The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7851215 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 14, 2010

Filed:

Dec. 21, 2009
Applicants:

Margaret Dah-tsyr Chang, Hsinchu, TW;

Chia-chin Sheu, Taoyuan County, TW;

Inventors:

Margaret Dah-Tsyr Chang, Hsinchu, TW;

Chia-Chin Sheu, Taoyuan County, TW;

Assignee:

Simpson Biotech Co., Ltd., Taoyuan County, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C12N 15/00 (2006.01); C07H 21/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A recombinant protein is prepared comprising a polypeptide of interest and a starch binding domain (SBD). The said SBD is obtainable from glucoamylase of fungi genus. The said recombinant protein comprising the said SBD can be purified by contacting with an affinity matrix such as starch, the SBD binds to the affinity matrix to isolate the recombinant protein. The recombinant protein can be purified by separating the association between the SBD and the affinity matrix by acid, alkaline, salt, or sugar. The polypeptide of interest may be an antibody, an antigen, a therapeutic compound, an enzyme, or a protein and may apply in pathogen destruction, vaccine producing, and oral care product manufacturing. The SBD further provides as a tool to screen or identify polysacchrides.


Find Patent Forward Citations

Chang, Margaret Dah-Tsyr. (2010). Recombinant protein comprising starch binding domain and use thereof (U.S. Patent No. 7851215). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7851215

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