scholarly journals Recognition of Polyadenosine RNA by the Zinc Finger Domain of Nuclear Poly(A) RNA-binding Protein 2 (Nab2) Is Required for Correct mRNA 3′-End Formation*

2010 ◽  
Vol 285 (34) ◽  
pp. 26022-26032 ◽  
Author(s):  
Seth M. Kelly ◽  
Sara W. Leung ◽  
Luciano H. Apponi ◽  
Anna M. Bramley ◽  
Elizabeth J. Tran ◽  
...  
2016 ◽  
Vol 12 (10) ◽  
pp. 4717-4725 ◽  
Author(s):  
Davide Tavella ◽  
Laura M. Deveau ◽  
Troy W. Whitfield ◽  
Francesca Massi

eLife ◽  
2015 ◽  
Vol 4 ◽  
Author(s):  
Thomas Pohlmann ◽  
Sebastian Baumann ◽  
Carl Haag ◽  
Mario Albrecht ◽  
Michael Feldbrügge

An emerging theme in cellular logistics is the close connection between mRNA and membrane trafficking. A prominent example is the microtubule-dependent transport of mRNAs and associated ribosomes on endosomes. This coordinated process is crucial for correct septin filamentation and efficient growth of polarised cells, such as fungal hyphae. Despite detailed knowledge on the key RNA-binding protein and the molecular motors involved, it is unclear how mRNAs are connected to membranes during transport. Here, we identify a novel factor containing a FYVE zinc finger domain for interaction with endosomal lipids and a new PAM2-like domain required for interaction with the MLLE domain of the key RNA-binding protein. Consistently, loss of this FYVE domain protein leads to specific defects in mRNA, ribosome, and septin transport without affecting general functions of endosomes or their movement. Hence, this is the first endosomal component specific for mRNP trafficking uncovering a new mechanism to couple mRNPs to endosomes.


RNA ◽  
2014 ◽  
Vol 20 (5) ◽  
pp. 681-688 ◽  
Author(s):  
Seth M. Kelly ◽  
Sara W. Leung ◽  
ChangHui Pak ◽  
Ayan Banerjee ◽  
Kenneth H. Moberg ◽  
...  

2016 ◽  
Vol 291 (43) ◽  
pp. 22442-22459 ◽  
Author(s):  
Callie P. Wigington ◽  
Kevin J. Morris ◽  
Laura E. Newman ◽  
Anita H. Corbett

Gene ◽  
2009 ◽  
Vol 439 (1-2) ◽  
pp. 71-78 ◽  
Author(s):  
Sara W. Leung ◽  
Luciano H. Apponi ◽  
Omar E. Cornejo ◽  
Chad M. Kitchen ◽  
Sandro R. Valentini ◽  
...  

2012 ◽  
Vol 369 (2) ◽  
pp. 177-190 ◽  
Author(s):  
Amanda Charlesworth ◽  
Tomomi M. Yamamoto ◽  
Jonathan M. Cook ◽  
Kevin D. Silva ◽  
Cassandra V. Kotter ◽  
...  

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