TWiV 763: Cap-snatch fever

June 3, 2021

TWiV explains how cap-snatching, the priming of viral mRNA synthesis with fragments of host mRNAs, can lead to the synthesis of novel viral proteins.

Hosts: Vincent Racaniello, Rich Condit, and Kathy Spindler

Click arrow to play
Download TWiV 763 (68 MB .mp3, 114 min)
Subscribe (free): iTunesGoogle PodcastsRSSemail

Become a patron of TWiV!

Links for this episode

Weekly Picks 1:31:33

Kathy Flat pasta that turns into shapes here and here
RichAd Fontes Media Bias Chart (wiki)
VincentMartin Beck police mysteries

Listener Picks

GregStewart Lee on Loch Ness monster

Intro music is by Ronald Jenkees

Send your virology questions and comments to

Leave a Reply

Your email address will not be published. Required fields are marked *

2 comments on “TWiV 763: Cap-snatch fever

  1. hightrekker Jun 7, 2021

    A podcast in a different language.

  2. JJackson Jun 11, 2021

    Q. Is PB1 UFO PB1-F2?
    If the cap snatching is shifting the ORF to the +1 position then PB1-F2 start codon would be bought into play. I recall reading somewhere that this is very highly expressed which seemed odd to me if it is out of frame relative to the PB1 AUG.