Method of screening and quantifying various enzymatic activities using artificial genetic circuits

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United States of America Patent

PATENT NO 9783859
SERIAL NO

13376783

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Abstract

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A method of detecting and quantifying various enzymatic activities using a constructed artificial genetic circuit GESS (genetic enzyme screening system) for sensing phenolic compounds and a method of screening a trace of activities of target enzymes from a metagenome using the artificial genetic circuit, thereby securing target enzyme genes. When the method for screening and quantifying target enzymatic activity is used, useful genes can be screened from various genetic communities, including environmental or metagenomic libraries, at a single cell level in high throughput (million/day). Further, the sensitivity of the genetic circuit to phenol derivatives and the expression thereof can be controlled, and thus the genetic circuit can rapidly sense and quantify various enzymatic activities. Thus, the method can be advantageously used in the protein engineering technology for enzyme modification. Particularly, it can quantitatively investigate enzymatic activity, and thus can be applied to molecular evolution technology.

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Patent Owner(s)

Patent OwnerAddress
KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGY125 GWAHAK-RO YUSEONG-GU DAEJEON 34141

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Choi, Jong Hyun Daejeon, KR 161 733
Choi, Su Lim Daejeon, KR 3 4
Kim, Hee Sik Gyeonggi-do, KR 6 5
Lee, Seung Goo Daejeon, KR 16 32
Rha, Eugene Daejeon, KR 3 4
Song, Jae Jun Daejeon, KR 20 21

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