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公开(公告)号:US20210230234A1
公开(公告)日:2021-07-29
申请号:US17221371
申请日:2021-04-02
Applicant: AMYRIS, INC. , TOTAL MARKETING SERVICES
Inventor: Penelope R. CHUA , Hanxiao JIANG , Adam Leon MEADOWS
IPC: C07K14/395 , C12P19/62 , C12P5/02 , C12P7/64 , C12P21/00 , C12N1/16 , C12N15/52 , C12N15/63 , C12N15/65 , C12P21/02
Abstract: The present disclosure relates to the use of a maltose dependent degron to control stability of a protein of interest fused thereto at the post-translational level. The present disclosure also relates to the use of a maltose dependent degron in combination with a maltose-responsive promoter to control gene expression at the transcriptional level and to control protein stability at the post-translational level. The present disclosure also relates to the use of a stabilization construct that couples expression of a cell-growth-affecting protein with the production of non-catabolic compounds. The present disclosure further relates to the use of a synthetic maltose-responsive promoter. The present disclosure further provides compositions and methods for using a maltose dependent degron, a maltose-responsive promoter, and a stabilization construct, either alone or in various combinations, for the production of non-catabolic compounds in genetically modified host cells.
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公开(公告)号:US20210155939A1
公开(公告)日:2021-05-27
申请号:US17159797
申请日:2021-01-27
Applicant: AMYRIS, INC. , TOTAL MARKETING SERVICES
Inventor: Hanxiao JIANG , Adam MEADOWS
Abstract: The present disclosure relates to the use of a switch for the production of heterologous non-catabolic compounds in microbial host cells. In one aspect, provided herein are genetically modified microorganisms that produce non-catabolic compounds more stably when serially cultured under aerobic conditions followed by microaerobic conditions, and methods of producing non-catabolic compounds by culturing the genetically modified microbes under such culture conditions. In another aspect, provided herein are genetically modified microorganisms that produce non-catabolic compounds more stably when serially cultured in the presence of maltose followed by the reduction or absence of maltose, and methods of producing non-catabolic compounds by culturing the genetically modified microbes under such culture conditions.
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公开(公告)号:US20220315937A1
公开(公告)日:2022-10-06
申请号:US17841429
申请日:2022-06-15
Applicant: Amyris, Inc.
Inventor: Hanxiao JIANG
Abstract: The present invention provides high efficiency targeted and marker-less single, double, triple, quadruple, and quintuple integrations by using CRISPR in host cells, including Pichia.
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公开(公告)号:US20220106619A1
公开(公告)日:2022-04-07
申请号:US17425634
申请日:2020-01-23
Applicant: AMYRIS, INC.
Inventor: Gale A. WICHMANN , Sean LUND , Joshua LERMAN , Hanxiao JIANG , Yi XIONG
Abstract: Provided herein are genetically modified host cells, compositions, and methods for improved production of steviol glycosides. In some embodiments, the host cell is genetically modified to comprise a heterologous nucleic acid expression cassette that expresses an ABC-transporter capable of transporting steviol glycosides to the extracellular space or to the luminal space of an intracellular organelle. In some embodiments, the host cell further comprises one or more heterologous nucleotide sequence encoding further enzymes of a pathway capable of producing one or more steviol glycosides in the host cell. The host cells, compositions, and methods described herein provide an efficient route for the heterologous production of steviol glycosides, including but not limited to, rebaudioside D and rebaudioside M.
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公开(公告)号:US20230066313A1
公开(公告)日:2023-03-02
申请号:US17794168
申请日:2021-01-22
Applicant: Amyris, Inc.
Inventor: Christopher J. PADDON , Hanxiao JIANG , Stephanie H. KUNG
Abstract: Provided herein are genetically modified host cells, compositions, and methods for improved production of artemisinic acid. The host cells are genetically modified to contain a heterologous nucleic acid that expresses novel and optimized variants of amorpha-4,11-diene 12-monooxygenase. Also provided herein are methods for screening for variants of cytochrome p450 enzymes that have increased enzymatic activity relative to a parental control enzyme.
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公开(公告)号:US20220307059A1
公开(公告)日:2022-09-29
申请号:US17616843
申请日:2020-06-05
Applicant: AMYRIS, INC.
Inventor: Penelope R. CHUA , Joshua Adam LERMAN , Thomas Jon SCHERBART , Chandresh THAKKER , Annie Ening TSONG , Hanxiao JIANG
Abstract: Provided herein are compositions and methods for uncoupling the yield and productivity of an isoprenoid compound produced in a host cell. In some embodiments, the yield and productivity are uncoupled by genetically modifying the host cell to reduce flux through the citric acid cycle (TCA). In other embodiments, the yield and productivity are uncoupled by reducing the levels of ATP in the host cell.
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公开(公告)号:US20200208163A1
公开(公告)日:2020-07-02
申请号:US16646001
申请日:2018-09-12
Applicant: Amyris, Inc.
Inventor: Hanxiao JIANG
Abstract: The present invention provides high efficiency targeted and marker-less single, double, triple, quadruple, and quintuple integrations by using CRISPR in host cells, including Pichia.
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公开(公告)号:US20180186841A1
公开(公告)日:2018-07-05
申请号:US15738555
申请日:2016-06-24
Applicant: AMYRIS, INC. , TOTAL MARKETING SERVICES
Inventor: Penelope R. CHUA , Hanxiao JIANG , Adam Leon MEADOWS
IPC: C07K14/395 , C12P5/02
Abstract: The present disclosure relates to the use of a maltose dependent degron to control stability of a protein of interest fused thereto at the post-translational level. The present disclosure also relates to the use of a maltose dependent degron in combination with a maltose-responsive promoter to control gene expression at the transcriptional level and to control protein stability at the post-translational level. The present disclosure also relates to the use of a stabilization construct that couples expression of a cell-growth-affecting protein with the production of non-catabolic compounds. The present disclosure further relates to the use of a synthetic maltose-responsive promoter. The present disclosure further provides compositions and methods for using a maltose dependent degron, a maltose-responsive promoter, and a stabilization construct, either alone or in various combinations, for the production of non-catabolic compounds in genetically modified host cells.
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公开(公告)号:US20180171341A1
公开(公告)日:2018-06-21
申请号:US15738918
申请日:2016-06-24
Applicant: AMYRIS, INC. , TOTAL MARKETING SERVICES
Inventor: Penelope R. CHUA , Hanxiao JIANG , Adam Leon MEADOWS
CPC classification number: C07K14/395 , C07K2319/95 , C12N1/16 , C12N15/52 , C12N15/635 , C12N15/65 , C12N2330/51 , C12P5/02 , C12P5/026 , C12P7/64 , C12P19/62 , C12P21/00 , C12P21/02 , C12Y503/03002
Abstract: The present disclosure relates to the use of a maltose dependent degron to control stability of a protein of interest fused thereto at the post-translational level. The present disclosure also relates to the use of a maltose dependent degron in combination with a maltose-responsive promoter to control gene expression at the transcriptional level and to control protein stability at the post-translational level. The present disclosure also relates to the use of a stabilization construct that couples expression of a cell-growth-affecting protein with the production of non-catabolic compounds. The present disclosure further relates to the use of a synthetic maltose-responsive promoter. The present disclosure further provides compositions and methods for using a maltose dependent degron, a maltose-responsive promoter, and a stabilization construct, either alone or in various combinations, for the production of non-catabolic compounds in genetically modified host cells.
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