PORA_THEMA
ID PORA_THEMA Reviewed; 392 AA.
AC O05651;
DT 15-DEC-1998, integrated into UniProtKB/Swiss-Prot.
DT 01-AUG-1998, sequence version 2.
DT 03-AUG-2022, entry version 125.
DE RecName: Full=Pyruvate synthase subunit PorA;
DE EC=1.2.7.1;
DE AltName: Full=Pyruvate oxidoreductase alpha chain;
DE Short=POR;
DE AltName: Full=Pyruvic-ferredoxin oxidoreductase subunit alpha;
GN Name=porA; OrderedLocusNames=TM_0017;
OS Thermotoga maritima (strain ATCC 43589 / DSM 3109 / JCM 10099 / NBRC 100826
OS / MSB8).
OC Bacteria; Thermotogae; Thermotogales; Thermotogaceae; Thermotoga.
OX NCBI_TaxID=243274;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA], AND PROTEIN SEQUENCE OF 1-43.
RC STRAIN=ATCC 43589 / DSM 3109 / JCM 10099 / NBRC 100826 / MSB8;
RX PubMed=8550425; DOI=10.1128/jb.178.1.248-257.1996;
RA Kletzin A., Adams M.W.W.;
RT "Molecular and phylogenetic characterization of pyruvate and 2-
RT ketoisovalerate ferredoxin oxidoreductases from Pyrococcus furiosus and
RT pyruvate ferredoxin oxidoreductase from Thermotoga maritima.";
RL J. Bacteriol. 178:248-257(1996).
RN [2]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 43589 / DSM 3109 / JCM 10099 / NBRC 100826 / MSB8;
RX PubMed=10360571; DOI=10.1038/20601;
RA Nelson K.E., Clayton R.A., Gill S.R., Gwinn M.L., Dodson R.J., Haft D.H.,
RA Hickey E.K., Peterson J.D., Nelson W.C., Ketchum K.A., McDonald L.A.,
RA Utterback T.R., Malek J.A., Linher K.D., Garrett M.M., Stewart A.M.,
RA Cotton M.D., Pratt M.S., Phillips C.A., Richardson D.L., Heidelberg J.F.,
RA Sutton G.G., Fleischmann R.D., Eisen J.A., White O., Salzberg S.L.,
RA Smith H.O., Venter J.C., Fraser C.M.;
RT "Evidence for lateral gene transfer between Archaea and Bacteria from
RT genome sequence of Thermotoga maritima.";
RL Nature 399:323-329(1999).
RN [3]
RP PROTEIN SEQUENCE OF 1-43, AND CHARACTERIZATION.
RC STRAIN=ATCC 43589 / DSM 3109 / JCM 10099 / NBRC 100826 / MSB8;
RX PubMed=8305426; DOI=10.1021/bi00170a019;
RA Blamey J.M., Adams M.W.W.;
RT "Characterization of an ancestral type of pyruvate ferredoxin
RT oxidoreductase from the hyperthermophilic bacterium, Thermotoga maritima.";
RL Biochemistry 33:1000-1007(1994).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=CoA + 2 oxidized [2Fe-2S]-[ferredoxin] + pyruvate = acetyl-CoA
CC + CO2 + H(+) + 2 reduced [2Fe-2S]-[ferredoxin]; Xref=Rhea:RHEA:12765,
CC Rhea:RHEA-COMP:10000, Rhea:RHEA-COMP:10001, ChEBI:CHEBI:15361,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:16526, ChEBI:CHEBI:33737,
CC ChEBI:CHEBI:33738, ChEBI:CHEBI:57287, ChEBI:CHEBI:57288; EC=1.2.7.1;
CC -!- SUBUNIT: Heterotetramer of one alpha, one beta, one delta and one gamma
CC chain.
CC -!- SEQUENCE CAUTION:
CC Sequence=AAD35111.1; Type=Erroneous initiation; Evidence={ECO:0000305};
CC Sequence=CAA59457.1; Type=Erroneous initiation; Evidence={ECO:0000305};
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DR EMBL; X85171; CAA59457.1; ALT_INIT; Genomic_DNA.
DR EMBL; AE000512; AAD35111.1; ALT_INIT; Genomic_DNA.
DR PIR; D59427; C72427.
DR RefSeq; NP_227833.1; NC_000853.1.
DR RefSeq; WP_004082460.1; NZ_CP011107.1.
DR AlphaFoldDB; O05651; -.
DR SMR; O05651; -.
DR STRING; 243274.THEMA_04715; -.
DR EnsemblBacteria; AAD35111; AAD35111; TM_0017.
DR KEGG; tma:TM0017; -.
DR PATRIC; fig|243274.5.peg.15; -.
DR eggNOG; COG0674; Bacteria.
DR InParanoid; O05651; -.
DR OMA; WNDQQDS; -.
DR BioCyc; MetaCyc:MON-423; -.
DR BRENDA; 1.2.7.1; 6331.
DR Proteomes; UP000008183; Chromosome.
DR GO; GO:0019164; F:pyruvate synthase activity; IEA:UniProtKB-EC.
DR GO; GO:0006979; P:response to oxidative stress; IBA:GO_Central.
DR CDD; cd07034; TPP_PYR_PFOR_IOR-alpha_like; 1.
DR Gene3D; 3.40.50.920; -; 1.
DR InterPro; IPR033412; PFOR_II.
DR InterPro; IPR002880; Pyrv_Fd/Flavodoxin_OxRdtase_N.
DR InterPro; IPR029061; THDP-binding.
DR InterPro; IPR009014; Transketo_C/PFOR_II.
DR Pfam; PF17147; PFOR_II; 1.
DR Pfam; PF01855; POR_N; 1.
DR SUPFAM; SSF52518; SSF52518; 1.
DR SUPFAM; SSF52922; SSF52922; 1.
PE 1: Evidence at protein level;
KW Direct protein sequencing; Oxidoreductase; Reference proteome.
FT CHAIN 1..392
FT /note="Pyruvate synthase subunit PorA"
FT /id="PRO_0000099902"
SQ SEQUENCE 392 AA; 44112 MW; ACEF0E34C9EC1818 CRC64;
MERVVERVAV TGAEAVANAM RQIEPDVVAA YPITPQTPIV EYFARFVADG VVRTEMIPVE
SEHSAMSAVV GAAAAGARAM TATSANGLAL MHEIVYIAAS YRLPIVMPVV NRALSGPINI
HCDHSDAMAE RDSGWIQLFA ETNQEAYDFT ILAVRLAEHE DVRLPVMVNL DGFILSHGVE
PVEFYPDELV KKFVGELKPM YPLLDTEHPV TWGPLDLYDY YFEHKRQQIE AMENVKKVFP
EIAKEFEETF GRKYWFVEPY RMEDAEHVMV ALGSTNSTIK YVVDELREEG YKVGSLKIWM
FRPFPKEQLQ ELLNGRKSVV VLDRAVSFGA EAPLYEAVKS ALYEVAARPM LGSYVYGLGG
RDIKPEHIRK AFEDAINGNL IADEQRYLGL RE
