Article
Tropism switching in Bordetella bacteriophage defines a family of diversity-generating retroelements.
Nature - 23 Sept 2004
Doulatov Sergei, Hodes Asher, Dai Lixin, Mandhana Neeraj, Liu Minghsun, Deora Rajendar, Simons Robert W, Zimmerly Steven, Miller Jeff F
Abstract excerpt
Bordetella bacteriophages generate diversity in a gene that specifies host tropism. This microevolutionary adaptation is produced by a genetic element that combines the basic retroelement life cycle of transcription, reverse transcription and integration with site-directed, adenine-specific mutagenesis. Central to this process is a reverse transcriptase-mediated exchange between two repeats; one serving as a...
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