AR126185A1 - ISOLATED BISPECIFIC ANTIBODY THAT SPECIFICALLY BINDS CD47 AND PD-L1 - Google Patents
ISOLATED BISPECIFIC ANTIBODY THAT SPECIFICALLY BINDS CD47 AND PD-L1Info
- Publication number
- AR126185A1 AR126185A1 ARP220101614A ARP220101614A AR126185A1 AR 126185 A1 AR126185 A1 AR 126185A1 AR P220101614 A ARP220101614 A AR P220101614A AR P220101614 A ARP220101614 A AR P220101614A AR 126185 A1 AR126185 A1 AR 126185A1
- Authority
- AR
- Argentina
- Prior art keywords
- seq
- amino acid
- acid sequence
- bispecific antibody
- specifically binds
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
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- 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
-
- 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
- C07K16/2827—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 B7 molecules, e.g. CD80, CD86
-
- 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
- C07K2317/70—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
- C07K2317/00—Immunoglobulins specific features
- C07K2317/90—Immunoglobulins specific features characterized by (pharmaco)kinetic aspects or by stability of the immunoglobulin
- C07K2317/94—Stability, e.g. half-life, pH, temperature or enzyme-resistance
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Immunology (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Biophysics (AREA)
- Molecular Biology (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Genetics & Genomics (AREA)
- Biochemistry (AREA)
- Veterinary Medicine (AREA)
- General Chemical & Material Sciences (AREA)
- Public Health (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Pharmacology & Pharmacy (AREA)
- Animal Behavior & Ethology (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Peptides Or Proteins (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
Abstract
La presente invención se refiere al campo de la biotecnología y la medicina, en particular a un anticuerpo biespecífico que se une específicamente a CD47 y PD-L1. La invención se refiere además a un ácido nucleico que codifica dicho anticuerpo biespecífico, un vector de expresión, una célula huésped para producir dicho anticuerpo biespecífico y un método para producir dicha célula, composiciones farmacéuticas que comprenden el anticuerpo biespecífico de acuerdo con la invención, composiciones farmacéuticas que comprenden el anticuerpo biespecífico de acuerdo con la invención y otros compuestos terapéuticamente activos, métodos para tratar enfermedades o trastornos mediados por CD47 y PD-L1, uso del anticuerpo biespecífico o composiciones farmacéuticas del mismo para tratar enfermedades o trastornos mediados por CD47 y PD-L1, y el uso del anticuerpo biespecífico de acuerdo con la invención y otros compuestos terapéuticamente activos para tratar enfermedades o trastornos mediados por CD47 y PD-L1. Reivindicación 1: Un anticuerpo biespecífico aislado que se une específicamente a CD47 y PD-L1 e incluye: 1) un primer fragmento de unión al antígeno que se une específicamente a CD47 e incluye: (a) un dominio variable de cadena pesada que comprende: (i) CDR1 con la secuencia de aminoácidos de la SEQ ID Nº 1, (ii) CDR2 con la secuencia de aminoácidos de la SEQ ID Nº 2, (iii) CDR3 con la secuencia de aminoácidos de la SEQ ID Nº 3; y (b) un dominio variable de cadena liviana común que comprende: (i) CDR1 con la secuencia de aminoácidos de la SEQ ID Nº 4, (ii) CDR2 con la secuencia de aminoácidos de la SEQ ID Nº 5, (iii) CDR3 con la secuencia de aminoácidos de la SEQ ID Nº 6; 2) un segundo fragmento de unión al antígeno que se une específicamente a PD-L1 e incluye: (a) un dominio variable de cadena pesada que comprende: (i) CDR1 con la secuencia de aminoácidos de la SEQ ID Nº 7, (ii) CDR2 con la secuencia de aminoácidos de la SEQ ID Nº 8, (iii) CDR3 con la secuencia de aminoácidos de la SEQ ID Nº 9; y (b) un dominio variable de cadena liviana común que comprende: (i) CDR1 con la secuencia de aminoácidos de la SEQ ID Nº 4, (ii) CDR2 con la secuencia de aminoácidos de la SEQ ID Nº 5, (iii) CDR3 con la secuencia de aminoácidos de la SEQ ID Nº 6. Reivindicación 2: El anticuerpo biespecífico aislado de acuerdo con la reivindicación 1, caracterizado porque el primer fragmento de unión al antígeno que se une específicamente a CD47 es un Fab unido