COMPOUND HAVING AFFINITY SUBSTANCE TO ANTIBODY, CLEAVABLE PORTION, AND REACTIVE GROUP, OR SALT THEREOF

    公开(公告)号:US20210139549A1

    公开(公告)日:2021-05-13

    申请号:US17119786

    申请日:2020-12-11

    Abstract: Compounds having an affinity substance to an antibody, a cleavable portion, and a reactive group, represented by the following Formula (I): A-L-B-R  (I) wherein A is the affinity substance an antibody, L is a cleavable linker which is a divalent group comprising the cleavable portion, B is (a) a divalent group comprising a bioorthogonal functional group or (b) a divalent group comprising no bioorthogonal functional group, and R is the reactive group to the antibody, in which the affinity substance to an antibody is a certain peptide, or a salt thereof are useful for the modification of an antibody, particularly the regioselective modification of an antibody.

    PROTEIN DEAMIDASE
    7.
    发明申请
    PROTEIN DEAMIDASE 审中-公开
    蛋白激酶

    公开(公告)号:US20170044513A1

    公开(公告)日:2017-02-16

    申请号:US15252664

    申请日:2016-08-31

    Abstract: A novel protein deamidase having an activity of directly acting on a side chain amide group of an asparagine residue in a protein to form a side chain carboxyl group and release ammonia, a microorganism that produces the same, a gene encoding the same, a method for producing the same, and use of the same are provided. A bacterium classified into the class Actinobacteria is cultured to generate protein deamidase, and the enzyme is collected from culture.

    Abstract translation: 一种新型蛋白质脱酰胺酶,其具有直接作用于蛋白质中的天冬酰胺残基的侧链酰胺基的活性,形成侧链羧基并释放氨,产生该氨基酸的微生物,编码该氨基酸的基因, 生产它们,并提供其使用。 培养分类为放线杆菌的细菌以产生蛋白质脱酰胺酶,并从培养物中收集酶。

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