Article
Prion variants and species barriers among Saccharomyces Ure2 proteins.
Genetics - 1 Mar 2009
Edskes Herman K, McCann Lindsay M, Hebert Andrea M, Wickner Reed B
Abstract excerpt
As hamster scrapie cannot infect mice, due to sequence differences in their PrP proteins, we find "species barriers" to transmission of the [URE3] prion in Saccharomyces cerevisiae among Ure2 proteins of S. cerevisiae, paradoxus, bayanus, cariocanus, and mikatae on the basis of differences among their Ure2p prion domain sequences. The rapid variation of the N-terminal Ure2p prion domains results in protection...
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