Reviewed, UniProtKB/Swiss-Prot P57162 (CYSE_BUCAI)

Names and origin

Protein names

Recommended name:
    Serine acetyltransferase
      Short name=SAT
    EC=2.3.1.30

Gene names

Name:	cysE
Ordered Locus Names:	BU054

Organism

Buchnera aphidicola subsp. Acyrthosiphon pisum (Acyrthosiphon pisum symbiotic bacterium) [Complete proteome] [HAMAP]

Taxonomic identifier

118099 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Buchnera

Protein attributes

Sequence length	274 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Inferred from homology.

General annotation (Comments)

Catalytic activity	Acetyl-CoA + L-serine = CoA + O-acetyl-L-serine.
Pathway	Amino-acid biosynthesis; L-cysteine biosynthesis; L-cysteine from L-serine: step 1/2.
Subcellular location	CytoplasmBy similarity.
Sequence similarities	Belongs to the transferase hexapeptide repeat family.

Ontologies

Keywords
Biological process	Amino-acid biosynthesis Cysteine biosynthesis
Cellular component	Cytoplasm
Domain	Repeat
Molecular function	Acyltransferase Transferase
Technical term	Complete proteome
Gene Ontology (GO)
None. [Check GOA]

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view
Molecule processing
	Chain	1 – 274	274	Serine acetyltransferase

Sequences

	Sequence		Length	Mass (Da)
	P57162-1 [UniParc]. Last modified December 1, 2000. Version 1. Checksum: 553D252F1048B6B1	FASTA	274	30,165
	10 20 30 40 50 60 MCILKISRIW NKILYDVSFL LKKEPILSDF YQSSILQHQS FTSSLSYILS NKLSTSMISE 70 80 90 100 110 120 KKIQGIFDDV YLNDRSILNF IVQDIKAVLK RDPAVNDYLT PLLYLKGFHA LEAYRISHYL 130 140 150 160 170 180 WNTGKKSLSL YLQSRISSEF SVDIHPAAFI GSGVMLDHAT GIVIGEGVTI ENDVSILHSV 190 200 210 220 230 240 TLGGTGKNFS QNRHPTIRKG VVIGAGAKIL GNIEVGSGAK IGAGSIVLKN VPSDVTVVGV 250 260 270 PAKIVSQVSS KKYYSQKKKN SLKYINIFQH GDGI

References

[1]	"Genome sequence of the endocellular bacterial symbiont of aphids Buchnera sp. APS." Shigenobu S., Watanabe H., Hattori M., Sakaki Y., Ishikawa H. Nature 407:81-86(2000) [PubMed: 10993077] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: Tokyo 1998.

Cross-references

Sequence databases
EMBLGenBankDDBJ	BA000003 Genomic DNA. Translation: BAB12777.1.
RefSeq	NP_239891.1.
3D structure databases
ModBase	Search...
Genome annotation databases
GeneID	1109461.
GenomeReviews	Gene locus BU054 in contig BA000003_GR.
KEGG	buc:BU054.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	P57162.
Enzyme and pathway databases
BioCyc	BSP107806:BU054-MON.
Family and domain databases
InterPro	IPR001451. Hexapep_transf. IPR010493. Ser_AcTrfase_N. IPR005881. Ser_O-AcTrfase. [Graphical view]
Pfam	PF00132. Hexapep. 3 hits. PF06426. SATase_N. 1 hit. [Graphical view]
TIGRFAMs	TIGR01172. cysE. 1 hit.
PROSITE	PS00101. HEXAPEP_TRANSFERASES. 1 hit. [Graphical view]
ProDom	P57162. [Graphical view] [Entries sharing at least one domain]
BLOCKS	Search...
Other Resources
ProtoNet	Search...

Entry information

Entry name

CYSE_BUCAI

Accession

Primary (citable) accession number: P57162

Entry history

Integrated into UniProtKB/Swiss-Prot:	December 1, 2000
Last sequence update:	December 1, 2000
Last modified:	July 22, 2008
This is version 42 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)