Novel Group I Intron in the tRNA Leu (UAA) Gene of a γ-Proteobacterium Isolated from a Deep Subsurface Environment

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Cyanobacterial tRNA(Leu)(UAA) group I introns have polyphyletic origin.

Self-splicing group I introns in tRNA anticodon loops have been found in diverse groups of bacteria (alpha, beta purple bacteria and cyanobacteria). In particular, the cyanobacterial tRNA(Leu)(UAA) group I introns have attracted considerable attention because of their presumed ancient origin and immobility. In this work, however, we identified tRNA(Leu)(UAA) group I introns in six out of 16 clo...

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ژورنال

عنوان ژورنال: Journal of Bacteriology

سال: 2002

ISSN: 0021-9193,1098-5530

DOI: 10.1128/jb.184.5.1481-1487.2002