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    1. Cell Biology
    2. Microbiology and Infectious Disease

    Protein-lipid interaction at low pH induces oligomerization of the MakA cytotoxin from Vibrio cholerae

    Aftab Nadeem, Alexandra Berg ... Sun Nyunt Wai
    MakA, a pore-forming cytotoxin produced by Vibrio cholerae, forms oligomers and remodels membranes into high-curvature tubes, resulting in membrane integrity loss inside acidified organelle lumens or when cultured with cells in an acidic medium.
    1. Biochemistry and Chemical Biology
    2. Structural Biology and Molecular Biophysics

    Large protein organelles form a new iron sequestration system with high storage capacity

    Tobias W Giessen, Benjamin J Orlando ... Pamela A Silver
    An alternative iron storage system based on a 9.6 megadalton microbial protein compartment is able to sequester and store large amounts of iron.
    1. Structural Biology and Molecular Biophysics

    Cryo-EM structure of the KvAP channel reveals a non-domain-swapped voltage sensor topology

    Xiao Tao, Roderick MacKinnon
    The structure of KvAP addresses a mechanism of voltage-dependent gating that has been debated for 16 years.
    1. Structural Biology and Molecular Biophysics

    Structure-based analysis of CysZ-mediated cellular uptake of sulfate

    Zahra Assur Sanghai, Qun Liu ... Filippo Mancia
    Structures of CysZ show a antiparallel membrane protein with an unanticipated fold and together with functional characterization provide insight into a bacterial sulfate translocating system.
    1. Computational and Systems Biology

    Generative power of a protein language model trained on multiple sequence alignments

    Damiano Sgarbossa, Umberto Lupo, Anne-Florence Bitbol
    An iterative procedure using language models allows the generation of sequences from protein families, which score similarly to natural and experimentally validated sequences, with particular promise for small families.
    1. Structural Biology and Molecular Biophysics

    Structural insights into sodium transport by the oxaloacetate decarboxylase sodium pump

    Xin Xu, Huigang Shi ... Song Xiang
    The structure of the membrane-integrated components of a unique substrate decarboxylation-driven primary-active sodium pump provides insights into its transport mechanism.
    1. Structural Biology and Molecular Biophysics

    Structural relationship between the putative hair cell mechanotransduction channel TMC1 and TMEM16 proteins

    Angela Ballesteros, Cristina Fenollar-Ferrer, Kenton Jon Swartz
    The structural relationship between TMC and TMEM16 proteins provides insight into the structure and functional mechanisms of the mechanotransduction channel complex in hair cells.
    1. Computational and Systems Biology

    Emergence and propagation of epistasis in metabolic networks

    Sergey Kryazhimskiy
    Mutations that affect a metabolic network generically exhibit epistasis, which propagates to higher level phenotypes, such as fitness, carrying some information about the network’s topology.
    1. Biochemistry and Chemical Biology

    Independent evolution of functionally exchangeable mitochondrial outer membrane import complexes

    Daniela G Vitali, Sandro Käser ... Doron Rapaport
    The convergent evolution of yeast Mim1/2 and trypanosomal pATOM36 enable the first demonstration of reciprocal functional rescue of two evolutionary unrelated mitochondrial biogenesis complexes belonging to two different eukaryotic supergroups.