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    1. Biochemistry and Chemical Biology

    Cross-talk between PRMT1-mediated methylation and ubiquitylation on RBM15 controls RNA splicing

    Li Zhang, Ngoc-Tung Tran ... Xinyang Zhao
    Inhibiting PRMT1 enzymatic activity promotes megakaryocyte terminal differentiation via RBM15-mediated RNA metabolism, which is dysregulated in hematological malignancies.
    1. Structural Biology and Molecular Biophysics

    Fidaxomicin jams Mycobacterium tuberculosis RNA polymerase motions needed for initiation via RbpA contacts

    Hande Boyaci, James Chen ... Elizabeth A Campbell
    Cryo-electron microscopy structures show how the clinically used antimicrobial fidaxomicin binds and inhibits Mycobacterium tuberculosis RNA polymerase by acting like a doorstop to jam the enzyme in an open conformation via the general transcription factor RbpA.
    1. Genetics and Genomics

    Expansion of the circadian transcriptome in Brassica rapa and genome-wide diversification of paralog expression patterns

    Kathleen Greenham, Ryan C Sartor ... C Robertson McClung
    Whole genome duplication in Brassica rapa is accompanied by both expansion of the circadian transcriptome and widespread temporal reconfiguration of gene regulatory networks consistent with subfunctionalization among pairs of paralogs.
    1. Chromosomes and Gene Expression

    Chromatin-associated RNA sequencing (ChAR-seq) maps genome-wide RNA-to-DNA contacts

    Jason C Bell, David Jukam ... Aaron F Straight
    ChAR-seq is a massively parallelized de novo RNA mapping assay, which is capable of generating hundreds to thousands of RNA-binding maps with no a priori knowledge of target RNAs.
    1. Biochemistry and Chemical Biology
    2. Microbiology and Infectious Disease

    GE23077 binds to the RNA polymerase ‘i’ and ‘i+1’ sites and prevents the binding of initiating nucleotides

    Yu Zhang, David Degen ... Richard H Ebright
    The cyclic-peptide antibiotic GE23077 inhibits bacterial RNA polymerase through a novel target that exhibits low susceptibility to target-based resistance and that enables synthesis of bipartite inhibitors that are exceptionally potent and refractory to target-based resistance.
    1. Chromosomes and Gene Expression
    2. Genetics and Genomics

    FMRP promotes RNA localization to neuronal projections through interactions between its RGG domain and G-quadruplex RNA sequences

    Raeann Goering, Laura I Hudish ... J Matthew Taliaferro
    The molecular determinants for neuronal subcellular RNA transport by FMRP are defined, with interactions between RNA G-quadruplexes and the RGG domain of FMRP being of critical importance.
    1. Biochemistry and Chemical Biology
    2. Structural Biology and Molecular Biophysics

    Structure and function of the mycobacterial transcription initiation complex with the essential regulator RbpA

    Elizabeth A Hubin, Allison Fay ... Elizabeth A Campbell
    The essential mycobacterial transcription factor RbpA interacts with promoter DNA and cooperates with another essential transcription factor, CarD, to stimulate the formation of an intermediate leading to the open promoter complex.
    1. Developmental Biology
    2. Stem Cells and Regenerative Medicine

    Single-cell RNA sequencing reveals cellular and molecular heterogeneity in fibrocartilaginous enthesis formation

    Tao Zhang, Liyang Wan ... Hongbin Lu
    Single-cell RNA sequencing to delineate the comprehensive postnatal RC enthesis growth from as early as postnatal day 1 to postnatal day 56.
    1. Structural Biology and Molecular Biophysics
    2. Developmental Biology

    Drosophila Nanos acts as a molecular clamp that modulates the RNA-binding and repression activities of Pumilio

    Chase A Weidmann, Chen Qiu ... Aaron C Goldstrohm
    Crystal structures of Nanos bound to Pumilio and target RNAs demonstrate how Nanos forms a molecular clamp to alter Pumilio RNA regulation and specificity in embryonic development and germline maintenance.
    1. Biochemistry and Chemical Biology
    2. Chromosomes and Gene Expression

    APE1 recruits ATRIP to ssDNA in an RPA-dependent and -independent manner to promote the ATR DNA damage response

    Yunfeng Lin, Jia Li ... Shan Yan
    Distinct interactions of AP endonuclease 1 with single-stranded DNA gaps and ATRIP and RPA protein complex address an outstanding question in the field of genome integrity regarding how ATR/ATRIP complex recruits onto damage site for ATR DNA damage response signaling.