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    Article

    The chromatin remodeller ACF acts as a dimeric motor to space nucleosomes

    Evenly spaced nucleosomes directly correlate with condensed chromatin and gene silencing. The ATP-dependent chromatin assembly factor (ACF) forms such structures in vitro and is required for silencing in vivo. AC...

    Lisa R. Racki, Janet G. Yang, Nariman Naber, Peretz D. Partensky, Ashley Acevedo in Nature (2009)

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    Article

    Cricket paralysis virus antagonizes Argonaute 2 to modulate antiviral defense in Drosophila

    Some viruses carry suppressors to inhibit host response to infection through the RNAi pathways. Previously the insect virus DCV was found to target host response by inhibiting Drosophila Dicer function. The relat...

    Arabinda Nayak, Bassam Berry, Michel Tassetto in Nature Structural & Molecular Biology (2010)

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    Article

    Mutational and fitness landscapes of an RNA virus revealed through population sequencing

    A new approach to accurately determine mutation frequencies with RNA virus populations called circular sequencing (CirSeq) has been developed; a study of the genetic composition of populations of poliovirus sh...

    Ashley Acevedo, Leonid Brodsky, Raul Andino in Nature (2014)

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    Article

    Library preparation for highly accurate population sequencing of RNA viruses

    NGS error rates are very low in libraries prepared by CirSeq, allowing ultra-rare genetic variant detection in populations. Sequencing errors are easily identified as replicates of a particular sequence are ph...

    Ashley Acevedo, Raul Andino in Nature Protocols (2014)

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    Open Access

    Hsp90 shapes protein and RNA evolution to balance trade-offs between protein stability and aggregation

    Acquisition of mutations is central to evolution; however, the detrimental effects of most mutations on protein folding and stability limit protein evolvability. Molecular chaperones, which suppress aggregatio...

    Ron Geller, Sebastian Pechmann, Ashley Acevedo, Raul Andino in Nature Communications (2018)