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valS [Mon May 16 2016 16:17:41 GMT+0200 (CEST)]
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valS [Mon May 16 2016 16:17:41 GMT+0200 (CEST)]

valyl-tRNA synthetase
locus
BSU28090
pI
4.00
mw
101.00 kDa
function
translation
product
valyl-tRNA synthetase
essential
yes
ec
6.1.1.9
synonyms

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]
  • [category|SW 6|Groups of genes] → [category|SW 6.11|Efp-dependent proteins]
  • [SW|Categories] containing this gene/protein

  • [SW|translation], [SW|essential genes], [SW|most abundant proteins]
  • This gene is a member of the following [SW|regulons]

  • [SW|T-box], [SW|Efp-dependent proteins]
  • Gene

    Coordinates on the chromosome (coding sequence)
    2,866,664 -> 2,869,306

    Phenotypes of a mutant

  • essential [Pubmed|12682299]
  • The protein

    Catalyzed reaction/ biological activity

  • ATP L-valine tRNA(Val) = AMP diphosphate L-valyl-tRNA(Val) (according to Swiss-Prot)
  • Protein family

  • ValS type 1 subfamily (according to Swiss-Prot)
  • Structure

  • [PDB|1IYW] (from ''Thermus thermophilus'', 41% identity, 60% similarity) [Pubmed|12554880]
  • Expression and Regulation

    Operon

  • ''[protein|search|valS]-[protein|search|folC]'' [Pubmed|9098041]
  • [SW|Sigma factor]

  • [protein|search|SigA] [Pubmed|9098041]
  • Regulation

  • induced by valine limitation ([protein|search|T-box]) [Pubmed|9098041,19258532]
  • Regulatory mechanism

  • [protein|search|T-box]: [SW|riboswitch], transcription termination/antitermination [Pubmed|9098041,19258532]
  • Additional information

  • [protein|search|translation] is likely to require [protein|search|Efp] due to the presence of several consecutive proline residues [PubMed|23239624,23239623]
  • belongs to the 100 [[most abundant proteins]] [PubMed|15378759]
  • References

    Reviews

  • 19258532
  • Original Publications

  • 9098041,15378759,25310979