a un monómero del fragmento Fc. Reivindicación 3: El anticuerpo biespecífico aislado de acuerdo con la reivindicación 1, caracterizado porque el segundo fragmento de unión al antígeno que se une específicamente a PD-L1 es un Fab unido a un monómero del fragmento Fc. Reivindicación 4: El anticuerpo biespecífico aislado de acuerdo con la reivindicación 1, caracterizado porque el anticuerpo es un anticuerpo IgG de longitud completa. Reivindicación 7: El anticuerpo biespecífico aislado de acuerdo con la reivindicación 1, en donde el dominio variable de cadena pesada del primer fragmento de unión al antígeno que se une específicamente a CD47 comprende la secuencia de aminoácidos de la SEQ ID Nº 22. Reivindicación 8: El anticuerpo biespecífico aislado de acuerdo con la reivindicación 1, en donde el dominio variable de cadena pesada del segundo fragmento de unión al antígeno que se une específicamente a PD-L1 comprende la secuencia de aminoácidos de la SEQ ID Nº 24. Reivindicación 9: El anticuerpo biespecífico aislado de acuerdo con la reivindicación 1, en donde el dominio variable de la cadena liviana común para el primer y segundo fragmentos de unión al antígeno comprende la secuencia de aminoácidos de la SEQ ID Nº 23. Reivindicación 11: El anticuerpo biespecífico aislado de acuerdo con la reivindicación 1, en donde la cadena pesada del primer fragmento de unión al antígeno que se une específicamente a CD47 comprende la secuencia de aminoácidos de la SEQ ID Nº 25. Reivindicación 12: El anticuerpo biespecífico aislado de acuerdo con la reivindicación 1, en donde la cadena pesada del segundo fragmento de unión al antígeno que se une específicamente a PD-L1 comprende la secuencia de aminoácidos de la SEQ ID Nº 27. Reivindicación 13: El anticuerpo biespecífico aislado de acuerdo con la reivindicación 1, en donde la cadena liviana común para el primer y segundo fragmentos de unión al antígeno comprende la secuencia de aminoácidos de la SEQ ID Nº 26. Reivindicación 15: El anticuerpo biespecífico aislado de acuerdo con la reivindicación 1, que es un anticuerpo bivalente.The present invention relates to the field of biotechnology and medicine, in particular to a bispecific antibody that specifically binds to CD47 and PD-L1. The invention further relates to a nucleic acid encoding said bispecific antibody, an expression vector, a host cell for producing said bispecific antibody and a method for producing said cell, pharmaceutical compositions comprising the bispecific antibody according to the invention, compositions pharmaceutical compositions comprising the bispecific antibody according to the invention and other therapeutically active compounds, methods of treating diseases or disorders mediated by CD47 and PD-L1, use of the bispecific antibody or pharmaceutical compositions thereof to treat diseases or disorders mediated by CD47 and PD-L1 -L1, and the use of the bispecific antibody according to the invention and other therapeutically active compounds to treat diseases or disorders mediated by CD47 and PD-L1. Claim 1: An isolated bispecific antibody that specifically binds to CD47 and PD-L1 and includes: 1) a first antigen binding fragment that specifically binds to CD47 and includes: (a) a heavy chain variable domain comprising: (i) CDR1 with the amino acid sequence of SEQ ID No. 1, (ii) CDR2 with the amino acid sequence of SEQ ID No. 2, (iii) CDR3 with the amino acid sequence of SEQ ID No. 3; and (b) a common light chain variable domain comprising: (i) CDR1 with the amino acid sequence of SEQ ID NO: 4, (ii) CDR2 with the amino acid sequence of SEQ ID NO: 5, (iii) CDR3 with the amino acid sequence of SEQ ID NO: 6; 2) a second antigen binding fragment that specifically binds to PD-L1 and includes: (a) a heavy chain variable domain comprising: (i) CDR1 with the amino acid sequence of SEQ ID NO: 7, (ii) ) CDR2 with the amino acid sequence of SEQ ID No. 8, (iii) CDR3 with the amino acid sequence of SEQ ID No. 9; and (b) a common light chain variable domain comprising: (i) CDR1 with the amino acid sequence of SEQ ID NO: 4, (ii) CDR2 with the amino acid sequence of SEQ ID NO: 5, (iii) CDR3 with the amino acid sequence of SEQ ID NO: 6. Claim 2: The isolated bispecific antibody according to claim 1, characterized in that the first antigen binding fragment that