公开(公告)号：US10378032B2

公开(公告)日：2019-08-13

申请号：US15573244

申请日：2016-05-10

Applicant: CJ Cheiljedang Corporation

Inventor： Hye Min Park ,  Baek Seok Lee ,  Seok Myung Lee ,  Kyungrim Kim ,  Kwang Ho Lee ,  Ki Yong Cheong ,  Keun Cheol Lee ,  Hyeongpyo Hong

IPC: C12P13/22 ,  C12N15/71 ,  C12N9/16 ,  C12P13/14

Abstract: The present disclosure relates to a microorganism of the genus Escherichia producing more L-tryptophan by inactivating the activity of phosphatase. Additionally, the present disclosure relates to a method for producing L-tryptophan using the microorganism of the genus Escherichia.

公开(公告)号：US11053524B2

公开(公告)日：2021-07-06

申请号：US16246082

申请日：2019-01-11

Applicant: CJ CHEILJEDANG CORPORATION

Inventor： Kyoung Min Lee ,  Hee Kyoung Jung ,  Young Lyeol Yang ,  Hye Won Um ,  Chang Gyeom Kim ,  Hong Xian Li ,  Su Jin Park ,  Jong Hyun Yoon ,  Baek Seok Lee ,  Sun Young Lee

IPC: C12P13/00 ,  C12N9/88 ,  C12N9/10 ,  C12N9/02 ,  C12N9/12 ,  C12N1/21 ,  C12N15/52

Abstract: The present invention relates to a recombinant microorganism capable of producing putrescine, in which the microorganism is modified to have enhanced NCgl2522 activity, thereby producing putrescine in a high yield, and a method for producing putrescine using the microorganism.

公开(公告)号：US11365400B2

公开(公告)日：2022-06-21

申请号：US17074203

申请日：2020-10-19

Applicant: CJ Cheiljedang Corporation

Inventor： Su Jin Park ,  Young Lyeol Yang ,  Hye Won Um ,  Hong Xian Li ,  Kyoung Min Lee ,  Baek Seok Lee ,  Hyo Hyoung Lee ,  Hee Kyoung Jung

IPC: C12N9/10 ,  C12N9/80 ,  C12P13/00 ,  C12N15/52 ,  C12N1/00 ,  C12N15/00 ,  C12N9/12 ,  C12N9/88 ,  C12N9/00 ,  C12P13/10

Abstract: Disclosed is a modified microorganism producing putrescine or ornithine, and a method for producing putrescine or ornithine using the same.

公开(公告)号：US11155849B2

公开(公告)日：2021-10-26

申请号：US16346418

申请日：2018-12-14

Applicant: CJ CHEILJEDANG CORPORATION

Inventor： Min Ji Baek ,  Baek Seok Lee ,  Ji Hye Lee ,  Nara Kwon ,  Ju Jeong Kim ,  Jin Man Cho

IPC: C12P19/32 ,  C12N1/20 ,  C12N15/10 ,  C12R1/15

Abstract: The present disclosure relates to a microorganism of the genus Corynebacterium producing 5′-inosine monophosphate, with an enhanced activity of an IMP export protein; a method for preparing 5′-inosine monophosphate using the same; a composition for producing 5′-inosine monophosphate; and a method for increasing export of 5′-inosine monophosphate.

公开(公告)号：US09938515B2

公开(公告)日：2018-04-10

申请号：US14786510

申请日：2014-04-23

Applicant: CJ CHEILJEDANG CORPORATION

Inventor： Young Moon Cho ,  Chang Gyeom Kim ,  Baek Seok Lee

IPC: C12N9/90 ,  C12N15/00 ,  C12N1/20 ,  C12P21/06 ,  C12P21/04 ,  C12P19/02 ,  C07H21/04 ,  C12P19/24 ,  C12N11/00

CPC classification number: C12N9/90 ,  C12N11/00 ,  C12N15/00 ,  C12P19/02 ,  C12P19/24 ,  C12Y501/03

Abstract: The present invention relates to: a D-psicose 3-epimerase mutant from Agrobacterium tumefaciens with improved thermal stability; a recombinant vector comprising a gene encoding the mutant; and a microorganism comprising the mutant. In addition, the present invention relates to a method for producing D-psicose by using the epimerase mutant or the microorganism.

公开(公告)号：US11268074B2

公开(公告)日：2022-03-08

申请号：US16805040

申请日：2020-02-28

Applicant: CJ Cheiljedang Corporation

Inventor： Su Jin Park ,  Young Lyeol Yang ,  Hye Won Um ,  Hong Xian Li ,  Kyoung Min Lee ,  Baek Seok Lee ,  Hyo Hyoung Lee ,  Hee Kyoung Jung

IPC: C12N15/52 ,  C12N15/00 ,  C12N9/12 ,  C12N9/00 ,  C12N9/10 ,  C12N9/80 ,  C12P13/00 ,  C12N1/00 ,  C12N9/88 ,  C12P13/10

Abstract: Disclosed is a modified microorganism producing putrescine or ornithine, and a method for producing putrescine or ornithine using the same.

公开(公告)号：US10815464B2

公开(公告)日：2020-10-27

申请号：US16507676

申请日：2019-07-10

Applicant: CJ Cheiljedang Corporation

Inventor： Su Jin Park ,  Young Lyeol Yang ,  Hye Won Um ,  Hong Xian Li ,  Kyoung Min Lee ,  Baek Seok Lee ,  Hyo Hyoung Lee ,  Hee Kyoung Jung

IPC: C12N9/10 ,  C12N9/80 ,  C12P13/00 ,  C12N15/52 ,  C12N9/12 ,  C12N9/88 ,  C12N9/00 ,  C12P13/10

Abstract: Disclosed is a modified microorganism producing putrescine or ornithine, and a method for producing putrescine or ornithine using the same.

公开(公告)号：US10221433B2

公开(公告)日：2019-03-05

申请号：US14778383

申请日：2014-02-25

Applicant: CJ CHEILJEDANG CORPORATION

Inventor： Kyoung Min Lee ,  Hee Kyoung Jung ,  Young Lyeol Yang ,  Hye Won Um ,  Chang Gyeom Kim ,  Hong Xian Li ,  Su Jin Park ,  Jong Hyun Yoon ,  Baek Seok Lee ,  Sun Young Lee

IPC: C12N1/15 ,  C12N1/21 ,  C12P13/00 ,  C12N9/02 ,  C12N9/10 ,  C12N9/12 ,  C12N9/88 ,  C12N15/52

Abstract: The present invention relates to a recombinant microorganism capable of producing putrescine, in which the microorganism is modified to have enhanced NCgl2522 activity, thereby producing putrescine in a high yield, and a method for producing putrescine using the microorganism.

公开(公告)号：US10081822B2

公开(公告)日：2018-09-25

申请号：US15573236

申请日：2016-05-10

Applicant: CJ Cheiljedang Corporation

Inventor： Seok Myung Lee ,  Baek Seok Lee ,  Kyungrim Kim ,  Kwang Ho Lee ,  Keun Cheol Lee ,  Hyeongpyo Hong

IPC: C12N9/16 ,  C12P13/22 ,  C12Q1/68 ,  C12N1/20 ,  C12N15/00 ,  C07H21/04 ,  C12N15/70 ,  C12P13/14

CPC classification number: C12P13/227 ,  C12N1/20 ,  C12N15/70 ,  C12P13/14

Abstract: The present invention relates to a microorganism of the genus Escherichia in which L-tryptophan productivity is improved by inactivating phosphatase activity. Further, the present invention relates to a method for producing L-tryptophan using the microorganism of the genus Escherichia.