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:
Aug. 31, 1999

Filed:

Nov. 07, 1997
Applicant:
Inventors:

Myron F Goodman, La Canada, CA (US);

Linda J Reha-Krantz, Edmonton, CA;

Assignees:

University of Southern California, Los Angeles, CA (US);

University of Alberta, Edmonton, CA;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12P / ;
U.S. Cl.
CPC ...
435 911 ; 435-6 ; 435270 ; 536 231 ; 536 243 ; 436 94 ; 436173 ;
Abstract

Sequencing methods and methods for synthesizing DNA probes using mutant bacteriophage T4 DNA polymerases which have increased ability to incorporate modified nucleotides for the synthesis of long or short chains of complementary, modified, e.g., fluorophore-labeled DNA. In general, the mutant T4 DNA polymerases retain 3'.fwdarw.5' exonuclease activity; hence, reduction or elimination of 3'.fwdarw.5' exonuclease activity is not a prerequisite for efficient synthesis of a complementary fluorophore-labeled or other modified DNA. In fact, retention of 3'.fwdarw.5' exonuclease activity increases accuracy of DNA replication, because these exonucleases proofread or edit the product of DNA replication.


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