IMMUNOGLOBULINS CONJUGATED WITH LYSINE Russian patent published in 2021 - IPC C07K16/00 C12P21/02 A61K47/68 

Abstract RU 2762939 C2

FIELD: biotechnology.

SUBSTANCE: group of inventions relates to the field of biotechnology, in particular to immunoglobulin conjugates. The invention allows one, during an enzymatic reaction catalyzed with microbial transglutaminase, to obtain a conjugate of lysine containing a modified or mutant residue in a constant region of immunoglobulin with a functional means containing acyl-donor substrate with glutamine residue.

EFFECT: use of the site-specific enzymatic reaction for combining fragments of an antibody and functional means within a single molecule allows for obtaining antibody-drug conjugates (ADC conjugates) with a relatively homogenous indicator of distribution of antibody-drug relations (DAR).

11 cl, 10 ex, 9 tbl, 12 dwg

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RU 2 762 939 C2

Authors

Spidel Jared

Albone Earl

Dates

2021-12-24Published

2017-06-12Filed