Maureen Akinyi
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maureenakinyi.bsky.social
Maureen Akinyi
@maureenakinyi.bsky.social
RNA Biologist | Fascinated by Spliceosomes and Splicing mechanisms | ❤️ Dogs 🐕 and Nature | Leading Edge Fellow | Postdoc @ Baylor College of Medicine
Very excited to share the culmination of this wonderful collaborative effort, which reveals a mechanism by which QKI facilitates exon inclusion at transcripts with ‘weak’ 5’ splice sites during cardiogenesis, providing new insight into RBP-mediated splicing regulation www.biorxiv.org/content/10.1...
QKI ensures splicing fidelity during cardiogenesis by engaging the U6 tri-snRNP to activate splicing at weak 5ʹ splice sites
During organogenesis, precise pre-mRNA splicing is essential to assemble tissue architecture. Many developmentally essential exons bear weak 5'splice sites (5'SS) yet are spliced with high precision, ...
www.biorxiv.org
September 8, 2025 at 6:08 PM
Reposted by Maureen Akinyi
Excited to share some new work from our group - www.biorxiv.org/content/10.1...

A great collaboration with @kurianlab.bsky.social that began with how an RBP (QKI) controls cardiomyocyte function, and led to uncovering a unique mechanism of direct interaction with U6 & the tri-snRNP at weak 5'SS
QKI ensures splicing fidelity during cardiogenesis by engaging the U6 tri-snRNP to activate splicing at weak 5ʹ splice sites
During organogenesis, precise pre-mRNA splicing is essential to assemble tissue architecture. Many developmentally essential exons bear weak 5'splice sites (5'SS) yet are spliced with high precision, ...
www.biorxiv.org
September 8, 2025 at 4:43 PM