CN117858902A - 针对人CD16a的抗体及其变体 - Google Patents

针对人CD16a的抗体及其变体 Download PDF

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Publication number
CN117858902A
CN117858902A CN202280057501.6A CN202280057501A CN117858902A CN 117858902 A CN117858902 A CN 117858902A CN 202280057501 A CN202280057501 A CN 202280057501A CN 117858902 A CN117858902 A CN 117858902A
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CN
China
Prior art keywords
antibody
seq
amino acid
binding portion
region
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202280057501.6A
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English (en)
Chinese (zh)
Inventor
刘刚
李中道
赵志辉
邵翠英
刘斌
金夷
殷刘松
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing Jinsirui Science and Technology Biology Corp
Original Assignee
Nanjing Jinsirui Science and Technology Biology Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nanjing Jinsirui Science and Technology Biology Corp filed Critical Nanjing Jinsirui Science and Technology Biology Corp
Publication of CN117858902A publication Critical patent/CN117858902A/zh
Pending legal-status Critical Current

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Classifications

    • 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
    • C07K16/283—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 Fc-receptors, e.g. CD16, CD32, CD64
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P35/00—Antineoplastic agents
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00—Drugs for immunological or allergic disorders
    • A61P37/02—Immunomodulators
    • A61P37/04—Immunostimulants
    • 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
    • C07K2317/20—Immunoglobulins specific features characterized by taxonomic origin
    • C07K2317/22—Immunoglobulins specific features characterized by taxonomic origin from camelids, e.g. camel, llama or dromedary
    • 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
    • C07K2317/33—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
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/52—Constant or Fc region; Isotype
    • 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
    • C07K2317/565—Complementarity determining region [CDR]
    • 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
    • C07K2317/569—Single domain, e.g. dAb, sdAb, VHH, VNAR or nanobody®
    • 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
    • C07K2317/64—Immunoglobulins specific features characterized by non-natural combinations of immunoglobulin fragments comprising a combination of variable region and constant region components
    • 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
    • C07K2317/70—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
    • C07K2317/732—Antibody-dependent cellular cytotoxicity [ADCC]
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2319/00—Fusion polypeptide

Landscapes

  • 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)
  • Veterinary Medicine (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Public Health (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • Biophysics (AREA)
  • Genetics & Genomics (AREA)
  • Molecular Biology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Peptides Or Proteins (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
CN202280057501.6A 2021-08-25 2022-08-25 针对人CD16a的抗体及其变体 Pending CN117858902A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CNPCT/CN2021/114549 2021-08-25
CN2021114549 2021-08-25
PCT/CN2022/114642 WO2023025215A1 (en) 2021-08-25 2022-08-25 ANTIBODIES AND VARIANTS THEREOF AGAINST HUMAN CD16a

Publications (1)

Publication Number Publication Date
CN117858902A true CN117858902A (zh) 2024-04-09

Family

ID=85321557

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280057501.6A Pending CN117858902A (zh) 2021-08-25 2022-08-25 针对人CD16a的抗体及其变体

Country Status (6)

Country Link
US (1) US20240352128A1 (enExample)
EP (1) EP4392453A4 (enExample)
JP (1) JP2024532886A (enExample)
KR (1) KR20240049331A (enExample)
CN (1) CN117858902A (enExample)
WO (1) WO2023025215A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2026061102A1 (zh) * 2024-09-23 2026-03-26 北京智仁美博生物科技有限公司 结合人cd16和/或人cd123的多种抗体及其用途

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4676965A1 (en) * 2023-03-03 2026-01-14 Beone Medicines I GmbH Cd16a antibodies and methods of use
EP4676975A1 (en) * 2023-03-03 2026-01-14 Beone Medicines I GmbH Muc1 and cd16a antibodies and methods of use
WO2024206126A1 (en) * 2023-03-27 2024-10-03 Modernatx, Inc. Cd16-binding antibodies and uses thereof
CN120025439B (zh) * 2023-11-21 2026-04-17 南京融捷康生物科技有限公司 一种抗CD16a的单域抗体及其用途
CN118221818B (zh) * 2024-04-29 2025-01-24 四川大学 一种抗cd16a的纳米抗体及其应用

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2487932A1 (en) * 2002-05-30 2003-12-11 Macrogenics, Inc. Cd16a binding proteins and use for the treatment of immune disorders
GB0510790D0 (en) * 2005-05-26 2005-06-29 Syngenta Crop Protection Ag Anti-CD16 binding molecules
CA2614766A1 (en) * 2005-07-11 2007-01-18 Macrogenics, Inc. Methods of treating autoimmune disease using humanized anti-cd16a antibodies
GB0624500D0 (en) * 2006-12-07 2007-01-17 Istituto Superiore Di Sanito A novel passive vaccine for candida infections
CA2874083C (en) * 2014-12-05 2024-01-02 Universite Laval Tdp-43-binding polypeptides useful for the treatment of neurodegenerative diseases
WO2018039626A1 (en) * 2016-08-25 2018-03-01 The United States Of America, As Represented By The Secretary, Department Of Health And Human Services Human single domain antibodies targeting cd16a to mediate adcc
AU2018226526B2 (en) * 2017-02-28 2025-03-13 Affimed Gmbh Combination of an anti-CD16A antibody with a cytokine
US20240101677A1 (en) * 2021-01-27 2024-03-28 Innovent Biologics (Suzhou) Co., Ltd. Single-domain antibody against cd16a and use thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2026061102A1 (zh) * 2024-09-23 2026-03-26 北京智仁美博生物科技有限公司 结合人cd16和/或人cd123的多种抗体及其用途

Also Published As

Publication number Publication date
JP2024532886A (ja) 2024-09-10
KR20240049331A (ko) 2024-04-16
US20240352128A1 (en) 2024-10-24
EP4392453A1 (en) 2024-07-03
EP4392453A4 (en) 2025-10-08
WO2023025215A1 (en) 2023-03-02

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