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:
Feb. 23, 2010
Filed:
Jun. 19, 2009
Shigeyuki Yokoyama, Tokyo, JP;
Mikako Shirouzu, Yokohama, JP;
Ayako Sakamoto, Miura, JP;
Kensaku Sakamoto, Tokyo, JP;
Shigeyuki Yokoyama, Tokyo, JP;
Mikako Shirouzu, Yokohama, JP;
Ayako Sakamoto, Miura, JP;
Kensaku Sakamoto, Tokyo, JP;
Abstract
The present invention discloses an expression method for non-naturally-occurring amino acid-containing protein comprising: expressing in animal cells: (A) a mutant tyrosyl-tRNA synthetase that is a mutation of tyrosyl-tRNA synthetase originating inwith an enhanced specificity for a non-naturally-occurring tyrosine derivative as compared with the specificity for tyrosine; (B) suppressor tRNA originating inspecies,species orspecies of eubacteria and capable of binding with the tyrosine derivative in the presence of the mutant tyrosyl tRNA synthetase; and, (C) a desired protein gene that has undergone a nonsense mutation at a desired site; wherein, the tyrosine derivative is incorporated at the location of this nonsense mutation.