AU2022292895A1 - Bispecific binding agents binding to cldn18.2 and cd3 - Google Patents

Bispecific binding agents binding to cldn18.2 and cd3 Download PDF

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Publication number
AU2022292895A1
AU2022292895A1 AU2022292895A AU2022292895A AU2022292895A1 AU 2022292895 A1 AU2022292895 A1 AU 2022292895A1 AU 2022292895 A AU2022292895 A AU 2022292895A AU 2022292895 A AU2022292895 A AU 2022292895A AU 2022292895 A1 AU2022292895 A1 AU 2022292895A1
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AU
Australia
Prior art keywords
binding agent
amino acid
seq
cancer
acid sequence
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Pending
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AU2022292895A
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English (en)
Inventor
Matthew Bernett
Gregory Moore
Alex Nisthal
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.)
Astellas Pharma Europe BV
Xencor Inc
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Astellas Pharma Europe BV
Xencor Inc
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Application filed by Astellas Pharma Europe BV, Xencor Inc filed Critical Astellas Pharma Europe BV
Publication of AU2022292895A1 publication Critical patent/AU2022292895A1/en
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
    • 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
    • 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
    • C07K2317/30—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
    • C07K2317/30—Immunoglobulins specific features characterized by aspects of specificity or valency
    • C07K2317/35—Valency
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/51—Complete heavy chain or Fd fragment, i.e. VH + CH1
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/515—Complete light chain, i.e. VL + CL
    • 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
    • C07K2317/522—CH1 domain
    • 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
    • C07K2317/526—CH3 domain
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/50—Immunoglobulins specific features characterized by immunoglobulin fragments
    • C07K2317/55—Fab or Fab'
    • 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
    • C07K2317/567—Framework region [FR]
    • 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
    • C07K2317/60—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
    • C07K2317/71—Decreased effector function due to an Fc-modification
    • 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
    • C07K2317/90—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)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Biochemistry (AREA)
  • Biophysics (AREA)
  • Genetics & Genomics (AREA)
  • Molecular Biology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Peptides Or Proteins (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
AU2022292895A 2021-06-15 2022-06-15 Bispecific binding agents binding to cldn18.2 and cd3 Pending AU2022292895A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPCT/EP2021/066141 2021-06-15
PCT/EP2021/066141 WO2022262959A1 (en) 2021-06-15 2021-06-15 Bispecific binding agents binding to cldn18.2 and cd3
PCT/EP2022/066299 WO2022263508A1 (en) 2021-06-15 2022-06-15 Bispecific binding agents binding to cldn18.2 and cd3

Publications (1)

Publication Number Publication Date
AU2022292895A1 true AU2022292895A1 (en) 2024-01-04

Family

ID=77519090

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2022292895A Pending AU2022292895A1 (en) 2021-06-15 2022-06-15 Bispecific binding agents binding to cldn18.2 and cd3

Country Status (15)

Country Link
US (3) US11739145B2 (https=)
EP (1) EP4355428A1 (https=)
JP (2) JP7513854B2 (https=)
KR (1) KR20240032847A (https=)
CN (1) CN117858906A (https=)
AR (1) AR126154A1 (https=)
AU (1) AU2022292895A1 (https=)
BR (1) BR112023026566A2 (https=)
CA (1) CA3222300A1 (https=)
CL (1) CL2023003725A1 (https=)
CO (1) CO2023017378A2 (https=)
IL (1) IL308072A (https=)
MX (1) MX2023014666A (https=)
TW (1) TW202317624A (https=)
WO (2) WO2022262959A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018054484A1 (en) * 2016-09-23 2018-03-29 Biontech Ag Bispecific trivalent antibodies binding to claudin 6 or claudin18.2 and cd3 for treatment of claudin expressing cancer diseases
KR20250120305A (ko) * 2022-12-14 2025-08-08 아스텔라스 파마 유럽 비.브이. Cldn18.2 및 cd3에 결합하는 2중 특이성 결합제와 면역 체크포인트 저해제를 수반한 조합 요법
WO2025120867A1 (en) * 2023-12-08 2025-06-12 Astellas Pharma Inc. Combination therapy involving bispecific binding agents binding to cldn18.2 and cd3 and anti-vegfr2 antibodies
AR134560A1 (es) * 2023-12-08 2026-01-28 Astellas Pharma Inc Terapia de combinación que implica agentes de unión biespecíficos que se unen a cldn18.2 y cd3 y agentes que estabilizan o aumentan la expresión de cldn18.2
WO2025120866A1 (en) * 2023-12-08 2025-06-12 Astellas Pharma Inc. Combination therapy involving bispecific binding agents binding to cldn18.2 and cd3 and agents stabilizing or increasing expression of cldn18.2
CN120829517A (zh) * 2024-04-22 2025-10-24 鲁南新时代生物技术有限公司 抗cldn18.2/cd3双特异性抗体及用途

