2.
DR Gene3D; 2.40.50.100; -; 2.
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; IPR006256; AcTrfase_Pyrv_DH_cplx.
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 NCBIfam; TIGR01348; PDHac_trf_long; 1.
DR PANTHER; PTHR43178; DIHYDROLIPOAMIDE ACETYLTRANSFERASE COMPONENT OF PYRUVATE DEHYDROGENASE COMPLEX; 1.
DR PANTHER; PTHR43178:SF2; DIHYDROLIPOYLLYSINE-RESIDUE ACETYLTRANSFERASE COMPONENT OF PYRUVATE DEHYDROGENASE COMPLEX; 1.
DR Pfam; PF00198; 2-oxoacid_dh; 1.
DR Pfam; PF00364; Biotin_lipoyl; 2.
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; 2.
DR PROSITE; PS50968; BIOTINYL_LIPOYL; 2.
DR PROSITE; PS00189; LIPOYL; 2.
DR PROSITE; PS51826; PSBD; 1.
PE 3: Inferred from homology;
KW Acyltransferase {ECO:0000256|RuleBase:RU361137};
KW Glycolysis {ECO:0000256|ARBA:ARBA00023152, ECO:0000256|RuleBase:RU361137};
KW Lipoyl {ECO:0000256|ARBA:ARBA00022823, ECO:0000256|RuleBase:RU361137};
KW Pyruvate {ECO:0000313|EMBL:SDD52862.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000198763};
KW Repeat {ECO:0000256|ARBA:ARBA00022737};
KW Transferase {ECO:0000256|RuleBase:RU361137, ECO:0000313|EMBL:SDD52862.1}.
FT DOMAIN 4..78
FT /note="Lipoyl-binding"
FT /evidence="ECO:0000259|PROSITE:PS50968"
FT DOMAIN 109..183
FT /note="Lipoyl-binding"
FT /evidence="ECO:0000259|PROSITE:PS50968"
FT DOMAIN 225..262
FT /note="Peripheral subunit-binding (PSBD)"
FT /evidence="ECO:0000259|PROSITE:PS51826"
SQ SEQUENCE 531 AA; 54904 MW; 68C3D8772392AF7A CRC64;
MSNAIDIKVP DIGDFSDVPV IEIFVKPGDT VKAEDPLVSL ESDKATMDVP APRGGVVESI
AVKLGDKVSE GSVIMTFKAE GGAAAPAPAE AAKPSVSAAP SATSAPAGVA EVRVPDIGDF
KDVPVIEIFV KVGDTVKAED PLVSLESDKA TMDVPAPLSG VVTAIGIKIG DKVSEGSVIL
SLATGDAPAA SAAAPAPAAS AAPAPAQAAA AAGGAIDEAA FALAYAGPAV RKLARELGVD
LGKLKGTGEH GRIVRADVEA FAKGGGATAA PAAGKAAAAP AGGGVGGIDL LPWPKVDFAK
FGPTERKELS RIKKISAANL HRNWVVIPHV TTHDEADITE LEPFRVQMNK ELEKSGVKIS
MLPFMMKAAV AALKKFPEFN ASLDGDALVL KNYWHIGFAA DTPNGLMVPV IRDADRKTVP
EIAKEMGELA KLARDGKLKP DQMSGGTFTI SSLGGIGGIY FTPIINAPEV AIMGVCKSYW
KQHSSDGKTY TSRLTLPLSL SWDHRVIDGA AAARFNVYFA NVLADLRRVL F
//