specifically binds CD47 is a Fab linked to a monomer of the fragment Fc. Claim 3: The isolated bispecific antibody according to claim 1, characterized in that the second antigen binding fragment that specifically binds PD-L1 is a Fab linked to a monomer of the Fc fragment. Claim 4: The isolated bispecific antibody according to claim 1, characterized in that the antibody is a full-length IgG antibody. Claim 7: The isolated bispecific antibody according to claim 1, wherein the heavy chain variable domain of the first antigen binding fragment that specifically binds CD47 comprises the amino acid sequence of SEQ ID NO: 22. Claim 8: The isolated bispecific antibody according to claim 1, wherein the heavy chain variable domain of the second antigen binding fragment that specifically binds PD-L1 comprises the amino acid sequence of SEQ ID NO: 24. Claim 9: The Isolated bispecific antibody according to claim 1, wherein the common light chain variable domain for the first and second antigen binding fragments comprises the amino acid sequence of SEQ ID NO: 23. Claim 11: The bispecific antibody isolated from according to claim 1, wherein the heavy chain of the first antigen binding fragment that specifically binds CD47 comprises the amino acid sequence of SEQ ID NO: 25. Claim 12: The isolated bispecific antibody according to claim 1, wherein the heavy chain of the second antigen binding fragment that specifically binds PD-L1 comprises the amino acid sequence of SEQ ID NO: 27. Claim 13: The isolated bispecific antibody according to claim 1, wherein the chain Common light for the first and second antigen binding fragments comprises the amino acid sequence of SEQ ID NO: 26. Claim 15: The bispecific antibody isolated according to claim 1, which is a bivalent antibody.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2021118025A RU2815823C2 (en) | 2021-06-21 | Isolated bispecific antibody that specifically binds to cd47 and pd-l1 |
Publications (1)
Publication Number | Publication Date |
---|---|
AR126185A1 true AR126185A1 (en) | 2023-09-27 |
Family
ID=84544589
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP220101614A AR126185A1 (en) | 2021-06-21 | 2022-06-21 | ISOLATED BISPECIFIC ANTIBODY THAT SPECIFICALLY BINDS CD47 AND PD-L1 |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP4359445A1 (en) |
CN (1) | CN117858904A (en) |
AR (1) | AR126185A1 (en) |
BR (1) | BR112023026982A2 (en) |
CL (1) | CL2023003854A1 (en) |
CO (1) | CO2023018165A2 (en) |
CR (1) | CR20230612A (en) |
EC (1) | ECSP23097121A (en) |
MX (1) | MX2024000266A (en) |
TW (1) | TW202306998A (en) |
WO (1) | WO2022271053A1 (en) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20110269704A1 (en) * | 2009-07-24 | 2011-11-03 | Seigfried Bernd G | Method for developing a liquid composition to be applied to the skin as a foam and a composition that can be applied topically |
RU2665790C1 (en) * | 2017-04-17 | 2018-09-04 | Закрытое Акционерное Общество "Биокад" | Monoclonal pd-l1 antibody |
EA039662B1 (en) * | 2017-10-03 | 2022-02-24 | Закрытое Акционерное Общество "Биокад" | Antibodies specific to cd47 and pd-l1 |
-
2022
- 2022-06-21 AR ARP220101614A patent/AR126185A1/en unknown
- 2022-06-21 TW TW111123100A patent/TW202306998A/en unknown
- 2022-06-21 EP EP22828864.3A patent/EP4359445A1/en active Pending
- 2022-06-21 MX MX2024000266A patent/MX2024000266A/en unknown
- 2022-06-21 CN CN202280044514.XA patent/CN117858904A/en active Pending
- 2022-06-21 CR CR20230612A patent/CR20230612A/en unknown
- 2022-06-21 WO PCT/RU2022/050195 patent/WO2022271053A1/en active Application Filing
- 2022-06-21 BR BR112023026982A patent/BR112023026982A2/en unknown
-
2023
- 2023-12-21 CL CL2023003854A patent/CL2023003854A1/en unknown
- 2023-12-21 CO CONC2023/0018165A patent/CO2023018165A2/en unknown
- 2023-12-27 EC ECSENADI202397121A patent/ECSP23097121A/en unknown
Also Published As
Publication number | Publication date |
---|---|
MX2024000266A (en) | 2024-01-31 |
EP4359445A1 (en) | 2024-05-01 |
BR112023026982A2 (en) | 2024-03-12 |
CL2023003854A1 (en) | 2024-07-19 |
CN117858904A (en) | 2024-04-09 |
CO2023018165A2 (en) | 2024-05-30 |
TW202306998A (en) | 2023-02-16 |
CR20230612A (en) | 2024-07-29 |
ECSP23097121A (en) | 2024-02-29 |
WO2022271053A1 (en) | 2022-12-29 |
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