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8601597D0 (en) 1986-01-23 1986-02-26 Wilson R H Nucleotide sequences
GB8717430D0 (en) 1987-07-23 1987-08-26 Celltech Ltd Recombinant dna product
GB8809129D0 (en) 1988-04-18 1988-05-18 Celltech Ltd Recombinant dna methods vectors and host cells
EP1400536A1 (en) 1991-06-14 2004-03-24 Genentech Inc. Method for making humanized antibodies
GB9203459D0 (en) 1992-02-19 1992-04-08 Scotgen Ltd Antibodies with germ-line variable regions
US5731168A (en) 1995-03-01 1998-03-24 Genentech, Inc. Method for making heteromultimeric polypeptides
US7754208B2 (en) 2001-01-17 2010-07-13 Trubion Pharmaceuticals, Inc. Binding domain-immunoglobulin fusion proteins
US20030133939A1 (en) 2001-01-17 2003-07-17 Genecraft, Inc. Binding domain-immunoglobulin fusion proteins
CN101928344B (zh) 2002-10-17 2014-08-13 根马布股份公司 抗cd20的人单克隆抗体
CA2548817A1 (en) 2003-12-04 2005-06-23 Xencor, Inc. Methods of generating variant proteins with increased host string content and compositions thereof
EP1790664A1 (en) 2005-11-24 2007-05-30 Ganymed Pharmaceuticals AG Monoclonal antibodies against claudin-18 for treatment of cancer
US20090004213A1 (en) 2007-03-26 2009-01-01 Immatics Biotechnologies Gmbh Combination therapy using active immunotherapy
CN113967253A (zh) 2012-05-15 2022-01-25 百时美施贵宝公司 通过破坏pd-1/pd-l1信号传输的免疫治疗
CA2898100C (en) 2013-01-14 2023-10-10 Xencor, Inc. Novel heterodimeric proteins
CN110894240B (zh) * 2014-11-26 2022-04-15 森科股份有限公司 结合cd3和肿瘤抗原的异二聚体抗体
WO2018054484A1 (en) * 2016-09-23 2018-03-29 Biontech Ag Bispecific trivalent antibodies binding to claudin 6 or claudin18.2 and cd3 for treatment of claudin expressing cancer diseases
CN111518214B (zh) * 2019-02-03 2023-09-22 上海健信生物医药科技有限公司 靶向cldn18.2的双特异性抗体及其制备方法和应用
JOP20210022A1 (ar) 2018-08-03 2021-01-28 Amgen Inc بنيات جسم مضاد لـ cldn18.2وcd3
US20230192903A1 (en) * 2020-05-29 2023-06-22 Wuhan Yzy Biopharma Co., Ltd. Bispecific antibody against cldn18.2 and cd3

Also Published As

Publication number Publication date
EP4355428A1 (en) 2024-04-24
MX2023014666A (es) 2024-01-12
CL2023003725A1 (es) 2024-05-17
TW202317624A (zh) 2023-05-01
AR126154A1 (es) 2023-09-13
CN117858906A (zh) 2024-04-09
US12378313B2 (en) 2025-08-05
US20230137677A1 (en) 2023-05-04
BR112023026566A2 (pt) 2024-03-05
KR20240032847A (ko) 2024-03-12
CA3222300A1 (en) 2022-12-22
WO2022262959A1 (en) 2022-12-22
US11739145B2 (en) 2023-08-29
JP7513854B2 (ja) 2024-07-09
JP2024116283A (ja) 2024-08-27
CO2023017378A2 (es) 2024-02-05
WO2022263508A1 (en) 2022-12-22
IL308072A (en) 2023-12-01
JP2024520868A (ja) 2024-05-24
US20260035458A1 (en) 2026-02-05
US20240018234A1 (en) 2024-01-18

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