ID B8HQ22_CYAP4 Unreviewed; 327 AA.
AC B8HQ22;
DT 03-MAR-2009, integrated into UniProtKB/TrEMBL.
DT 03-MAR-2009, sequence version 1.
DT 27-MAR-2024, entry version 77.
DE RecName: Full=Pyruvate dehydrogenase E1 component subunit beta {ECO:0000256|ARBA:ARBA00016138, ECO:0000256|RuleBase:RU364074};
DE EC=1.2.4.1 {ECO:0000256|ARBA:ARBA00012281, ECO:0000256|RuleBase:RU364074};
GN OrderedLocusNames=Cyan7425_5126 {ECO:0000313|EMBL:ACL47419.1};
OS Cyanothece sp. (strain PCC 7425 / ATCC 29141).
OC Bacteria; Cyanobacteriota; Cyanophyceae; Gomontiellales; Cyanothecaceae;
OC Cyanothece.
OX NCBI_TaxID=395961 {ECO:0000313|EMBL:ACL47419.1};
RN [1] {ECO:0000313|EMBL:ACL47419.1}
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=PCC 7425 {ECO:0000313|EMBL:ACL47419.1};
RG US DOE Joint Genome Institute;
RA Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA Bruce D., Goodwin L., Pitluck S., Sims D., Meineke L., Brettin T.,
RA Detter J.C., Han C., Larimer F., Land M., Hauser L., Kyrpides N.,
RA Ovchinnikova G., Liberton M., Stoeckel J., Banerjee A., Singh A., Page L.,
RA Sato H., Zhao L., Sherman L., Pakrasi H., Richardson P.;
RT "Complete sequence of chromosome Cyanothece sp. PCC 7425.";
RL Submitted (JAN-2009) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: The pyruvate dehydrogenase complex catalyzes the overall
CC conversion of pyruvate to acetyl-CoA and CO2.
CC {ECO:0000256|RuleBase:RU364074}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H(+) + N(6)-[(R)-lipoyl]-L-lysyl-[dihydrolipoyllysine-residue
CC acetyltransferase] + pyruvate = CO2 + N(6)-[(R)-S(8)-
CC acetyldihydrolipoyl]-L-lysyl-[dihydrolipoyllysine-residue
CC acetyltransferase]; Xref=Rhea:RHEA:19189, Rhea:RHEA-COMP:10480,
CC Rhea:RHEA-COMP:10481, ChEBI:CHEBI:15361, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:16526, ChEBI:CHEBI:83099, ChEBI:CHEBI:83111; EC=1.2.4.1;
CC Evidence={ECO:0000256|RuleBase:RU364074};
CC -!- COFACTOR:
CC Name=thiamine diphosphate; Xref=ChEBI:CHEBI:58937;
CC Evidence={ECO:0000256|ARBA:ARBA00001964,
CC ECO:0000256|RuleBase:RU364074};
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DR EMBL; CP001344; ACL47419.1; -; Genomic_DNA.
DR AlphaFoldDB; B8HQ22; -.
DR STRING; 395961.Cyan7425_5126; -.
DR KEGG; cyn:Cyan7425_5126; -.
DR eggNOG; COG0022; Bacteria.
DR HOGENOM; CLU_012907_1_1_3; -.
DR OrthoDB; 9771835at2; -.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0004739; F:pyruvate dehydrogenase (acetyl-transferring) activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006086; P:acetyl-CoA biosynthetic process from pyruvate; IEA:InterPro.
DR CDD; cd07036; TPP_PYR_E1-PDHc-beta_like; 1.
DR Gene3D; 3.40.50.920; -; 1.
DR Gene3D; 3.40.50.970; -; 1.
DR InterPro; IPR027110; PDHB.
DR InterPro; IPR029061; THDP-binding.
DR InterPro; IPR009014; Transketo_C/PFOR_II.
DR InterPro; IPR005475; Transketolase-like_Pyr-bd.
DR InterPro; IPR033248; Transketolase_C.
DR PANTHER; PTHR11624; DEHYDROGENASE RELATED; 1.
DR PANTHER; PTHR11624:SF96; PYRUVATE DEHYDROGENASE E1 COMPONENT SUBUNIT BETA, MITOCHONDRIAL; 1.
DR Pfam; PF02779; Transket_pyr; 1.
DR Pfam; PF02780; Transketolase_C; 1.
DR SMART; SM00861; Transket_pyr; 1.
DR SUPFAM; SSF52518; Thiamin diphosphate-binding fold (THDP-binding); 1.
DR SUPFAM; SSF52922; TK C-terminal domain-like; 1.
PE 4: Predicted;
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|RuleBase:RU364074};
KW Pyruvate {ECO:0000256|ARBA:ARBA00023317, ECO:0000256|RuleBase:RU364074};
KW Thiamine pyrophosphate {ECO:0000256|ARBA:ARBA00023052,
KW ECO:0000256|RuleBase:RU364074}.
FT DOMAIN 4..179
FT /note="Transketolase-like pyrimidine-binding"
FT /evidence="ECO:0000259|SMART:SM00861"
SQ SEQUENCE 327 AA; 35952 MW; A17438AB54E80E60 CRC64;
MAEVLLFNAL RAAIDEEMAR DATVLVMGED VGHYGGSYKV TRGLHEKYGE LRVLDTPIAE
NSFTGMAIGA AMTGLRPIIE GMNMGFLLLA FNQIANNAGM LRYTSGGNFQ IPVVIRGPGG
VGRQLGAEHS QRLEAYFQAV PGLKIVACST PYNAKGLMKA AIRDPNPVLF FEHVLLYNLK
EDLPDEEYLL PLDKAEVVRS GKDVTIITYS RMRHHVLQAV KTLEKSGYDP EVIDLISLKP
LDFATIGQSI RKTHRVIIVE ECMKTGGIAA ELIASINDQF FDELDAPVLR LSSQDIPTPY
NGTLENLTIV QPPQIVEAVQ KIMARKV
//
