公开(公告)号：US20220170059A1

公开(公告)日：2022-06-02

申请号：US17600594

申请日：2020-03-10

Applicant: CJ CHEILJEDANG CORPORATION

Inventor： Su Yon KWON ,  Mina BAEK ,  Seung-ju SON ,  Kwang Woo LEE

IPC: C12P13/08 ,  C07K14/34 ,  C12N15/77 ,  C12N9/06 ,  C12N9/10 ,  C12N9/18

Abstract: The present application relates to a microorganism having an enhanced L-threonine producing ability and a method for producing L-threonine using the same.

公开(公告)号：US20200340022A1

公开(公告)日：2020-10-29

申请号：US16478286

申请日：2019-04-10

Applicant: CJ CHEILJEDANG CORPORATION

Inventor： Su Yon KWON ,  Kwang Woo LEE ,  Lan HUH ,  Kyungrim KIM ,  Mina BAEK ,  Seung-ju SON ,  Jaemin LEE

IPC: C12P13/06 ,  C12N9/04 ,  C12P13/08 ,  C12P13/12

Abstract: The present disclosure relates to modified homoserine dehydrogenase and a method for producing homoserine or a homoserine-derived L-amino acid using the same.

公开(公告)号：US20220356480A1

公开(公告)日：2022-11-10

申请号：US17623231

申请日：2020-08-06

Applicant: CJ CHEILJEDANG CORPORATION

Inventor： Mina BAEK ,  Su Yon KWON ,  Imsang LEE ,  Seung-ju SON ,  Kwang Woo LEE

IPC: C12N15/77 ,  C12P13/08 ,  C12N9/02 ,  C12N9/06 ,  C12N9/88

Abstract: The present disclosure relates to a variant polypeptide having attenuated dihydrodipicolinate reductase activity and a method of producing L-threonine using the same.

公开(公告)号：US20220356479A1

公开(公告)日：2022-11-10

申请号：US17623218

申请日：2020-08-13

Applicant: CJ CHEILJEDANG CORPORATION

Inventor： Mina BAEK ,  Seung-ju SON ,  Su Yon KWON ,  Imsang LEE ,  Kwang Woo LEE

IPC: C12N15/77 ,  C12P13/08 ,  C12N9/06 ,  C12N9/02 ,  C12N9/88 ,  C40B40/02 ,  C40B40/08

Abstract: The present disclosure relates to a modified polypeptide, in which the activity of meso-diaminopimelate is weakened, and a method for producing L-threonine using the same.

公开(公告)号：US20170002388A1

公开(公告)日：2017-01-05

申请号：US15112855

申请日：2015-03-17

Applicant: CJ CHEILJEDANG CORPORATION

Inventor： Eun Sung KOH ,  Su Yon KWON ,  Kwang Ho LEE ,  Ji Sun LEE ,  Juno JANG ,  Keun Cheol LEE ,  Hyeong Pyo HONG

IPC: C12P13/22 ,  C12N9/24 ,  C12P13/08 ,  C12N9/78

CPC classification number: C12P13/227 ,  C12N9/2497 ,  C12N9/78 ,  C12P13/08 ,  C12Y302/02004 ,  C12Y305/04004

Abstract: Disclosed are a recombinant microorganism having enhanced L-amino acid productivity, wherein the recombinant microorganism is transformed to have removed or decreased activity of at least one of adenosine deaminase and AMP nucleosidase, and a method of producing an L-amino acid using the recombinant microorganism. The use of the recombinant microorganism may enable the production of the L-amino acid in a highly efficient manner.

Abstract translation: 公开了具有增强的L-氨基酸生产力的重组微生物，其中转化重组微生物以去除或降低腺苷脱氨酶和AMP核苷酶中的至少一种的活性，以及​​使用重组微生物产生L-氨基酸的方法 。 重组微生物的使用可以以高效的方式生产L-氨基酸。

公开(公告)号：US20170002365A1

公开(公告)日：2017-01-05

申请号：US15112992

申请日：2014-04-25

Applicant: CJ Cheiljedang Corporation

Inventor： Hyung Joon KIM ,  Su Yon KWON ,  Eun Sung KOH ,  Ji Sun LEE ,  Keun Cheol LEE ,  Young Bin HWANG ,  Hyeong Pyo HONG

IPC: C12N15/70 ,  C07K14/34 ,  C12P13/08

CPC classification number: C12N15/70 ,  C07K14/34 ,  C12N1/20 ,  C12P13/08

Abstract: The present invention relates to an E. coli mutant strain having enhanced L-threonine productivity, which is obtained by introducing the permease of Corynebacterium origin, and to method of producing L-threonine using the E. coli mutant strain.

Abstract translation: 本发明涉及通过引入源自棒杆菌的通透酶获得的具有增强的L-苏氨酸生产力的大肠杆菌突变菌株，以及使用大肠杆菌突变株产生L-苏氨酸的方法。