Alphavirus infection triggers selective cytoplasmic translocation of nuclear RBPs with moonlighting antiviral roles

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Abstract

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  1. SciScore for 10.1101/2021.10.06.463336: (What is this?)

    Please note, not all rigor criteria are appropriate for all manuscripts.

    Table 1: Rigor

    NIH rigor criteria are not applicable to paper type.

    Table 2: Resources

    Antibodies
    SentencesResources
    At 18 hpi, cells were fixed and treated for immunofluorescence with α-SINV C antibody at 1:200 dilution and GFP-Booster_Atto488 (ChromoTek GmbH, #gba488-100) at 1:500 dilution following the procedure described in (Garcia-Moreno et al., 2019).
    α-SINV C
    suggested: None
    Experimental Models: Cell Lines
    SentencesResources
    BHK21 and HEK293T cells, for growing virus stocks, were maintained in same conditions.
    BHK21
    suggested: None
    HEK293T
    suggested: CCLV Cat# CCLV-RIE 1018, RRID:CVCL_0063)
    Viral RNA interactome capture: HEK293 cells were grown in sets of 4x15 cm dishes.
    HEK293
    suggested: None
    Immunofluorescence: 1.5x105 HeLa FlpIn/TRex GFP, DDX1-GFP, RTCB-GFP or FAM98A-GFP cells were seeded on pre-washed High Precision Coverslips (Merienfeld, #0107052) and incubated in DMEM with 10% FBS supplemented with 1ug/ml doxycycline for 16 h.
    HeLa
    suggested: None
    Recombinant DNA
    SentencesResources
    Viruses: Alphaviruses used were Sindbis virus that was produced by in vitro transcription from the plasmid pT7svwt (Castello et al., 2006).
    pT7svwt
    suggested: None
    pNL4-3.R-E-Nef-mCherry).
    pNL4-3.R-E-Nef-mCherry
    suggested: None
    DDX1 mutagenesis: The plasmid expressing DDX1-K52A was generated by site-directed mutagenesis using pcDNA5-FRT-TO-eGFP-DDX1 (Garcia-Moreno et al., 2019) as a template.
    pcDNA5-FRT-TO-eGFP-DDX1
    suggested: None
    Peptides were searched against reference Uniport datasets: human proteome (Uniprot_id: UP000005640, downloaded Nov2016) and SINV proteome derived from pT7-SVwt plasmid.
    pT7-SVwt
    suggested: None
    Software and Algorithms
    SentencesResources
    MaxQuant search was performed with “match between run” only activated in the search of cytoplasmic and nuclear fractions samples.
    MaxQuant
    suggested: (MaxQuant, RRID:SCR_014485)
    Analysis of RBP binding preferences with ENCODE eCLIP data: eCLIP bed files were downloaded from the ENCODE database use ENCODExplorer on 07/04/21.
    ENCODE
    suggested: (Encode, RRID:SCR_015482)
    This was achieved using the findOverlaps function from the genomicRanges package to align coordinates of eCLIP hits with genome annotations.
    genomicRanges
    suggested: (GenomicRanges, RRID:SCR_000025)
    Intrinsically disordered regions and Pfam RNA-binding domains analysis: Prediction of intrinsically disordered regions were obtained from MobiDB done by MobiDB-lite method (Piovesan et al., 2021).
    MobiDB
    suggested: (MobiDB, RRID:SCR_014542)

    Results from OddPub: Thank you for sharing your data.


    Results from LimitationRecognizer: An explicit section about the limitations of the techniques employed in this study was not found. We encourage authors to address study limitations.

    Results from TrialIdentifier: No clinical trial numbers were referenced.


    Results from Barzooka: We did not find any issues relating to the usage of bar graphs.


    Results from JetFighter: We did not find any issues relating to colormaps.


    Results from rtransparent:
    • Thank you for including a conflict of interest statement. Authors are encouraged to include this statement when submitting to a journal.
    • Thank you for including a funding statement. Authors are encouraged to include this statement when submitting to a journal.
    • No protocol registration statement was detected.

    Results from scite Reference Check: We found no unreliable references.


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