AU2022206264A1 - Anti-pd-l1 antibodies and fusion proteins thereof - Google Patents

Anti-pd-l1 antibodies and fusion proteins thereof Download PDF

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Publication number
AU2022206264A1
AU2022206264A1 AU2022206264A AU2022206264A AU2022206264A1 AU 2022206264 A1 AU2022206264 A1 AU 2022206264A1 AU 2022206264 A AU2022206264 A AU 2022206264A AU 2022206264 A AU2022206264 A AU 2022206264A AU 2022206264 A1 AU2022206264 A1 AU 2022206264A1
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AU
Australia
Prior art keywords
seq
amino acid
acid sequence
immunoglobulin
chain variable
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.)
Abandoned
Application number
AU2022206264A
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English (en)
Inventor
Jenny CHE
Li Peng
Lihui Xu
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.)
Palleon Pharmaceuticals Inc
Original Assignee
Palleon Pharmaceuticals Inc
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 Palleon Pharmaceuticals Inc filed Critical Palleon Pharmaceuticals Inc
Publication of AU2022206264A1 publication Critical patent/AU2022206264A1/en
Abandoned 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
    • C07K16/2827—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)
    • 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
    • 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

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)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Biochemistry (AREA)
  • Molecular Biology (AREA)
  • General Engineering & Computer Science (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Microbiology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Biophysics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biotechnology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Epidemiology (AREA)
  • Mycology (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)
AU2022206264A 2021-01-06 2022-01-06 Anti-pd-l1 antibodies and fusion proteins thereof Abandoned AU2022206264A1 (en)

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
AU2022206264A1 true AU2022206264A1 (en) 2023-07-20

Family

ID=82357548

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2022206264A Abandoned AU2022206264A1 (en) 2021-01-06 2022-01-06 Anti-pd-l1 antibodies and fusion proteins thereof

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
WO2022006492A2 (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
WO2022150516A1 (en) * 2021-01-06 2022-07-14 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
MY148763A (en) * 2006-03-10 2013-05-31 Wyeth Corp 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
CA2904969C (en) * 2013-03-13 2025-06-17 Imaginab, Inc. DIFFERENTIATION CLUSTER ANTIGEN-BINDING GENETIC CONSTRUCTIONS 8
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
CN115925943A (zh) * 2017-12-27 2023-04-07 信达生物制药(苏州)有限公司 抗pd-l1抗体及其用途
KR102914621B1 (ko) * 2018-01-03 2026-01-21 팔레온 파마슈티칼스 인크. 재조합 인간 시알리다제, 시알리다제 융합 단백질, 및 이를 사용하는 방법
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
CA3173557A1 (en) 2022-07-14
KR20230131236A (ko) 2023-09-12
JP2024501771A (ja) 2024-01-15
MX2023008028A (es) 2023-08-14
US20240067729A1 (en) 2024-02-29
EP4274614A4 (en) 2025-06-18
CN116829188A (zh) 2023-09-29
EP4274614A1 (en) 2023-11-15

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Legal Events

Date Code Title Description
MK1 Application lapsed section 142(2)(a) - no request for examination in relevant period