Title:
IMMUNOGLOBULIN BINDING PROTEIN AND APPLICATION THEREOF
Document Type and Number:
WIPO Patent Application WO/2022/021541
Kind Code:
A1
Abstract:
Provided is an immunoglobulin binding protein prepared by joining E-, C-, and Z-domains of staphylococcal protein A to obtain increased antibody load and alkali resistance. The immunoglobulin binding protein can be used for affinity chromatography for immunoglobulins.
Inventors:
JIANG BIWANG JACK (CN)
CHENG LEI (CN)
CHENG LEI (CN)
Application Number:
PCT/CN2020/114169
Publication Date:
February 03, 2022
Filing Date:
September 09, 2020
Export Citation:
Assignee:
SUZHOU NANOMICRO TECH COMPANY LIMITED (CN)
International Classes:
B01D15/30; C07K14/31; C07K1/22; C07K16/00; C12N15/31; C12P21/02
Foreign References:
| CN105377880A | 2016-03-02 | |||
| CN101522278A | 2009-09-02 | |||
| CN104059133A | 2014-09-24 |
Other References:
JANSSON B, UHLEN M, NYGREN P-A: "All individual domains of staphylococcal protein A show Fab binding", FEMS IMMUNOLOGY & MEDICAL MICROBIOLOGY, NO LONGER PUBLISHED BY ELSEVIER, vol. 20, no. 1, 1 January 1998 (1998-01-01), pages 69 - 78, XP002284946, ISSN: 0928-8244, DOI: 10.1016/S0928-8244(97)00108-9
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
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