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    1. Biochemistry and Chemical Biology
    2. Cell Biology

    The Lamin B receptor is essential for cholesterol synthesis and perturbed by disease-causing mutations

    Pei-Ling Tsai, Chenguang Zhao ... Christian Schlieker
    Lamin B receptor may provide a long-sought model system enabling unprecedented studies of protein quality control in the nuclear envelope of mammalian cells.
    1. Developmental Biology

    FMNL2 regulates actin for endoplasmic reticulum and mitochondria distribution in oocyte meiosis

    Meng-Hao Pan, Kun-Huan Zhang ... Shao-Chen Sun
    FMNL2 associates with Formin2 and Arp2/3 complex for actin assembly, which further regulates spindle migration and INF2/Cofilin-related organelle dynamics during mammalian oocyte maturation.
    1. Cell Biology
    2. Genetics and Genomics

    Endoplasmic reticulum-associated SKN-1A/Nrf1 mediates a cytoplasmic unfolded protein response and promotes longevity

    Nicolas J Lehrbach, Gary Ruvkun
    SKN-1A/Nrf1 promotes healthy aging by activating protein degradation in response to accumulation of misfolded proteins.
    1. Cell Biology
    2. Structural Biology and Molecular Biophysics

    Structural analysis of the dynamic ribosome-translocon complex

    Aaron JO Lewis, Frank Zhong ... Ramanujan S Hegde
    A combination of cryo-electron microscopy, structure prediction, and evolutionary analyses reveal several functional states of the dynamic protein translocation machinery at the mammalian endoplasmic reticulum.
    1. Cell Biology

    Ubiquitin-dependent folding of the Wnt signaling coreceptor LRP6

    Elsa Perrody, Laurence Abrami ... F Gisou van der Goot
    A novel folding machinery assists transmembrane proteins from the cytosolic side of the endoplasmic reticulum.
    1. Structural Biology and Molecular Biophysics
    2. Cell Biology

    ER retention is imposed by COPII protein sorting and attenuated by 4-phenylbutyrate

    Wenfu Ma, Elena Goldberg, Jonathan Goldberg
    The COPII coat protein, in association with p24 machinery molecules, actively excludes misfolded and resident proteins from endoplasmic reticulum-derived transport vesicles.
    1. Computational and Systems Biology
    2. Microbiology and Infectious Disease

    Functional genomics of lipid metabolism in the oleaginous yeast Rhodosporidium toruloides

    Samuel T Coradetti, Dominic Pinel ... Jeffrey M Skerker
    Using barcoded mutagenesis and a high-throughput genetic screen results in the identification of 150 genes that affect lipid accumulation in a non-model yeast system.
    1. Developmental Biology

    Inhibiting the integrated stress response pathway prevents aberrant chondrocyte differentiation thereby alleviating chondrodysplasia

    Cheng Wang, Zhijia Tan ... Kathryn Song Eng Cheah
    Integrated stress response-induced expression of ATF4 and its transactivation of SOX9 causes aberrant chondrocyte differentiation and skeletal defects which can be alleviated by modulating initiation-factor eIF2α phosphorylation translation control.
    1. Biochemistry and Chemical Biology
    2. Cell Biology

    The autophagic membrane tether ATG2A transfers lipids between membranes

    Shintaro Maeda, Chinatsu Otomo, Takanori Otomo
    The autophagy protein ATG2A tethers membranes and transfers lipids between them, suggesting that autophagosome membranes grow upon the acquisition of lipids from the ER through the ATG2A bridge.
    1. Biochemistry and Chemical Biology
    2. Evolutionary Biology

    Enhanced ER proteostasis and temperature differentially impact the mutational tolerance of influenza hemagglutinin

    Angela M Phillips, Michael B Doud ... Matthew D Shoulders
    Endoplasmic reticulum proteostasis factors enhance the mutational tolerance of influenza hemagglutinin, a model secretory pathway protein and therapeutic target, particularly improving the fitness of temperature-sensitive variants.