A putative viral defence mechanism in archaeal cells
Clusters of regularly spaced direct repeats, separated by unconserved spacer sequences, are ubiquitous in archaeal chromosomes and occur in some plasmids. Some clusters constitute around 1% of chromosomal DNA. Similarly structured clusters, generally smaller, also occur in some bacterial chromosomes...
Main Authors: | , , , |
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Format: | Article |
Language: | English |
Published: |
Hindawi Limited
2006-01-01
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Series: | Archaea |
Online Access: | http://dx.doi.org/10.1155/2006/542818 |