Reviewed, UniProtKB/Swiss-Prot Q57715 (PORA_METJA)

Names and origin

Protein names

Recommended name:
    Pyruvate synthase subunit porA
    EC=1.2.7.1
Alternative name(s):
    Pyruvate oxidoreductase alpha chain
      Short name=POR
    Pyruvic-ferredoxin oxidoreductase subunit alpha

Gene names

Name:	porA
Ordered Locus Names:	MJ0267

Organism

Methanocaldococcus jannaschii (Methanococcus jannaschii) [Complete proteome] [HAMAP]

Taxonomic identifier

2190 [NCBI]

Taxonomic lineage

Archaea › Euryarchaeota › Methanococci › Methanococcales › Methanocaldococcaceae › Methanocaldococcus

Protein attributes

Sequence length	389 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Inferred from homology.

General annotation (Comments)

Catalytic activity	Pyruvate + CoA + 2 oxidized ferredoxin = acetyl-CoA + CO2 + 2 reduced ferredoxin + 2 H+.
Subunit structure	Heterotetramer of one alpha, one beta, one delta and one gamma chain By similarity.

Ontologies

Keywords
Molecular function	Oxidoreductase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	oxidation reduction Inferred from electronic annotation. Source: UniProtKB-KW
Molecular function	electron carrier activity Inferred from electronic annotation. Source: InterPro pyruvate synthase activity Inferred from electronic annotation. Source: EC
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 389	389	Pyruvate synthase subunit porA		PRO_0000099896

Sequences

	Sequence		Length	Mass (Da)
	Q57715-1 [UniParc]. Last modified November 1, 1996. Version 1. Checksum: 2CAA3DDE3EB0F5A9	FASTA	389	42,971
	10 20 30 40 50 60 METMCEVKVI TGTSAAAEAA KLADVDVIAA YPITPQTTCV EKLAEFVANG ELDAEYIKVE 70 80 90 100 110 120 SEHSAMSACI GAAATGARTF TATASQGLAL MHEMLFIASG MRLPIVMMVA NRALSAPINI 130 140 150 160 170 180 WNDHQDSIAE RDSGWIQIYV EDNQETLDSI IQAYKIAENE DVLLPVMVCL DGFILTHTVE 190 200 210 220 230 240 PVTIPKAERV REFLGVYEPK HAYLDPDRPI TQGPVGVPDC YMETRKQIEE AMERAKKVIR 250 260 270 280 290 300 DVNEEFAEWF KRKYGNGLVE AYNLDNADTV LVAMGSVCGT IKYVIDELKK EGKNVGLLRI 310 320 330 340 350 360 RAFRPFPKED VKELLKDANN IAVLDKNISL GFNKGALGIE MASILKNKKV CNYIVGLGGR 370 380 DIKIDDIKTI INHVEKAEDD STLWVGLKE

References

[1]

"Complete genome sequence of the methanogenic archaeon, Methanococcus jannaschii." Bult C.J., White O., Olsen G.J., Zhou L., Fleischmann R.D., Sutton G.G., Blake J.A., FitzGerald L.M., Clayton R.A., Gocayne J.D., Kerlavage A.R., Dougherty B.A., Tomb J.-F., Adams M.D., Reich C.I., Overbeek R., Kirkness E.F., Weinstock K.G. , Merrick J.M., Glodek A., Scott J.L., Geoghagen N.S.M., Weidman J.F., Fuhrmann J.L., Nguyen D., Utterback T.R., Kelley J.M., Peterson J.D., Sadow P.W., Hanna M.C., Cotton M.D., Roberts K.M., Hurst M.A., Kaine B.P., Borodovsky M., Klenk H.-P., Fraser C.M., Smith H.O., Woese C.R., Venter J.C. Science 273:1058-1073(1996) [PubMed: 8688087] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440.

Cross-references

Sequence databases
EMBLGenBankDDBJ	L77117 Genomic DNA. Translation: AAB98254.1.
PIR	D64333.
RefSeq	NP_247239.1.
3D structure databases
ModBase	Search...
Genome annotation databases
GeneID	1451121.
GenomeReviews	Gene locus MJ0267 in contig L77117_GR.
KEGG	mja:MJ0267.
NMPDR	fig|243232.1.peg.276.
TIGR	MJ0267.
Phylogenomic databases
HOGENOM	Q57715.
OMA	LYQASGM.
Enzyme and pathway databases
BioCyc	MJAN243232:MJ_0267-MON.
BRENDA	1.2.7.1. 256362.
Family and domain databases
InterPro	IPR002880. Pyrv_Fd/Flavodoxin_OxRdtase_N. IPR015941. Transketolase-like_C. [Graphical view]
Gene3D	G3DSA:3.40.50.920. Transketo_C_like. 1 hit.
Pfam	PF01855. POR_N. 1 hit. [Graphical view]
ProtoNet	Search...

Entry information

Entry name

PORA_METJA

Accession

Primary (citable) accession number: Q57715

Entry history

Integrated into UniProtKB/Swiss-Prot:	May 30, 2000
Last sequence update:	November 1, 1996
Last modified:	November 3, 2009
This is version 53 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HAMAP (High-quality Automated and Manual Annotation of microbial Proteomes)