CN116829188A - 抗pd-l1抗体及其融合蛋白 - Google Patents

抗pd-l1抗体及其融合蛋白 Download PDF

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Publication number
CN116829188A
CN116829188A CN202280014778.0A CN202280014778A CN116829188A CN 116829188 A CN116829188 A CN 116829188A CN 202280014778 A CN202280014778 A CN 202280014778A CN 116829188 A CN116829188 A CN 116829188A
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CN
China
Prior art keywords
seq
amino acid
acid sequence
chain variable
immunoglobulin
Prior art date
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Pending
Application number
CN202280014778.0A
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English (en)
Chinese (zh)
Inventor
彭力
车韵瑜
徐丽慧
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Palion Pharmaceutical Co ltd
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Palion Pharmaceutical Co ltd
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Publication date
Application filed by Palion Pharmaceutical Co ltd filed Critical Palion Pharmaceutical Co ltd
Publication of CN116829188A publication Critical patent/CN116829188A/zh
Pending legal-status Critical Current

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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
    • C07K16/2827—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 B7 molecules, e.g. CD80, CD86
    • 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
    • A61K39/395—Antibodies; Immunoglobulins; Immune serum, e.g. antilymphocytic serum
    • 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
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/14—Hydrolases (3)
    • C12N9/24—Hydrolases (3) acting on glycosyl compounds (3.2)
    • C12N9/2402—Hydrolases (3) acting on glycosyl compounds (3.2) hydrolysing O- and S- glycosyl compounds (3.2.1)
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12Y—ENZYMES
    • C12Y302/00—Hydrolases acting on glycosyl compounds, i.e. glycosylases (3.2)
    • C12Y302/01—Glycosidases, i.e. enzymes hydrolysing O- and S-glycosyl compounds (3.2.1)
    • C12Y302/01018—Exo-alpha-sialidase (3.2.1.18), i.e. trans-sialidase
    • 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
    • C07K2317/24—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
    • C07K2317/60—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
    • C07K2317/76—Antagonist effect on antigen, e.g. neutralization or inhibition of binding
    • 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
    • C07K2317/77—Internalization into the cell
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2319/00—Fusion polypeptide
    • C07K2319/33—Fusion polypeptide fusions for targeting to specific cell types, e.g. tissue specific targeting, targeting of a bacterial subspecies

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Immunology (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Genetics & Genomics (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Zoology (AREA)
  • Biochemistry (AREA)
  • Wood Science & Technology (AREA)
  • Molecular Biology (AREA)
  • General Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Microbiology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biotechnology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Biophysics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mycology (AREA)
  • Epidemiology (AREA)
  • Peptides Or Proteins (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Medicinal Preparation (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
CN202280014778.0A 2021-01-06 2022-01-06 抗pd-l1抗体及其融合蛋白 Pending CN116829188A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202163134412P 2021-01-06 2021-01-06
US63/134,412 2021-01-06
PCT/US2022/011504 WO2022150521A1 (en) 2021-01-06 2022-01-06 Anti-pd-l1 antibodies and fusion proteins thereof

Publications (1)

Publication Number Publication Date
CN116829188A true CN116829188A (zh) 2023-09-29

Family

ID=82357548

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280014778.0A Pending CN116829188A (zh) 2021-01-06 2022-01-06 抗pd-l1抗体及其融合蛋白

Country Status (10)

Country Link
US (1) US20240067729A1 (https=)
EP (1) EP4274614A4 (https=)
JP (1) JP2024501771A (https=)
KR (1) KR20230131236A (https=)
CN (1) CN116829188A (https=)
AU (1) AU2022206264A1 (https=)
CA (1) CA3173557A1 (https=)
IL (1) IL304190A (https=)
MX (1) MX2023008028A (https=)
WO (1) WO2022150521A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA3173145A1 (en) * 2020-07-03 2022-01-06 Palleon Pharmaceuticals Inc. Recombinant sialidases with reduced protease sensitivity, sialidase fusion proteins, and methods of using the same
AU2022206263A1 (en) * 2021-01-06 2023-07-20 Palleon Pharmaceuticals Inc. Sialidase-her2-antibody fusion proteins and methods of use thereof
CN120779021A (zh) * 2024-04-08 2025-10-14 菲鹏生物股份有限公司 抗体缀合物及其用途
WO2026037175A1 (zh) 2024-08-16 2026-02-19 上海宝济药业股份有限公司 靶向靶细胞的复合物及其应用

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK2368914T3 (en) * 2006-03-10 2019-03-04 Wyeth Llc Anti-5T4 antibodies and uses thereof
AR093984A1 (es) * 2012-12-21 2015-07-01 Merck Sharp & Dohme Anticuerpos que se unen a ligando 1 de muerte programada (pd-l1) humano
KR20150131208A (ko) * 2013-03-13 2015-11-24 이미지냅 인코포레이티드 Cd８에의 항원 결합 구조체들
CN108112254B (zh) * 2015-03-13 2022-01-28 西托姆克斯治疗公司 抗-pdl1抗体、可活化的抗-pdl1抗体、及其使用方法
WO2016160792A1 (en) * 2015-03-30 2016-10-06 Stcube & Co., Inc. Antibodies specific to glycosylated pd-l1 and methods of use thereof
WO2018231661A1 (en) * 2017-06-12 2018-12-20 Tianxin Wang Methods and reagents to treat tumor and cancer
CN109970857B (zh) * 2017-12-27 2022-09-30 信达生物制药(苏州)有限公司 抗pd-l1抗体及其用途
EP3735458A4 (en) * 2018-01-03 2022-04-27 Palleon Pharmaceuticals Inc. RECOMBINANT HUMAN SIALIDASES, SIALIDASE FUSION PROTEINS AND METHODS OF USE THEREOF
EP3569618A1 (en) * 2018-05-19 2019-11-20 Boehringer Ingelheim International GmbH Antagonizing cd73 antibody
CN111606995B (zh) * 2019-06-04 2021-02-12 优睿赛思(武汉)生物科技有限公司 抗人pd-l1单克隆抗体及其应用
CN111763259B (zh) * 2020-09-03 2020-12-15 北京百奥赛图基因生物技术有限公司 抗cd40抗体及其用途

Also Published As

Publication number Publication date
WO2022150521A1 (en) 2022-07-14
IL304190A (en) 2023-09-01
JP2024501771A (ja) 2024-01-15
US20240067729A1 (en) 2024-02-29
MX2023008028A (es) 2023-08-14
EP4274614A1 (en) 2023-11-15
EP4274614A4 (en) 2025-06-18
KR20230131236A (ko) 2023-09-12
AU2022206264A1 (en) 2023-07-20
CA3173557A1 (en) 2022-07-14

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