ID X2H6Y5_9NEIS Unreviewed; 546 AA.
AC X2H6Y5;
DT 11-JUN-2014, integrated into UniProtKB/TrEMBL.
DT 11-JUN-2014, sequence version 1.
DT 24-JAN-2024, entry version 45.
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=SALWKB2_0788 {ECO:0000313|EMBL:AHN28170.1};
OS Snodgrassella alvi wkB2.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Neisseriales; Neisseriaceae;
OC Snodgrassella.
OX NCBI_TaxID=1196094 {ECO:0000313|EMBL:AHN28170.1, ECO:0000313|Proteomes:UP000019668};
RN [1] {ECO:0000313|EMBL:AHN28170.1, ECO:0000313|Proteomes:UP000019668}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=WkB2 {ECO:0000313|EMBL:AHN28170.1};
RX PubMed=25053814;
RA Kwong W.K., Engel P., Koch H., Moran N.A.;
RT "Genomics and host specialization of honey bee and bumble bee gut
RT symbionts.";
RL Proc. Natl. Acad. Sci. U.S.A. 111:11509-11514(2014).
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:ARBA00000925,
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; CP007446; AHN28170.1; -; Genomic_DNA.
DR RefSeq; WP_025330389.1; NZ_CP091515.1.
DR AlphaFoldDB; X2H6Y5; -.
DR STRING; 1196094.SALWKB2_0788; -.
DR GeneID; 32536181; -.
DR KEGG; salv:SALWKB2_0788; -.
DR PATRIC; fig|1196094.4.peg.788; -.
DR HOGENOM; CLU_016733_10_0_4; -.
DR OrthoDB; 9805770at2; -.
DR Proteomes; UP000019668; Chromosome.
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 ECO:0000313|EMBL:AHN28170.1};
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:AHN28170.1};
KW Repeat {ECO:0000256|ARBA:ARBA00022737};
KW Transferase {ECO:0000256|RuleBase:RU361137, ECO:0000313|EMBL:AHN28170.1}.
FT DOMAIN 4..78
FT /note="Lipoyl-binding"
FT /evidence="ECO:0000259|PROSITE:PS50968"
FT DOMAIN 111..185
FT /note="Lipoyl-binding"
FT /evidence="ECO:0000259|PROSITE:PS50968"
FT DOMAIN 247..284
FT /note="Peripheral subunit-binding (PSBD)"
FT /evidence="ECO:0000259|PROSITE:PS51826"
SQ SEQUENCE 546 AA; 57962 MW; D5FC4D41A565EB7B CRC64;
MSQIVEIKVP DIGNYTGVDV IDVAVKVGDS IAVDDTLITL ETDKATMDVP ADKAGVVKEV
LVKVGDKVSE GNVIVKVETS AAASASSSAG TTTEAPVKAT TTEAAGTAAQ SVAVKVPDIG
NFSNVDVIEV DIKVGDDVAV DQTLVTLETD KATMDVPSTV AGKVTAVHVK VGDKVSEGSA
LIEVAVAPAS AAAAPLTPEQ KEASEIKKQV AATPSAENNE LRAEIKSHVP QAFGSSDIDE
KGFEKAHASP SVRKLARELG VDLGRVSGSG RKGRITPVDL REFVKSVMQK VDRGGSGASL
GGGLDLLPWP KVDFSKFGEI EVKELSRIKK ISGQNLARNW VMIPHVTLHE DADMTDLEAF
RKQLNKEWER AGIKVSPLAF IILACVKALQ EFPEFNSSLD GDNLILKKYI HIGFAADTPN
GLVVPVIKNA DQKGLKEITQ ELADMSKRAR EGKLKPQEMQ GASFTISSLG GIGGTGFTPI
VNAPEVAILG VCKSQIKPTW NGKEFEPRLQ CPLSLSFDHR VIDGAAGMRF LVFISQLLAD
FRRVSL
//