Polyadenylation in mammalian mitochondria: Insights from recent studies

Takashi Nagaike, Tsutomu Suzuki, Takuya Ueda*

*Corresponding author for this work

Research output: Contribution to journalReview articlepeer-review

33 Citations (Scopus)

Abstract

Polyadenylation in animal mitochondria is very unique. Unlike other systems, polyadenylation is needed to generate UAA stop codons that are not encoded in mitochondrial (mt) DNA. In some cases, polyadenylation is required for the mt tRNA maturation by editing of its 3′ termini. Furthermore, recent studies on human mt poly(A) polymerase (PAP) and PNPase provide new insights and questions for the regulatory mechanism and functional role of polyadenylation in human mitochondria.

Original languageEnglish
Pages (from-to)266-269
Number of pages4
JournalBiochimica et Biophysica Acta - Gene Regulatory Mechanisms
Volume1779
Issue number4
DOIs
Publication statusPublished - 2008 Apr
Externally publishedYes

Keywords

  • Mitochondrial
  • Poly(A) polymerase
  • Polyadenylation
  • mRNA stability

ASJC Scopus subject areas

  • Biophysics
  • Structural Biology
  • Biochemistry
  • Molecular Biology
  • Genetics

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