Geminivirus DNA replication

  • Gutierrez C
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accumulating evidence indicates that viral DNA repli-Abstract. Geminiviruses are DNA viruses which infect plants. They have a small genome and encode only a cation is somehow coupled to the cell cycle regulatory network of the infected cell. For these reasons, gemi-few proteins. Therefore, their DNA replication cycle niviruses are excellent model systems to understand the relies largely on the use of cellular DNA replication proteins. The strategy used by geminiviruses to repli-regulation of DNA replication and cell cycle in plant cate their single-stranded DNA (ssDNA) genome con-cells. Recent years have witnessed significant progress in the identification of cis-acting signals and their in-sists of a first stage of conversion of ssDNA into teraction with trans-acting factors that contribute to double-stranded DNA (dsDNA) intermediates and, then, the use of dsDNA as a template to amplify viral geminivirus origin function. These and other aspects of dsDNA and to produce mature ssDNA genomes by a the geminivirus DNA replication cycle will be re-viewed. rolling-circle replication mechanism. In addition, the

Author-supplied keywords

  • DNA replication
  • Geminivirus
  • Plant
  • Protein-DNA complex
  • Rolling circle
  • Transcription

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  • C. Gutierrez

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