16,790 results found
    1. Structural Biology and Molecular Biophysics

    Estrogen receptor alpha somatic mutations Y537S and D538G confer breast cancer endocrine resistance by stabilizing the activating function-2 binding conformation

    Sean W Fanning, Christopher G Mayne ... Geoffrey L Greene
    Two common mutant versions of estrogen receptor alpha achieve constitutive activity and hormone-resistance by preferentially adopting a suite of conformations that expose the coregulator-binding surface.
    1. Biochemistry and Chemical Biology
    2. Cancer Biology

    Stereospecific lasofoxifene derivatives reveal the interplay between estrogen receptor alpha stability and antagonistic activity in ESR1 mutant breast cancer cells

    David J Hosfield, Sandra Weber ... Sean W Fanning
    Effective antiestrogens engage a new structural interaction to improve therapeutic antagonism in hormone-resistant breast cancer cells expressing Y537S estrogen receptor alpha.
    1. Computational and Systems Biology
    2. Neuroscience

    Automatically tracking feeding behavior in populations of foraging C. elegans

    Elsa Bonnard, Jun Liu ... Monika Scholz
    A new tool enables measuring feeding and locomotion simultaneously which will enable insights into environmental, developmental, neuronal, and genetic factors underlying behavioral regulation.
    1. Neuroscience

    Cerebral blood flow and cerebrovascular reactivity are preserved in a mouse model of cerebral microvascular amyloidosis

    Leon P Munting, Marc Derieppe ... Louise van der Weerd
    The causal link between capillary amyloid‑β accumulation in the brain and cerebrovascular dysfunction, previously established in the Tg‑SwDI mouse model, is to be mitigated and remains to be fully uncovered.
    1. Developmental Biology

    An oxygen-insensitive Hif-3α isoform inhibits Wnt signaling by destabilizing the nuclear β-catenin complex

    Peng Zhang, Yan Bai ... Cunming Duan
    Hif/Hif-3α has two distinct roles in cells: activating HRE-dependent gene expression and binding to β-catenin to destabilize the nuclear β-catenin complex.
    1. Cancer Biology

    The SERM/SERD bazedoxifene disrupts ESR1 helix 12 to overcome acquired hormone resistance in breast cancer cells

    Sean W Fanning, Rinath Jeselsohn ... Geoffrey L Greene
    Bazedoxifene's SERD activities enable it to resist the impact of activating ESR1 mutations in breast cancer.
    1. Chromosomes and Gene Expression
    2. Evolutionary Biology

    Conservation of transcription factor binding specificities across 600 million years of bilateria evolution

    Kazuhiro R Nitta, Arttu Jolma ... Jussi Taipale
    Drosophila has almost all transcription factor binding specificities available to humans; and human transcription factors with divergent specificities operate in cell types that are not found in fruit flies.
    1. Computational and Systems Biology

    Engineering of a synthetic quadrastable gene network to approach Waddington landscape and cell fate determination

    Fuqing Wu, Ri-Qi Su ... Xiao Wang
    A synthetic quadrastable gene network provides a synthetic biology framework to study cell fate determination.
    1. Evolutionary Biology
    2. Genetics and Genomics

    Demographic reconstruction from ancient DNA supports rapid extinction of the great auk

    Jessica E Thomas, Gary R Carvalho ... Michael Knapp
    Reconstruction of great auk population dynamics suggests that hunting pressure alone could have been responsible for their extinction, demonstrating that even abundant, widespread species can be vulnerable to intense exploitation.
    1. Computational and Systems Biology
    2. Structural Biology and Molecular Biophysics

    Investigating the trade-off between folding and function in a multidomain Y-family DNA polymerase

    Xiakun Chu, Zucai Suo, Jin Wang
    The physical interaction network encoded in the multi-domain protein native structure handles the trade-off between the fast, stable folding and the efficient, reliable function.

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