CA3177766A1 - Single domain antibodies binding to sars-cov-2 spike protein - Google Patents

Single domain antibodies binding to sars-cov-2 spike protein Download PDF

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Publication number
CA3177766A1
CA3177766A1 CA3177766A CA3177766A CA3177766A1 CA 3177766 A1 CA3177766 A1 CA 3177766A1 CA 3177766 A CA3177766 A CA 3177766A CA 3177766 A CA3177766 A CA 3177766A CA 3177766 A1 CA3177766 A1 CA 3177766A1
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CA
Canada
Prior art keywords
seq
cdr2
cdr3
cdr1
single domain
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
CA3177766A
Other languages
English (en)
French (fr)
Inventor
Jiandong HUO
Raymond Owens
James Naismith
David Stuart
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.)
Rosalind Franklin Institute
Original Assignee
Individual
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
Priority claimed from GBGB2006589.2A external-priority patent/GB202006589D0/en
Priority claimed from GBGB2010861.9A external-priority patent/GB202010861D0/en
Application filed by Individual filed Critical Individual
Publication of CA3177766A1 publication Critical patent/CA3177766A1/en
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
    • G01N33/569—Immunoassay; Biospecific binding assay; Materials therefor for microorganisms, e.g. protozoa, bacteria, viruses
    • G01N33/56983—Viruses
    • 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
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/12—Antivirals
    • A61P31/14—Antivirals for RNA viruses
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K16/00—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies
    • C07K16/08—Immunoglobulins [IG], e.g. monoclonal or polyclonal antibodies against material from viruses
    • C07K16/10—RNA viruses
    • C07K16/102—Coronaviridae (F)
    • C07K16/104—Severe acute respiratory syndrome coronavirus 2 [SARS‐CoV‐2]
    • 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
    • C07K2317/30—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
    • C07K2317/56—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
    • C07K2317/50—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
    • C07K2317/76—Antagonist effect on antigen, e.g. neutralization or inhibition of binding
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K2317/00—Immunoglobulins specific features
    • C07K2317/90—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
    • C07K2319/70—Fusion polypeptide containing domain for protein-protein interaction
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2333/00—Assays involving biological materials from specific organisms or of a specific nature
    • G01N2333/005—Assays involving biological materials from specific organisms or of a specific nature from viruses
    • G01N2333/08—RNA viruses
    • G01N2333/165—Coronaviridae, e.g. avian infectious bronchitis virus
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2469/00—Immunoassays for the detection of microorganisms
    • G01N2469/10—Detection of antigens from microorganism in sample from host

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Virology (AREA)
  • Immunology (AREA)
  • Molecular Biology (AREA)
  • Medicinal Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Urology & Nephrology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Communicable Diseases (AREA)
  • Oncology (AREA)
  • Microbiology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Biophysics (AREA)
  • Genetics & Genomics (AREA)
  • Cell Biology (AREA)
  • Biotechnology (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Food Science & Technology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Mycology (AREA)
  • Epidemiology (AREA)
  • Peptides Or Proteins (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
CA3177766A 2020-05-04 2021-05-04 Single domain antibodies binding to sars-cov-2 spike protein Pending CA3177766A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GBGB2006589.2A GB202006589D0 (en) 2020-05-04 2020-05-04 Single domain antibodies
GB2006589.2 2020-05-04
GBGB2010861.9A GB202010861D0 (en) 2020-07-14 2020-07-14 Single domain antibodies
GB2010861.9 2020-07-14
PCT/GB2021/051069 WO2021224606A1 (en) 2020-05-04 2021-05-04 Single domain antibodies binding to sars-cov-2 spike protein

Publications (1)

Publication Number Publication Date
CA3177766A1 true CA3177766A1 (en) 2021-11-11

Family

ID=75977769

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3177766A Pending CA3177766A1 (en) 2020-05-04 2021-05-04 Single domain antibodies binding to sars-cov-2 spike protein

Country Status (7)

Country Link
US (1) US20230348572A1 (https=)
EP (1) EP4146689A1 (https=)
JP (1) JP2023524573A (https=)
KR (1) KR20230150184A (https=)
AU (1) AU2021269176A1 (https=)
CA (1) CA3177766A1 (https=)
WO (1) WO2021224606A1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023104933A1 (en) * 2021-12-07 2023-06-15 new/era/mabs GmbH Camelid antibodies for use in therapy and diagnosis
EP4194054A1 (en) * 2021-12-07 2023-06-14 new/era/mabs GmbH Camelid antibodies for use in therapy and diagnosis
CN114478757B (zh) * 2022-03-31 2022-07-05 深圳市人民医院 靶向新冠病毒的纳米抗体及其制备方法和应用
CN114736293B (zh) * 2022-06-14 2022-09-02 中国农业科学院生物技术研究所 SARS-CoV-2中和性纳米抗体、自组装铁蛋白融合纳米抗体及制备方法和应用
WO2025147701A1 (en) * 2024-01-07 2025-07-10 Abalone Bio, Inc. Cannabinoid receptor type 2 antibodies and uses thereof
WO2026006639A1 (en) * 2024-06-26 2026-01-02 Rutgers, The State University Of New Jersey Antigen binding molecules targeting transferrin receptor 1
GB202413879D0 (en) 2024-09-20 2024-11-06 Rosalind Franklin Inst Single domain antibodies

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111333722A (zh) 2020-03-03 2020-06-26 江苏省疾病预防控制中心(江苏省公共卫生研究院) SARS-CoV-2抑制剂及其应用
CN114163523B (zh) 2020-03-17 2023-07-18 北京凯因科技股份有限公司 一种针对新型冠状病毒的单域抗体及其应用
CN111647076B (zh) 2020-04-27 2021-02-26 南京医科大学 抗新型冠状病毒SARS-Cov-2的中和性单域抗体及其应用

Also Published As

Publication number Publication date
AU2021269176A8 (en) 2022-12-08
KR20230150184A (ko) 2023-10-30
AU2021269176A1 (en) 2022-11-24
US20230348572A1 (en) 2023-11-02
JP2023524573A (ja) 2023-06-12
WO2021224606A1 (en) 2021-11-11
EP4146689A1 (en) 2023-03-15

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