ID   PORA_METJA              Reviewed;         389 AA.
AC   Q57715;
DT   30-MAY-2000, integrated into UniProtKB/Swiss-Prot.
DT   01-NOV-1996, sequence version 1.
DT   05-MAY-2009, entry version 51.
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=MJ0267;
OS   Methanocaldococcus jannaschii (Methanococcus jannaschii).
OC   Archaea; Euryarchaeota; Methanococci; Methanococcales;
OC   Methanocaldococcaceae; Methanocaldococcus.
OX   NCBI_TaxID=2190;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440;
RX   MEDLINE=96337999; PubMed=8688087; DOI=10.1126/science.273.5278.1058;
RA   Bult C.J., White O., Olsen G.J., Zhou L., Fleischmann R.D.,
RA   Sutton G.G., Blake J.A., FitzGerald L.M., Clayton R.A., Gocayne J.D.,
RA   Kerlavage A.R., Dougherty B.A., Tomb J.-F., Adams M.D., Reich C.I.,
RA   Overbeek R., Kirkness E.F., Weinstock K.G., Merrick J.M., Glodek A.,
RA   Scott J.L., Geoghagen N.S.M., Weidman J.F., Fuhrmann J.L., Nguyen D.,
RA   Utterback T.R., Kelley J.M., Peterson J.D., Sadow P.W., Hanna M.C.,
RA   Cotton M.D., Roberts K.M., Hurst M.A., Kaine B.P., Borodovsky M.,
RA   Klenk H.-P., Fraser C.M., Smith H.O., Woese C.R., Venter J.C.;
RT   "Complete genome sequence of the methanogenic archaeon, Methanococcus
RT   jannaschii.";
RL   Science 273:1058-1073(1996).
CC   -!- CATALYTIC ACTIVITY: Pyruvate + CoA + 2 oxidized ferredoxin =
CC       acetyl-CoA + CO(2) + 2 reduced ferredoxin + 2 H(+).
CC   -!- SUBUNIT: Heterotetramer of one alpha, one beta, one delta and one
CC       gamma chain (By similarity).
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DR   EMBL; L77117; AAB98254.1; -; Genomic_DNA.
DR   PIR; D64333; D64333.
DR   RefSeq; NP_247239.1; -.
DR   GeneID; 1451121; -.
DR   GenomeReviews; L77117_GR; MJ0267.
DR   KEGG; mja:MJ0267; -.
DR   NMPDR; fig|243232.1.peg.276; -.
DR   TIGR; MJ0267; -.
DR   HOGENOM; Q57715; -.
DR   OMA; Q57715; LYQASGM.
DR   BioCyc; MJAN243232:MJ_0267-MON; -.
DR   BRENDA; 1.2.7.1; 256362.
DR   GO; GO:0009055; F:electron carrier activity; IEA:InterPro.
DR   GO; GO:0019164; F:pyruvate synthase activity; IEA:EC.
DR   GO; GO:0055114; P:oxidation reduction; IEA:UniProtKB-KW.
DR   InterPro; IPR002880; Pyrv_Fd/Flavodoxin_OxRdtase_N.
DR   InterPro; IPR015941; Transketolase_C-like.
DR   Gene3D; G3DSA:3.40.50.920; Transketo_C_like; 1.
DR   Pfam; PF01855; POR_N; 1.
PE   3: Inferred from homology;
KW   Complete proteome; Oxidoreductase.
FT   CHAIN         1    389       Pyruvate synthase subunit porA.
FT                                /FTId=PRO_0000099896.
SQ   SEQUENCE   389 AA;  42971 MW;  2CAA3DDE3EB0F5A9 CRC64;
     METMCEVKVI TGTSAAAEAA KLADVDVIAA YPITPQTTCV EKLAEFVANG ELDAEYIKVE
     SEHSAMSACI GAAATGARTF TATASQGLAL MHEMLFIASG MRLPIVMMVA NRALSAPINI
     WNDHQDSIAE RDSGWIQIYV EDNQETLDSI IQAYKIAENE DVLLPVMVCL DGFILTHTVE
     PVTIPKAERV REFLGVYEPK HAYLDPDRPI TQGPVGVPDC YMETRKQIEE AMERAKKVIR
     DVNEEFAEWF KRKYGNGLVE AYNLDNADTV LVAMGSVCGT IKYVIDELKK EGKNVGLLRI
     RAFRPFPKED VKELLKDANN IAVLDKNISL GFNKGALGIE MASILKNKKV CNYIVGLGGR
     DIKIDDIKTI INHVEKAEDD STLWVGLKE
//