IL-18-FC FUSION PROTEINS
    33.
    发明公开

    公开(公告)号:US20230146665A1

    公开(公告)日:2023-05-11

    申请号:US17815194

    申请日:2022-07-26

    Applicant: Xencor, Inc.

    CPC classification number: C07K14/54 C07K2319/30

    Abstract: Provided herein are IL18-Fc fusion proteins that include an empty-Fc domain and an IL18 protein connected to another Fc domain. Also provided herein are additional are IL18-Fc fusion proteins such as IL18 x Fab-Fc fusion proteins that include a first monomer containing an IL18 protein connected to a first Fc domain, a second monomer containing a variable heavy chain connected to a second Fc domain, and a variable light chain, such that the variable heavy and light chains form an empty Fab. Various variant IL18 proteins with modifications to reduce heterogeneity and/or reduce affinity/potency and/or improve stability and/or improve production yield are also described.

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