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thrZ [Mon May 16 2016 17:01:00 GMT+0200 (CEST)]
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thrZ [Mon May 16 2016 17:01:00 GMT+0200 (CEST)]

threonyl-tRNA synthetase (minor)
locus
BSU37560
pI
5.00
mw
73.00 kDa
function
translation
product
threonyl-tRNA synthetase (minor)
essential
no
ec
6.1.1.3
synonyms
thrS2

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]
  • [SW|Categories] containing this gene/protein

  • [SW|translation]
  • This gene is a member of the following [SW|regulons]

  • [SW|T-box]
  • Gene

    Coordinates on the chromosome (coding sequence)
    3,854,256 -> 3,856,172

    The protein

    Catalyzed reaction/ biological activity

  • ATP L-threonine tRNA(Thr) = AMP diphosphate L-threonyl-tRNA(Thr) (according to Swiss-Prot)
  • Protein family

  • class-II aminoacyl-tRNA synthetase family (according to Swiss-Prot)
  • Paralogous protein(s)

  • [protein|search|ThrS], one of the two proteins has to be present for viability [Pubmed|17114254]
  • Structure

  • [PDB|1TJE] (from ''Escherichia coli'', 43% identity, 65% similarity) [Pubmed|15525511]
  • [SW|Localization]

  • cytoplasm (according to Swiss-Prot)
  • Additional information

  • :
  • subject to Clp-dependent proteolysis upon glucose starvation [http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&dopt=Abstract&list_uids=17981983 PubMed]
  • Expression and Regulation

    Operon

  • ''[protein|search|thrZ]-[protein|search|ywhA]'' [Pubmed|1379177]
  • [SW|Sigma factor]

  • [protein|search|SigA] [Pubmed|1379177]
  • Regulation

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

  • [protein|search|T-box]: [SW|RNA switch], transcriptional antitermination [Pubmed|19258532]
  • Additional information

  • subject to Clp-dependent proteolysis upon glucose starvation [http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&dopt=Abstract&list_uids=17981983 PubMed]
  • the amount of the mRNA is substantially decreased upon depletion of [Rny|search|RNase Y] [PubMed|21815947]
  • References

  • 19258532,8288542,1379177,17114254,21815947