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    1. Chromosomes and Gene Expression

    A CTP-dependent gating mechanism enables ParB spreading on DNA

    Adam SB Jalal, Ngat T Tran ... Tung BK Le
    A structural and biochemical approach shows that CTP binding and hydrolysis regulate nucleation, spreading, and recycling of a chromosome segregation protein ParB.
    1. Epidemiology and Global Health
    2. Microbiology and Infectious Disease

    Comment on 'The clinical pharmacology of tafenoquine in the radical cure of Plasmodium vivax malaria: An individual patient data meta-analysis'

    Raman Sharma, Chao Chen ... Panayota Bird
    We are writing to comment on the article by Watson et al., 2022 about the antimalarial drug tafenoquine.
    1. Structural Biology and Molecular Biophysics

    Impact of energy limitations on function and resilience in long-wavelength Photosystem II

    Stefania Viola, William Roseby ... A William Rutherford
    Comparisons of enzyme efficiency and electron transfer show that, to oxidize water using lower energy light, the two types of far-red photosystem II have adopted opposite trade-offs between efficiency of light use and resilience to light damage.
    1. Chromosomes and Gene Expression
    2. Evolutionary Biology

    Cis-regulatory evolution integrated the Bric-à-brac transcription factors into a novel fruit fly gene regulatory network

    Maxwell J Roeske, Eric M Camino ... Thomas Michael Williams
    The conserved biochemical activity of the duplicate Bab transcription factors were integrated into the regulatory hierarchy of an evolving gene regulatory network by binding site gains in a target gene's cis-regulatory region.
    1. Cell Biology
    2. Structural Biology and Molecular Biophysics

    Endoplasmic reticulum stress activates human IRE1α through reversible assembly of inactive dimers into small oligomers

    Vladislav Belyy, Iratxe Zuazo-Gaztelu ... Peter Walter
    Stress sensors in the membrane of the endoplasmic reticulum respond to the accumulation of unfolded proteins by briefly forming small phosphorylation-competent oligomers and dissolving back into active dimers.
    1. Developmental Biology

    The chromatin-remodeling enzyme Smarca5 regulates erythrocyte aggregation via Keap1-Nrf2 signaling

    Yanyan Ding, Yuzhe Li ... Feng Liu
    A new zebrafish RBC aggregation model is developed to explore the dynamic process and the underlying regulatory mechanisms in blood clot formation.
    1. Computational and Systems Biology
    2. Developmental Biology

    Cis-activation in the Notch signaling pathway

    Nagarajan Nandagopal, Leah A Santat, Michael B Elowitz
    Activation of Notch receptors by ligands in the same cell (cis-activation) is a prevalent and functional mode of signaling in the Notch pathway, and co-exists with trans-activation and cis-inhibition.
    1. Biochemistry and Chemical Biology
    2. Structural Biology and Molecular Biophysics

    Structural basis for an unprecedented enzymatic alkylation in cylindrocyclophane biosynthesis

    Nathaniel R Braffman, Terry B Ruskoski ... Emily P Balskus
    The X-ray crystal structure of the unusual carbon–carbon bond-forming biosynthetic enzyme CylK reveals a unique biochemical strategy for selective alkyl halide activation and substitution.
    1. Neuroscience

    Independent and interacting value systems for reward and information in the human brain

    Irene Cogliati Dezza, Axel Cleeremans, William H Alexander
    Reward and information are independently optimized in the human prefrontal cortex, while their signals combine in subcortical regions.
    1. Ecology
    2. Evolutionary Biology

    The deep-rooted origin of disulfide-rich spider venom toxins

    Naeem Yusuf Shaikh, Kartik Sunagar
    A remarkable case of the common evolutionary origin of a prominent spider venom component.