CN114728040A - 新型白介素-2变体及其双功能融合分子 - Google Patents

新型白介素-2变体及其双功能融合分子 Download PDF

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CN114728040A
CN114728040A CN202080057566.1A CN202080057566A CN114728040A CN 114728040 A CN114728040 A CN 114728040A CN 202080057566 A CN202080057566 A CN 202080057566A CN 114728040 A CN114728040 A CN 114728040A
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cells
amino acid
variant
fusion protein
seq
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李跃升
芮凌云
徐静
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Keyou Gene Co
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Keyou Gene Co
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    • C12N15/00—Mutation or genetic engineering; DNA or RNA concerning genetic engineering, vectors, e.g. plasmids, or their isolation, preparation or purification; Use of hosts therefor
    • C12N15/09—Recombinant DNA-technology
    • C12N15/11—DNA or RNA fragments; Modified forms thereof; Non-coding nucleic acids having a biological activity
    • C12N15/62—DNA sequences coding for fusion proteins
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K38/00—Medicinal preparations containing peptides
    • 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
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    • C07K14/435—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof from animals; from humans
    • C07K14/52—Cytokines; Lymphokines; Interferons
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    • C07K14/705—Receptors; Cell surface antigens; Cell surface determinants
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    • C—CHEMISTRY; METALLURGY
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    • C07K16/2866—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against receptors for cytokines, lymphokines, interferons
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    • 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
    • C07K16/2875—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/TNF superfamily, e.g. CD70, CD95L, CD153, CD154
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    • 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
    • C07K16/2887—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants against CD20
    • 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
    • C07K16/24—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from animals or humans against cytokines, lymphokines or interferons
    • C07K16/241—Tumor Necrosis Factors
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    • 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
    • C07K16/2839—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 integrin superfamily
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    • C07—ORGANIC CHEMISTRY
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    • C07K2317/00—Immunoglobulins specific features
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    • C07—ORGANIC CHEMISTRY
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    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/70—Immunoglobulins specific features characterized by effect upon binding to a cell or to an antigen
    • C07K2317/71—Decreased effector function due to an Fc-modification
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    • C07—ORGANIC CHEMISTRY
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    • 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
    • C07K2319/00—Fusion polypeptide
    • C07K2319/30—Non-immunoglobulin-derived peptide or protein having an immunoglobulin constant or Fc region, or a fragment thereof, attached thereto

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  • Peptides Or Proteins (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Medicinal Preparation (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
CN202080057566.1A 2019-06-14 2020-06-13 新型白介素-2变体及其双功能融合分子 Pending CN114728040A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962861484P 2019-06-14 2019-06-14
US62/861,484 2019-06-14
PCT/US2020/037648 WO2020252421A2 (en) 2019-06-14 2020-06-13 Novel interleukin-2 variants and bifunctional fusion molecules thereof

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CN114728040A true CN114728040A (zh) 2022-07-08

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US (1) US20220170028A1 (https=)
EP (1) EP3983001A4 (https=)
JP (1) JP7850417B2 (https=)
KR (1) KR20220035122A (https=)
CN (1) CN114728040A (https=)
AU (1) AU2020292421B2 (https=)
CA (1) CA3143038A1 (https=)
WO (1) WO2020252421A2 (https=)

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WO2024199458A1 (en) * 2023-03-29 2024-10-03 Wuxi Biologics (Shanghai) Co., Ltd. Il-2 variants with improved stability and compositions thereof

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WO2020057646A1 (zh) 2018-09-21 2020-03-26 信达生物制药(苏州)有限公司 新型白介素2及其用途
MX2022007712A (es) * 2019-12-17 2022-09-26 Amgen Inc Agonista doble de interleucina-2/receptor de tnf para uso en terapia.
US11633488B2 (en) 2020-01-10 2023-04-25 Bright Peak Therapeutics Ag Modified IL-2 polypeptides and uses thereof
JP7748393B2 (ja) 2020-05-08 2025-10-02 アルパイン イミューン サイエンシズ インコーポレイテッド Ａｐｒｉｌおよびｂａｆｆ阻害免疫調節タンパク質、ならびにその使用方法
TWI815194B (zh) 2020-10-22 2023-09-11 美商基利科學股份有限公司 介白素2-Fc融合蛋白及使用方法
US20240199714A1 (en) * 2021-04-16 2024-06-20 Orionis Biosciences, Inc. Il-2 based constructs
WO2023281485A1 (en) * 2021-07-09 2023-01-12 Bright Peak Therapeutics Ag Modified il-2 polypeptides for treatment of inflammatory and autoimmune diseases
KR20240082364A (ko) * 2021-09-22 2024-06-10 포트비타 바이오로직스 (싱가포르) 피티이. 리미티드 인터루킨-2 돌연변이 및 이의 융합 단백질
US20240376172A1 (en) * 2021-10-06 2024-11-14 Iltoo Pharma Interleukin 2 chimeric constructs with targeting specificy to inflamed tissues
WO2023154785A2 (en) * 2022-02-10 2023-08-17 Orionis Biosciences, Inc. Il-2 trap molecules
US20250215452A1 (en) 2022-03-25 2025-07-03 Universität Zürich Adenoviral Mediated Targeting of Activated Immune Cells
CA3259108A1 (en) 2022-06-16 2023-12-21 Cephalon Llc Attenuated Anti-PD1-IL2 Immunoconjugates and Their Uses
EP4582455A4 (en) * 2022-08-29 2026-03-25 Jiangsu Hengrui Pharmaceuticals Co Ltd Fusion protein comprising a Taci polypeptide and its use
WO2024249568A1 (en) 2023-05-30 2024-12-05 Paragon Therapeutics, Inc. Alpha4beta7 integrin antibody compositions and methods of use
CN121889424A (zh) 2023-08-14 2026-04-17 派拉冈医疗公司 α4β7整联蛋白结合蛋白及使用方法
WO2025040797A1 (en) * 2023-08-23 2025-02-27 Depth Charge Ltd Interleukin-2 variant proteins that facilitate covalent chemical conjugation and uses thereof

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CN101426916A (zh) * 2004-03-05 2009-05-06 诺华疫苗和诊断公司 改进的白介素-2突变蛋白
US9567399B1 (en) * 2016-06-20 2017-02-14 Kymab Limited Antibodies and immunocytokines
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CN101426916A (zh) * 2004-03-05 2009-05-06 诺华疫苗和诊断公司 改进的白介素-2突变蛋白
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CA3143038A1 (en) 2020-12-17
JP7850417B2 (ja) 2026-04-23
AU2020292421A1 (en) 2022-01-27
EP3983001A2 (en) 2022-04-20
KR20220035122A (ko) 2022-03-21
JP2022536347A (ja) 2022-08-15
EP3983001A4 (en) 2023-10-04
WO2020252421A2 (en) 2020-12-17
AU2020292421B2 (en) 2026-01-08
US20220170028A1 (en) 2022-06-02

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