261 results found
    1. Cancer Biology
    2. Developmental Biology

    Inflammatory response in hematopoietic stem and progenitor cells triggered by activating SHP2 mutations evokes blood defects

    Maja Solman, Sasja Blokzijl-Franke ... Jeroen den Hertog
    The transcriptomes of hematopoietic stem and progenitor cells of human juvenile myelomonocytic leukemia patients and a zebrafish model for Noonan syndrome reveal a common inflammatory response, which may have a causal role in associated myeloproliferative neoplasm.
    1. Biochemistry and Chemical Biology

    Molecular features underlying differential SHP1/SHP2 binding of immune checkpoint receptors

    Xiaozheng Xu, Takeya Masubuchi ... Enfu Hui
    A molecular interpretation is provided for why some inhibitory immunoreceptors prefer to recruit SHP1 but others prefer SHP2.
    1. Biochemistry and Chemical Biology

    Time-resolved phosphoproteomics reveals scaffolding and catalysis-responsive patterns of SHP2-dependent signaling

    Vidyasiri Vemulapalli, Lily A Chylek ... Stephen C Blacklow
    Monitoring SHP2 phosphoproteome dynamics identifies new substrate sites and sites protected from dephosphorylation by its SH2 domains, highlighting distinct scaffolding and catalytic activities in effecting a transmembrane signaling response.
    1. Developmental Biology

    Loss of Ptpn11 (Shp2) drives satellite cells into quiescence

    Joscha Griger, Robin Schneider ... Carmen Birchmeier
    The stem cells of the postnatal muscle allow postnatal muscle growth and repair and withdraw from the cell cycle when the tyrosine phosphatase Ptpn11 (Shp2) is inhibited or mutated in mice.
    1. Biochemistry and Chemical Biology

    High-throughput profiling of sequence recognition by tyrosine kinases and SH2 domains using bacterial peptide display

    Allyson Li, Rashmi Voleti ... Neel H Shah
    A high-throughput method to profile tyrosine kinases and phosphotyrosine recognition domains reveals new rules for sequence specificity and maps the effects of mutations on the recognition of tyrosine phosphorylation sites.
    1. Biochemistry and Chemical Biology
    2. Structural Biology and Molecular Biophysics

    Time-resolved multimodal analysis of Src Homology 2 (SH2) domain binding in signaling by receptor tyrosine kinases

    Joshua A Jadwin, Dongmyung Oh ... Bruce J Mayer
    The recruitment of SH2-containing proteins to Epidermal Growth Factor in cells happens more slowly than predicted by in vitro techniques.
    1. Biochemistry and Chemical Biology
    2. Structural Biology and Molecular Biophysics

    Structural basis for interdomain communication in SHIP2 providing high phosphatase activity

    Johanne Le Coq, Marta Camacho-Artacho ... Daniel Lietha
    The SHIP2 inositol phosphatase is an important upstream regulator of the Akt signaling pathway, which requires a catalytic core formed by the phosphatase domain tightly packed to a C2 domain for its function.
    1. Cell Biology
    2. Neuroscience

    FcγRIIb-SHIP2 axis links Aβ to tau pathology by disrupting phosphoinositide metabolism in Alzheimer's disease model

    Tae-In Kam, Hyejin Park ... Yong-Keun Jung
    By binding to Fc gamma receptor IIb, amyloid beta induces a series of phosphorylation events that mediate the damaging effects of hyperphosphorylated tau proteins in Alzheimer's disease.
    1. Structural Biology and Molecular Biophysics

    Specific Eph receptor-cytoplasmic effector signaling mediated by SAM–SAM domain interactions

    Yue Wang, Yuan Shang ... Mingjie Zhang
    Comparative structural studies reveal how the cytoplasmic tails of Eph receptors can differentiate different downstream target proteins via highly specific SAM–SAM domain interactions.
    1. Immunology and Inflammation

    Inhibition of SHP-1 activity by PKC-θ regulates NK cell activation threshold and cytotoxicity

    Aviad Ben-Shmuel, Batel Sabag ... Mira Barda-Saad
    Phosphorylation of the phosphatase SHP-1 by PKC-θ in natural killer (NK) cells induces SHP-1 inhibition, revealing a novel molecular pathway that sustains NK cell activation threshold.

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