Reviewed, UniProtKB/Swiss-Prot Q1R808 (GSH1_ECOUT)

Names and origin

Protein names

Recommended name:
    Glutamate--cysteine ligase
    EC=6.3.2.2
Alternative name(s):
    Gamma-glutamylcysteine synthetase
    Gamma-ECS
      Short name=GCS

Gene names

Name:	gshA
Ordered Locus Names:	UTI89_C3050

Organism

Escherichia coli (strain UTI89 / UPEC) [Complete proteome] [HAMAP]

Taxonomic identifier

364106 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Escherichia

Protein attributes

Sequence length	518 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Inferred from homology.

General annotation (Comments)

Catalytic activity	ATP + L-glutamate + L-cysteine = ADP + phosphate + gamma-L-glutamyl-L-cysteine. HAMAP MF_00578
Pathway	Sulfur metabolism; glutathione biosynthesis; glutathione from L-cysteine and L-glutamate: step 1/2. HAMAP MF_00578
Sequence similarities	Belongs to the glutamate--cysteine ligase type 1 family. Type 1 subfamily.

Ontologies

Keywords
Biological process	Glutathione biosynthesis
Ligand	ATP-binding Nucleotide-binding
Molecular function	Ligase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	glutathione biosynthetic process Inferred from electronic annotation. Source: HAMAP
Molecular function	ATP binding Inferred from electronic annotation. Source: UniProtKB-KW glutamate-cysteine ligase activity Inferred from electronic annotation. Source: HAMAP
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 518	518	Glutamate--cysteine ligase HAMAP MF_00578		PRO_1000025171

Sequences

	Sequence		Length	Mass (Da)
	Q1R808-1 [UniParc]. Last modified May 16, 2006. Version 1. Checksum: 4E58C447B4D7FF16	FASTA	518	58,269
	10 20 30 40 50 60 MIPDVSQALA WLEKHPQALK GIQRGLERET LRVNADGTLA TTGHPEALGS ALTHKWITTD 70 80 90 100 110 120 FAEALLEFIT PVDGDIEHML TFMRDLHRYT ARNMGDERMW PLSMPCYIAE GQDIELAQYG 130 140 150 160 170 180 TSNTGRFKTL YREGLKNRYG ALMQTISGVH YNFSLPMAFW QAKCGDISGA DAKEKISAGY 190 200 210 220 230 240 FRVIRNYYRF GWVIPYLFGA SPAICSSFLQ GKPTSLPFEK TECGMYYLPY ATSLRLSDLG 250 260 270 280 290 300 YTNKSQSNLG ITFNDLYEYV AGLKQAIKTP SEEYAKIGIE KDGKRLQINS NVLQIENELY 310 320 330 340 350 360 APIRPKRVTR SGESPSDALL RGGIEYIEVR SLDINPFSPI GVDEQQVRFL DLFMVWCALA 370 380 390 400 410 420 DAPEMSSSEL ACTRVNWNRV ILEGRKPGLT LGIGCETAQF PLPQVGKDLF RDLKRVAQTL 430 440 450 460 470 480 DSINGGEAYQ KVCDELVACF DNPDLTFSAR ILRSMIDTGI GGTGKAFAEA YRNLLREEPL 490 500 510 EILREEDFVA EREASERRQQ EMEAADTEPF AVWLEKHA

References

[1]

"Identification of genes subject to positive selection in uropathogenic strains of Escherichia coli: a comparative genomics approach." Chen S.L., Hung C.-S., Xu J., Reigstad C.S., Magrini V., Sabo A., Blasiar D., Bieri T., Meyer R.R., Ozersky P., Armstrong J.R., Fulton R.S., Latreille J.P., Spieth J., Hooton T.M., Mardis E.R., Hultgren S.J., Gordon J.I. Proc. Natl. Acad. Sci. U.S.A. 103:5977-5982(2006) [PubMed: 16585510] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBLGenBankDDBJ	CP000243 Genomic DNA. Translation: ABE08506.1.
RefSeq	YP_542037.1.
3D structure databases
SMR	Q1R808. Positions 1-515.
ModBase	Search...
Genome annotation databases
GeneID	3990585.
GenomeReviews	Gene locus UTI89_C3050 in contig CP000243_GR.
KEGG	eci:UTI89_C3050.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	Q1R808.
OMA	Q1R808. EYIEVRA.
Enzyme and pathway databases
BioCyc	ECOL364106:UTI89_C3050-MON.
Family and domain databases
HAMAP	MF_00578. [Tree]
InterPro	IPR007370. Glu_cys_ligase. IPR006334. Glut_cys_ligase. [Graphical view]
Pfam	PF04262. Glu_cys_ligase. 1 hit. [Graphical view]
TIGRFAMs	TIGR01434. glu_cys_ligase. 1 hit.
ProtoNet	Search...

Entry information

Entry name

GSH1_ECOUT

Accession

Primary (citable) accession number: Q1R808

Entry history

Integrated into UniProtKB/Swiss-Prot:	January 15, 2008
Last sequence update:	May 16, 2006
Last modified:	June 16, 2009
This is version 19 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)