Pyrrolysine analogs as substrates for bacterial pyrrolysyl-tRNA synthetase in vitro and in vivo

Hidekazu Katayama, Kayo Nozawa, Osamu Nureki, Yoshiaki Nakahara, Hironobu Hojo

Research output: Contribution to journalArticlepeer-review

13 Scopus citations

Abstract

Pyrrolysine-tRNA Pyl complex is produced by pyrrolysyl- tRNA synthetase (PylRS). In this study, we investigated the substrate specificity of Desulfitobacterium hafnience PylRS. PylRS incorporated various L-lysine derivatives into tRNA Pyl in vitro. In addition, the PylRS/ tRNA Pyl pair introduced these lysine derivatives into the recombinant protein by the Escherichia coli expression system, indicating that this PylRS/tRNA Pyl pair can be used in protein engineering technology.

Original languageEnglish
Pages (from-to)205-208
Number of pages4
JournalBioscience, Biotechnology and Biochemistry
Volume76
Issue number1
DOIs
StatePublished - 2012
Externally publishedYes

Keywords

  • Desulfitobacterium hafnience
  • Pyrrolysine
  • Pyrrolysyl-tRNA synthetase

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