Browse our latest Structural Biology and Molecular Biophysics articles

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    1. Microbiology and Infectious Disease
    2. Structural Biology and Molecular Biophysics

    Molecular mechanism of complement inhibition by the trypanosome receptor ISG65

    Alexander D Cook, Mark Carrington, Matthew K Higgins
    A structure derived from cryogenic electron microscopy shows how ISG65, an African trypanosome receptor that aids virulence, binds C3b and suggests mechanisms through which ISG65 might aid complement resistance.
    1. Structural Biology and Molecular Biophysics

    LRMP inhibits cAMP potentiation of HCN4 channels by disrupting intramolecular signal transduction

    Colin H Peters, Rohit K Singh ... John R Bankston
    A combination of patch clamp electrophysiology and FRET determine critical interactions between HCN4 channels and the ER resident protein LRMP and suggest a possible mechanism for reduced cAMP sensitivity.
    1. Biochemistry and Chemical Biology
    2. Structural Biology and Molecular Biophysics

    X-ray structure and enzymatic study of a bacterial NADPH oxidase highlight the activation mechanism of eukaryotic NOX

    Isabelle Petit-Hartlein, Annelise Vermot ... Franck Fieschi
    Detailed molecular characterization of a constitutively active bacterial NADPH oxidase (NOX) provides clues to the activation mechanism required to trigger electron transfer and reactive oxygen species (ROS) production in tightly regulated eukaryotic NOX.
    1. Structural Biology and Molecular Biophysics

    The substrate-binding domains of the osmoregulatory ABC importer OpuA transiently interact

    Marco van den Noort, Panagiotis Drougkas ... Bert Poolman
    1. Cell Biology
    2. Structural Biology and Molecular Biophysics

    Effect of α-tubulin acetylation on the doublet microtubule structure

    Shun Kai Yang, Shintaroh Kubo ... Khanh Huy Bui
    Cryo-EM studies of doublet microtubules from wild-type and acetylation mutants suggest that acetylation of K40 affects the lateral rotational angle between protofilaments, leading to changes in the structure and stability.
    1. Structural Biology and Molecular Biophysics

    Structure-guided mutagenesis of OSCAs reveals differential activation to mechanical stimuli

    Sebastian Jojoa-Cruz, Adrienne E Dubin ... Andrew B Ward
    Structural comparison and electrophysiology of OSCA channels shed light on potential structural features influencing response to poke stimulus.
    1. Biochemistry and Chemical Biology
    2. Structural Biology and Molecular Biophysics

    Interplay between charge distribution and DNA in shaping HP1 paralog phase separation and localization

    Tien M Phan, Young C Kim ... Jeetain Mittal
    Despite highly conserved sequences, subtle variations in HP1 paralog charge distribution influence distinct liquid-liquid phase separation behaviors, ultimately impacting DNA-mediated heterochromatin organization.