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.:
Date of Patent:
Oct. 08, 2013
Filed:
Aug. 07, 2009
Applicants:
Seigo Oe, Ayase, JP;
Hiroshi Sato, Ayase, JP;
Teruhiko Ide, Ayase, JP;
Inventors:
Assignee:
Tosoh Corporation, Yamaguchi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12N 9/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed is a T7 RNA polymerase mutant having improved thermal stability and/or specific activity in comparison with wild-type T7-like bacteriophage RNA polymerase, wherein at least one amino acid residue corresponding to at least one of the amino acid residues selected from the group at least consisting of glutamine at position 768, lysine at position 179 and valine at position 685 of the amino acid sequence that composes wild-type T7 RNA polymerase shown in SEQ ID NO: 6, is substituted with another amino acid.