cap snatching

名词 n.

英文释义

名词 n.
  1. Removal of the start of a strand of host cell RNA to serve as the 5' cap of viral mRNA. uncountable
    — Influenza virus furnishes its mRNA with this structure by a cap-snatching mechanism, in which the viral polymerase cleaves host mRNA endonucleolytically 10–13 nucleotides from the 5′ end and utilizes the capped fragment as a primer to synthesize viral transcripts.
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