Cleavage of non-tRNA substrates by eukaryal tRNA splicing endonucleases (Articolo in rivista)

Type
Label
  • Cleavage of non-tRNA substrates by eukaryal tRNA splicing endonucleases (Articolo in rivista) (literal)
Anno
  • 2001-01-01T00:00:00+01:00 (literal)
Alternative label
  • Fruscoloni P., Baldi M.I.,Tocchini-Valentini G.P. (2001)
    Cleavage of non-tRNA substrates by eukaryal tRNA splicing endonucleases
    in EMBO reports (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Fruscoloni P., Baldi M.I.,Tocchini-Valentini G.P. (literal)
Pagina inizio
  • 217 (literal)
Pagina fine
  • 221 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 2 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#descrizioneSinteticaDelProdotto
  • Pubblicazione su rivista internazionale (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • CNR-Istituto di Biologia Cellulare (literal)
Titolo
  • Cleavage of non-tRNA substrates by eukaryal tRNA splicing endonucleases (literal)
Abstract
  • Eukaryal tRNA splicing endonucleases use the mature domains of pre-tRNAs as their primary recognition elements. However, they can also cleave in a mode that is independent of the mature domain, when substrates are able to form the bulge-helix-bulge structure (BHB), which is cleaved by archaeal tRNA endonucleases. We present evidence that the eukaryal enzymes cleave their substrates after forming a structure that resembles the BHB. Consequently, these enzymes can cleave substrates that lack the mature domain altogether. That raises the possibility that these enzymes could also cleave non-tRNA substrates that already have a BHB. As predicted, they can do so, both in vitro and in vivo. (literal)
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