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Aminoacyl-tRNA synthetases database.

M Szymanski1, M A Deniziak, J Barciszewski

  • 1Institute of Bioorganic Chemistry of the Polish Academy of Sciences, Noskowskiego 12/14, 61-704 Poznan, Poland.

Nucleic Acids Research
|January 11, 2000
PubMed
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Aminoacyl-tRNA synthetases (AARSs) are ancient enzymes crucial for protein synthesis and the origin of life. An updated database now compiles 1047 AARS sequences, aiding evolutionary studies.

Area of Science:

  • Biochemistry
  • Evolutionary Biology
  • Genomics

Background:

  • Aminoacyl-tRNA synthetases (AARSs) are ancient enzymes essential for protein synthesis, linking nucleic acids and proteins.
  • Their role in accurately deciphering the genetic code makes them central to understanding the origin of life.
  • Historically, analyzing AARS evolutionary history was limited by the scarcity of sequence data.

Purpose of the Study:

  • To introduce an updated database of Aminoacyl-tRNA synthetases (AARSs).
  • To provide a comprehensive compilation of known AARS primary structures for research.

Main Methods:

  • Compilation of 1047 AARS primary structures from diverse organisms (archaebacteria, eubacteria, mitochondria, chloroplasts, eukaryotic cells).
  • Database accessibility via the World Wide Web (WWW).

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Main Results:

  • The updated AARS database contains 1047 primary structures.
  • This represents a significant expansion of available sequence data for AARS research.

Conclusions:

  • The AARS database serves as a valuable resource for studying the evolution of these fundamental enzymes.
  • Genomic advancements have enabled a clearer understanding of synthetase evolution, facilitated by comprehensive databases.