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    1. Biochemistry and Chemical Biology
    2. Chromosomes and Gene Expression

    The elemental mechanism of transcriptional pausing

    Jason Saba, Xien Yu Chua ... Robert Landick
    Biochemical analyses of transcription complexes, including kinetic studies and probes of translocational and conformational states, establish the elemental mechanism of pausing, which underlies regulation of gene expression in all organisms.
    1. Medicine

    Late-life restoration of mitochondrial function reverses cardiac dysfunction in old mice

    Ying Ann Chiao, Huiliang Zhang ... Peter Rabinovitch
    Mitochondrial-targeted SS-31 peptide ameliorates mitochondrial dysfunction and rescues pre-existing cardiac dysfunction in old mice, supporting the translational potential of mitochondrial protective interventions to treat age-related diseases.
    1. Biochemistry and Chemical Biology
    2. Chromosomes and Gene Expression

    Novel mechanistic insights into the role of Mer2 as the keystone of meiotic DNA break formation

    Dorota Rousová, Vaishnavi Nivsarkar ... John R Weir
    Mer2 interacts directly with meiotic chromatin, axial proteins, and the DNA break forming machinery to facilitate the formation of meiotic double-strand breaks.
    1. Biochemistry and Chemical Biology

    The linear ubiquitin chain assembly complex (LUBAC) generates heterotypic ubiquitin chains

    Alan Rodriguez Carvajal, Irina Grishkovskaya ... Fumiyo Ikeda
    The E3 ubiquitin ligase complex linear ubiquitin chain assembly complex (LUBAC) forms a branched chain on linear ubiquitin chains depending on the RING-in-between-RING-type E3 ligase heme-oxidized IRP2 ubiquitin ligase 1 (HOIL-1L).
    1. Chromosomes and Gene Expression

    Caenorhabditis elegans nuclear RNAi factor SET-32 deposits the transgenerational histone modification, H3K23me3

    Lianna Schwartz-Orbach, Chenzhen Zhang ... Sam G Gu
    H3K23me3 is a RNAi-mediated transgenerationally heritable heterochromatin mark in Caenorhabditis elegans.
    1. Cancer Biology
    2. Cell Biology

    Chromatin topology defines estradiol-primed progesterone receptor and PAX2 binding in endometrial cancer cells

    Alejandro La Greca, Nicolás Bellora ... Patricia Saragüeta
    Binding of progesterone receptor and transcription factor PAX2 to pre-assembled permissive chromatin compartments regulates endometrial cancer gene expression under estrogenic conditions.
    1. Medicine
    2. Neuroscience

    scAAVengr, a transcriptome-based pipeline for quantitative ranking of engineered AAVs with single-cell resolution

    Bilge E Öztürk, Molly E Johnson ... Leah C Byrne
    A transcriptome-based pipeline (scAAVengr) quantifies and ranks competing adeno-associated viral vectors in primate retina, and mouse brain, heart, and liver, simultaneously and across all cell types, in the same animal, with single-cell resolution.
    1. Cell Biology
    2. Developmental Biology

    Splicing factor SRSF1 is essential for homing of precursor spermatogonial stem cells in mice

    Longjie Sun, Zheng Lv ... Jiali Liu
    SRSF1 plays a critical role in posttranscriptional regulation to implement homing of precursor spermatogonial stem cells.
    1. Neuroscience

    Endogenous Syngap1 alpha splice forms promote cognitive function and seizure protection

    Murat Kilinc, Vineet Arora ... Gavin Rumbaugh
    Alternatively spliced C-terminal protein sequences encoded by the Syngap1 gene exhibit unique biochemical and functional properties in vivo, which explain in part how individual isoforms can promote cognitive functions and seizure protection.
    1. Biochemistry and Chemical Biology

    Selective inhibition reveals the regulatory function of DYRK2 in protein synthesis and calcium entry

    Tiantian Wei, Jue Wang ... Xiaoguang Lei
    A potent and selective DYRK2 inhibitor has been developed and used as a chemical tool to reveal eukaryotic translation initiation factor 4E-binding protein 1 (4E-BP1) and stromal interaction molecule 1 (STIM1) are new substrates for DYRK2.