Article
Requirement of RNA binding of mammalian eukaryotic translation initiation factor 4GI (eIF4GI) for efficient interaction of eIF4E with the mRNA cap.
Molecular and cellular biology - 1 Mar 2009
Yanagiya Akiko, Svitkin Yuri V, Shibata Shoichiro, Mikami Satoshi, Imataka Hiroaki, Sonenberg Nahum
Abstract excerpt
Eukaryotic mRNAs possess a 5'-terminal cap structure (cap), m(7)GpppN, which facilitates ribosome binding. The cap is bound by eukaryotic translation initiation factor 4F (eIF4F), which is composed of eIF4E, eIF4G, and eIF4A. eIF4E is the cap-binding subunit, eIF4A is an RNA helicase, and eIF4G is a scaffolding protein that bridges between the mRNA and ribosome. eIF4G contains an RNA-binding domain, which was...
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