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.

Date of Patent:
Jun. 11, 2013

Filed:

Jul. 15, 2009
Applicants:

Yuka Kobayashi, Tokyo, JP;

Jun Hirabayashi, Tsukuba, JP;

Hiroaki Tateno, Tsukuba, JP;

Hirokazu Kawagishi, Shizuoka, JP;

Hideo Dohra, Shizuoka, JP;

Inventors:

Yuka Kobayashi, Tokyo, JP;

Jun Hirabayashi, Tsukuba, JP;

Hiroaki Tateno, Tsukuba, JP;

Hirokazu Kawagishi, Shizuoka, JP;

Hideo Dohra, Shizuoka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07K 16/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Disclosed is a novel lectin which can bind specifically to an L-fucose α1→6 sugar chain. Also disclosed is use of the lectin. The L-fucose α1→6 specific lectin of the present invention is characterized in that: (1) the lectin is extracted from a basidiomycete or an ascomycete; (2) the lectin has a molecular weight by sodium dodecyl sulfate-polyacrylamide gel electrophoresis (SDS-PAGE) of 4,000 to 40,000; and (3) the lectin has an affinity to an L-fucose α1→6 sugar chain, the affinity being represented by an association constant of 1.0×10Mor more (at 25 degrees C.). The lectin can be used for detecting an L-fucose α1→6 sugar chain specifically, and is effective for the purification of an L-fucose α1→6 sugar chain or a non L-fucose α1→6 sugar chain.


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