CN118556083A - 具有改善的治疗指数的靶向cd3的t细胞衔接器 - Google Patents

具有改善的治疗指数的靶向cd3的t细胞衔接器 Download PDF

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Publication number
CN118556083A
CN118556083A CN202280082274.2A CN202280082274A CN118556083A CN 118556083 A CN118556083 A CN 118556083A CN 202280082274 A CN202280082274 A CN 202280082274A CN 118556083 A CN118556083 A CN 118556083A
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seq
antibody
amino acid
acid sequence
taa
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CN202280082274.2A
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English (en)
Chinese (zh)
Inventor
方磊
杨柳
高珊
巩文词
杨园园
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Lepu Biotechnology Co ltd
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Lepu Chuangyi Biotechnology Shanghai Co ltd
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Publication of CN118556083A publication Critical patent/CN118556083A/zh
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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
    • C07K16/2878—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 NGF-receptor/TNF-receptor superfamily, e.g. CD27, CD30, CD40, CD95
    • 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
    • C07K16/30—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants from tumour cells
    • 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
    • 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
    • A61K2039/507—Comprising a combination of two or more separate antibodies
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/20—Immunoglobulins specific features characterized by taxonomic origin
    • C07K2317/24—Immunoglobulins specific features characterized by taxonomic origin containing regions, domains or residues from different species, e.g. chimeric, humanized or veneered
    • 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
    • C07K2317/30—Immunoglobulins specific features characterized by aspects of specificity or valency
    • C07K2317/33—Crossreactivity, e.g. for species or epitope, or lack of said crossreactivity
    • 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
    • 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
    • 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)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Biophysics (AREA)
  • Biochemistry (AREA)
  • Molecular Biology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Genetics & Genomics (AREA)
  • Veterinary Medicine (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Cell Biology (AREA)
  • Peptides Or Proteins (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CN202280082274.2A 2021-10-12 2022-10-12 具有改善的治疗指数的靶向cd3的t细胞衔接器 Pending CN118556083A (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CN2021123374 2021-10-12
CNPCT/CN2021/123374 2021-10-12
CN2022104995 2022-07-11
CNPCT/CN2022/104995 2022-07-11
PCT/CN2022/124961 WO2023061417A1 (en) 2021-10-12 2022-10-12 Cd3-targeting t-cell engagers with improved therapeutic index

Publications (1)

Publication Number Publication Date
CN118556083A true CN118556083A (zh) 2024-08-27

Family

ID=85987305

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280082274.2A Pending CN118556083A (zh) 2021-10-12 2022-10-12 具有改善的治疗指数的靶向cd3的t细胞衔接器

Country Status (5)

Country Link
US (1) US20240417469A1 (https=)
EP (1) EP4415825A4 (https=)
JP (1) JP2024540863A (https=)
CN (1) CN118556083A (https=)
WO (1) WO2023061417A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW202532431A (zh) * 2023-09-21 2025-08-16 大陸商樂普創一生物科技（上海）有限公司 多特異性抗體及其用途
WO2025103425A1 (en) * 2023-11-15 2025-05-22 Concept To Medicine Biotech Co., Ltd. Multispecific antibodies and uses thereof

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SG11201909160WA (en) * 2017-04-11 2019-10-30 Inhibrx Inc Multispecific polypeptide constructs having constrained cd3 binding and methods of using the same
KR20260046525A (ko) * 2018-04-11 2026-04-07 인히브릭스 바이오사이언스, 인크. 제한된 cd3 결합을 갖는 다중특이적 폴리펩티드 컨스트럭트 및 관련된 방법 및 용도
EP3827019A1 (en) * 2018-07-24 2021-06-02 Inhibrx, Inc. Multispecific polypeptide constructs containing a constrained cd3 binding domain and a receptor binding region and methods of using the same
US12509524B2 (en) * 2018-09-28 2025-12-30 Chugai Seiyaku Kabushiki Kaisha Antigen-binding molecule comprising altered antibody variable region
CN113166261A (zh) * 2018-10-11 2021-07-23 印希比股份有限公司 B7h3单域抗体及其治疗性组合物
JP2022504802A (ja) * 2018-10-11 2022-01-13 インヒブルクス インコーポレイテッド ５ｔ４シングルドメイン抗体およびその治療組成物
CN110669137B (zh) * 2019-10-24 2021-07-16 高新 一种多特异性抗体及其制备方法和用途
US12060434B2 (en) * 2020-02-25 2024-08-13 Gensun Biopharma Inc. Trispecific T cell engagers

Also Published As

Publication number Publication date
JP2024540863A (ja) 2024-11-06
EP4415825A1 (en) 2024-08-21
EP4415825A4 (en) 2026-01-07
WO2023061417A1 (en) 2023-04-20
US20240417469A1 (en) 2024-12-19

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