公开(公告)号：US10760108B2

公开(公告)日：2020-09-01

申请号：US15117437

申请日：2015-09-04

Applicant: CJ CHEILJEDANG CORPORATION

Inventor： Ji Sun Lee ,  Kwang Ho Lee ,  Hyo Jin Kim ,  Keun Chul Lee ,  Young Bin Hwang

IPC: C12P13/08 ,  C07K14/245 ,  C12N1/21 ,  C12N9/12

Abstract: The present invention relates to a novel variant RNA polymerase sigma factor 70 (π70) polypeptide, a polynucleotide encoding the same, a microorganism containing the polypeptide, and a method for producing L-threonine by using the microorganism.

公开(公告)号：US10662450B2

公开(公告)日：2020-05-26

申请号：US16344189

申请日：2018-06-29

Applicant: CJ Cheiljedang Corporation

Inventor： Hyung Joon Kim ,  Hyo Jin Kim ,  Hyun Won Bae ,  Hyun Ah Kim ,  Chang Il Seo ,  Ji Sun Lee ,  Jin Sook Chang

IPC: C12P13/02 ,  C12N15/77 ,  C12N9/12

Abstract: An aspartokinase variant, a microorganism comprising the variant, and a method for producing an aspartate-derived L-amino acid or a homoserine derivative thereof using the microorganism.

公开(公告)号：US10053698B2

公开(公告)日：2018-08-21

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: C12N1/20 ,  C12P13/08 ,  C12N15/70 ,  C07K14/34

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.

公开(公告)号：US09758772B2

公开(公告)日：2017-09-12

申请号：US14899676

申请日：2014-04-24

Applicant: CJ Cheiljedang Corporation

Inventor： Ji Sun Lee ,  Kwang Ho Lee ,  Eun Sung Koh ,  Hyung Joon Kim ,  Keun Cheol Lee ,  Young Bin Hwang

IPC: C12P13/08 ,  C12P13/02 ,  C12N9/10 ,  C12N1/20 ,  C12P21/06 ,  C12P19/34 ,  C12N15/00 ,  C07H21/04 ,  C07K1/00 ,  C12N9/12 ,  C12N15/70 ,  C07K14/245

CPC classification number: C12N9/1247 ,  C07K14/245 ,  C12N15/70 ,  C12P13/08 ,  C12Y207/07006

Abstract: The present application relates to an L-threonine-producing microorganism and a production method for L-threonine using the same, and more specifically, to a microorganism having enhanced L-threonine productivity and a method for producing L-threonine in high yield using the same.