CN114829401A - 抗vhh域抗体及其用途 - Google Patents

抗vhh域抗体及其用途 Download PDF

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Publication number
CN114829401A
CN114829401A CN202080067484.5A CN202080067484A CN114829401A CN 114829401 A CN114829401 A CN 114829401A CN 202080067484 A CN202080067484 A CN 202080067484A CN 114829401 A CN114829401 A CN 114829401A
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CN
China
Prior art keywords
seq
antibody
antigen
chain variable
variable region
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Pending
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CN202080067484.5A
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English (en)
Inventor
覃喜建
孙立伟
王婉仪
宋光伟
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Nanjing Jinsirui Science and Technology Biology Corp
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Nanjing Jinsirui Science and Technology Biology Corp
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Publication of CN114829401A publication Critical patent/CN114829401A/zh
Pending legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K16/00—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies
    • C07K16/42—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against immunoglobulins
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K16/00—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies
    • C07K16/18—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans
    • C07K16/28—Immunoglobulins [IGs], e.g. monoclonal or polyclonal antibodies against material from animals or humans against receptors, cell surface antigens or cell surface determinants
    • C07K16/2803—Immunoglobulins [IGs], 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 [IGs], 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
    • 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
    • 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
    • C12N15/63—Introduction of foreign genetic material using vectors; Vectors; Use of hosts therefor; Regulation of expression
    • C12N15/79—Vectors or expression systems specially adapted for eukaryotic hosts
    • C12N15/85—Vectors or expression systems specially adapted for eukaryotic hosts for animal cells
    • 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
    • C12N5/00—Undifferentiated human, animal or plant cells, e.g. cell lines; Tissues; Cultivation or maintenance thereof; Culture media therefor
    • C12N5/06—Animal cells or tissues; Human cells or tissues
    • C12N5/0602—Vertebrate cells
    • C12N5/0681—Cells of the genital tract; Non-germinal cells from gonads
    • C12N5/0682—Cells of the female genital tract, e.g. endometrium; Non-germinal cells from ovaries, e.g. ovarian follicle cells
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P21/00—Preparation of peptides or proteins
    • C12P21/005—Glycopeptides, glycoproteins
    • 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
    • G01N33/68—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving proteins, peptides or amino acids
    • G01N33/6854—Immunoglobulins
    • 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
    • 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
    • C07K2317/90—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
    • C07K2319/20—Fusion polypeptide containing a tag with affinity for a non-protein ligand
    • C07K2319/21—Fusion polypeptide containing a tag with affinity for a non-protein ligand containing a His-tag
    • 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
    • C12N2800/00—Nucleic acids vectors
    • C12N2800/10—Plasmid DNA
    • C12N2800/106—Plasmid DNA for vertebrates
    • C12N2800/107—Plasmid DNA for vertebrates for mammalian

Abstract

本发明提供一组抗VHH域抗体及其用途。本发明进一步提供了上述抗体在纳米抗体开发、筛选及纯化中的应用，及上述抗体在免疫治疗领域中的应用。

Description

PCT国内申请，说明书已公开。

Claims (35)

  1. PCT国内申请，权利要求书已公开。
CN202080067484.5A 2019-09-27 2020-09-27 抗vhh域抗体及其用途 Pending CN114829401A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201910922329 2019-09-27
CN2019109223296 2019-09-27
PCT/CN2020/118150 WO2021057978A1 (zh) 2019-09-27 2020-09-27 抗vhh域抗体及其用途

Publications (1)

Publication Number Publication Date
CN114829401A true CN114829401A (zh) 2022-07-29

Family

ID=75165565

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080067484.5A Pending CN114829401A (zh) 2019-09-27 2020-09-27 抗vhh域抗体及其用途

Country Status (4)

Country Link
US (1) US20220281997A1 (zh)
EP (1) EP4036116A4 (zh)
CN (1) CN114829401A (zh)
WO (1) WO2021057978A1 (zh)

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KR20200021068A (ko) * 2017-06-08 2020-02-27 블랙 벨트 테라퓨틱스 리미티드 Cd38 조정 항체
CA3074032A1 (en) 2017-10-02 2019-04-11 Visterra, Inc. Antibody molecules to cd138 and uses thereof
KR20200108870A (ko) * 2018-01-12 2020-09-21 브리스톨-마이어스 스큅 컴퍼니 Tim3에 대한 항체 및 그의 용도
WO2020257289A2 (en) * 2019-06-17 2020-12-24 Visterra, Inc. Humanized antibody molecules to cd138 and uses thereof
US20220106406A1 (en) * 2020-10-01 2022-04-07 University Of Kentucky Research Foundation Polypeptide directed against protein tyrosine phosphatase 4a proteins, and compositions and methods for use thereof

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Publication number Publication date
EP4036116A4 (en) 2024-01-24
WO2021057978A1 (zh) 2021-04-01
US20220281997A1 (en) 2022-09-08
EP4036116A1 (en) 2022-08-03

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