The Mrs1 splicing factor binds the bI3 group I intron at each of two tetraloop-receptor motifs.

Most large ribozymes require protein cofactors in order to function efficiently. The yeast mitochondrial bI3 group I intron requires two proteins for efficient splicing, Mrs1 and the bI3 maturase. Mrs1 has evolved from DNA junction resolvases to function as an RNA cofactor for at least two group I i...

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Bibliographic Details
Main Authors: Caia D S Duncan, Kevin M Weeks
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2010-02-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC2813881?pdf=render