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:
Oct. 07, 2014

Filed:

Dec. 07, 2007
Applicants:

Jin Suk Woo, Daejeon, KR;

Jae Kyung Sohng, Chungcheongnam-do, KR;

Byung Gee Kim, Seoul, KR;

Sun Youp Kang, Daejeon, KR;

Dea Hee Kim, Daejeon, KR;

Kyoung Soon Jang, Seoul, KR;

Ji Young Yang, Daejeon, KR;

Young Soo Jung, Daejeon, KR;

Won Min Seo, Daejeon, KR;

Tae Geon Gil, Daejeon, KR;

Sang Hee Shim, Chungcheongnam-do, KR;

IN Kang Hur, Daejeon, KR;

Inventors:

Jin Suk Woo, Daejeon, KR;

Jae Kyung Sohng, Chungcheongnam-do, KR;

Byung Gee Kim, Seoul, KR;

Sun Youp Kang, Daejeon, KR;

Dea Hee Kim, Daejeon, KR;

Kyoung Soon Jang, Seoul, KR;

Ji Young Yang, Daejeon, KR;

Young Soo Jung, Daejeon, KR;

Won Min Seo, Daejeon, KR;

Tae Geon Gil, Daejeon, KR;

Sang Hee Shim, Chungcheongnam-do, KR;

In Kang Hur, Daejeon, KR;

Assignee:

Gene Chem, Inc., Daejeon, KR;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C12P 19/30 (2006.01); C12N 9/90 (2006.01); C12P 19/26 (2006.01); C12P 19/34 (2006.01); C07H 21/04 (2006.01); C07K 1/00 (2006.01); C12P 17/16 (2006.01);
U.S. Cl.
CPC ...
C12N 9/90 (2013.01); C12P 17/16 (2013.01);
Abstract

The present invention relates to a novel N-acetylglucosamine-2-epimerase and a method for preparing CMP-N-acetylneuraminic acid, more specifically, relates to a N-acetylglucosamine-2-epimerase derived fromNCTC 9343, and a method for preparing CMP-N-acetylneuraminic acid using said N-acetylglucosamine-2-epimerase. According to the present invention, CMP-N-acetylneuraminic acid can be produced economically in a large amount through a one-step reaction using cytidine monophosphate and N-acetyl-D-glucosamine which are inexpensive substrates.


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