CN112867735B - 双特异性抗原结合蛋白及其用途 - Google Patents

双特异性抗原结合蛋白及其用途 Download PDF

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Publication number
CN112867735B
CN112867735B CN201980058621.6A CN201980058621A CN112867735B CN 112867735 B CN112867735 B CN 112867735B CN 201980058621 A CN201980058621 A CN 201980058621A CN 112867735 B CN112867735 B CN 112867735B
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amino acid
seq
acid sequence
scfv
hvr
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CN112867735A (zh
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黄智华
饶以群
沈武忠
崔玉敏
严孝强
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Tianmaiyuan and Limited Company (Cayman)
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Aetna Virtue Hong Kong Ltd
Yiyi Biotechnology Co ltd
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K16/00—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies
    • C07K16/18—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans
    • C07K16/28—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
    • C07K16/2803—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against the immunoglobulin superfamily
    • C07K16/2809—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against the immunoglobulin superfamily against the T-cell receptor (TcR)-CD3 complex
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00—Antineoplastic agents
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K16/00—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies
    • C07K16/18—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans
    • C07K16/28—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K16/00—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies
    • C07K16/18—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans
    • C07K16/28—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
    • C07K16/2803—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against the immunoglobulin superfamily
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K39/00—Medicinal preparations containing antigens or antibodies
    • A61K2039/505—Medicinal preparations containing antigens or antibodies comprising antibodies
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/30—Immunoglobulins specific features characterized by aspects of specificity or valency
    • C07K2317/31—Immunoglobulins specific features characterized by aspects of specificity or valency multispecific
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/52—Constant or Fc region; Isotype
    • C07K2317/522—CH1 domain
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/55—Fab or Fab'
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/56—Immunoglobulins specific features characterized by immunoglobulin fragments variable (Fv) region, i.e. VH and/or VL
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/60—Immunoglobulins specific features characterized by non-natural combinations of immunoglobulin fragments
    • C07K2317/62—Immunoglobulins specific features characterized by non-natural combinations of immunoglobulin fragments comprising only variable region components
    • C07K2317/622—Single chain antibody (scFv)
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/70—Immunoglobulins specific features characterized by effect upon binding to a cell or to an antigen
    • C07K2317/73—Inducing cell death, e.g. apoptosis, necrosis or inhibition of cell proliferation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/90—Immunoglobulins specific features characterized by (pharmaco)kinetic aspects or by stability of the immunoglobulin
    • C07K2317/92—Affinity (KD), association rate (Ka), dissociation rate (Kd) or EC50 value

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  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Immunology (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Genetics & Genomics (AREA)
  • Biochemistry (AREA)
  • Veterinary Medicine (AREA)
  • General Chemical & Material Sciences (AREA)
  • Public Health (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • Peptides Or Proteins (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
CN201980058621.6A 2018-09-07 2019-09-06 双特异性抗原结合蛋白及其用途 Active CN112867735B (zh)

Applications Claiming Priority (3)

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CN201811041588 2018-09-07
CN201811041588X 2018-09-07
PCT/CN2019/104680 WO2020048525A1 (en) 2018-09-07 2019-09-06 Bispecific antigen binding proteins and uses thereof

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CN112867735A CN112867735A (zh) 2021-05-28
CN112867735B true CN112867735B (zh) 2025-05-09

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US (1) US12460000B2 (enExample)
EP (1) EP3847196A4 (enExample)
JP (1) JP7548587B2 (enExample)
CN (1) CN112867735B (enExample)
WO (1) WO2020048525A1 (enExample)

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WO2012158818A2 (en) 2011-05-16 2012-11-22 Fabion Pharmaceuticals, Inc. Multi-specific fab fusion proteins and methods of use
EP3430058A4 (en) 2016-03-15 2019-10-23 Generon (Shanghai) Corporation Ltd. MULTISPECIFIC FAB FUSION PROTEINS AND USES THEREOF
EP3847196A4 (en) 2018-09-07 2023-01-04 ITabMed (HK) Limited BISPECIFIC ANTIGEN BINDING PROTEINS AND USES THEREOF
WO2020132810A1 (en) 2018-12-24 2020-07-02 Generon (Shanghai) Corporation Ltd. Multispecific antigen binding proteins capable of binding cd19 and cd3, and use thereof
US20240043565A1 (en) * 2020-10-15 2024-02-08 Janux Therapeutics, Inc. Antibodies targeting psma and cd3 and uses thereof
AU2022214319A1 (en) 2021-01-28 2023-08-03 Regeneron Pharmaceuticals, Inc. Compositions and methods for treating cytokine release syndrome
WO2023116880A1 (en) * 2021-12-23 2023-06-29 Concept To Medicine Biotech Co., Ltd. Anti-ccr8 antibodies and uses thereof
CN116462765A (zh) * 2022-01-20 2023-07-21 上海君实生物医药科技股份有限公司 抗cd3和抗cd20双特异性抗体及其用途
EP4507790A1 (en) 2022-04-11 2025-02-19 Regeneron Pharmaceuticals, Inc. Compositions and methods for universal tumor cell killing
CN117603351A (zh) * 2022-08-22 2024-02-27 英脉德医疗科技(广东)有限公司 肿瘤微环境特异激活的Her2-CD3双特异性抗体
CN120857940A (zh) 2023-02-17 2025-10-28 瑞泽恩制药公司 对cd3/taa双特异性抗体有反应的诱导型nk细胞

Citations (1)

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Publication number Priority date Publication date Assignee Title
CN107903324A (zh) * 2017-11-15 2018-04-13 北京绿竹生物技术股份有限公司 一种结合人cd19和cd3的双特异性抗体

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