The Guanine Nucleotide Exchange Factor GBF1 Participates in Rotavirus Replication
Author(s) -
José Luis Martínez,
Francesca Arnoldi,
Elisabeth M. Schraner,
Catherine Eichwald,
Daniela SilvaAyala,
Eunjoo H. Lee,
Elizabeth Sztul,
Óscar R. Burrone,
Susana López,
Carlos F. Arias
Publication year - 2019
Publication title -
journal of virology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.617
H-Index - 292
eISSN - 1070-6321
pISSN - 0022-538X
DOI - 10.1128/jvi.01062-19
Subject(s) - biology , guanine nucleotide exchange factor , replication (statistics) , guanine , virology , nucleotide , genetics , rotavirus , gene , virus , gtpase
Rotavirus, a member of the familyReoviridae , is the major cause of severe diarrhea in children and young animals worldwide. Despite significant advances in the characterization of the biology of this virus, the mechanisms involved in morphogenesis of the virus particle are still poorly understood. In this work, we show that the guanine nucleotide exchange factor GBF1, relevant for COPI/Arf1-mediated cellular vesicular transport, participates in the replication cycle of the virus, influencing the correct processing of viral glycoproteins VP7 and NSP4 and the assembly of the virus surface proteins VP7 and VP4.
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