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cysS [2019-06-06 17:00:47]
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cysS [2019-06-06 17:00:47]

cysteine-tRNA synthetase
locus
BSU00940
pI
5.07
mw
53.74 kDa
protein length
466 aa Sequence Blast
gene length
1401 bp Sequence Blast
function
translation
product
cysteine-tRNA synthetase
essential
yes
ec
6.1.1.16
synonyms
snpA
Outlinks
KEGGBsubCycSubtiListUniProtExpression Browser

Genomic Context

      

categories

  • [category|SW 3|Information processing] → [category|SW 3.3|Protein synthesis, modification and degradation] → [category|SW 3.3.1|Translation] → [category|SW 3.3.1.10|Aminoacyl-tRNA synthetases]
  • [category|SW 6|Groups of genes] → [category|SW 6.1|Essential genes]

    • Gene

    Coordinates
    113,450 → 114,850

    Phenotypes of a mutant

  • essential [Pubmed|12682299]

    • The protein

    Catalyzed reaction/ biological activity

  • ATP + L-cysteine + tRNA(Cys) = AMP + diphosphate + L-cysteinyl-tRNA(Cys) (according to Swiss-Prot)

    • Protein family

  • [SW|Class-I aminoacyl-tRNA synthetase family] (according to UniProt)

    • Modification

  • phosphorylation on Ser-270 [Pubmed|17218307]

    • Structure

  • [PDB|1U0B] (from ''Escherichia coli'', 42% identity, 56% similarity) [Pubmed|15489861]

    • [SW|Localization]

  • cytoplasm (according to Swiss-Prot)

    • Expression and Regulation

    Operons

    genes
    [gene|132E91DB8C81CD8C4F5160B2C068B74DA10AE224|gltX]-[gene|5B9D5DA130DC3654F386684156BDC350DD05DB60|cysE]-[gene|E5826A99769E2FE45959A9D623D6467A8DDDEB81|cysS]-[gene|031FDF8443A8A4D5B042B7591EBE2E6C74F07702|mrnC]-[gene|8CB595F84D00D1262EB13E6CF47BE6F00EDE16A5|yacO]-[gene|172652156ABFE72D5BAAC22729CE17CA947538B5|yacP]
    description
    [Pubmed|7510287]

    sigma factors

  • [protein|360F48D576DE950DF79C1A2677B7A35A8D8CC30C|SigA]: sigma factor, [Pubmed|7510287], in [regulon|360F48D576DE950DF79C1A2677B7A35A8D8CC30C|SigA regulon]

    • regulatory mechanism

  • [regulon|T-box|T-box]: transcription antitermination, overlaps a transcription terminator upstream of [gene|5B9D5DA130DC3654F386684156BDC350DD05DB60|cysE], in [regulon|T-box|T-box]

    • regulation

  • expression transiently increases in the forespore [Pubmed|22848659]
  • the [SW|T-box] RNA is degraded by [protein|872CCB5A49C9000BD95E4B0472556D5F60F7D7A4|RNase Y] [pubmed|29794222]
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    References

  • 19258532,17218307,7510287