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公开(公告)号:US11634698B2
公开(公告)日:2023-04-25
申请号:US16954276
申请日:2018-12-10
Applicant: BASF SE
Inventor: Xuqiu Tan , Kenneth Barrett , Jared Dennis , Dongmei Ren , Corey Dodge , Bin Zhang
IPC: C12N9/22 , A23K20/147 , A23K20/189 , A23L29/00 , A23L33/18 , C11D3/386
Abstract: Disclosed herein are polypeptides having nuclease activity. Some of the polypeptides having nuclease activity were generated by an improved gene site mutagenesis (“GSSM”) method or the tailored multi-site combinatorial assembly (“TMCA”) method. Also disclosed are compositions and kits comprising the polypeptides having nuclease activity, and methods for making and using these polypeptides, compositions and kits.
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公开(公告)号:US11286621B2
公开(公告)日:2022-03-29
申请号:US15752285
申请日:2016-08-12
Applicant: BASF SE
Inventor: Christoph Hamers , Konstantino Karanikas , Kenneth Barrett , Zheng Tan
IPC: D21H19/54 , C12P19/14 , C12P19/16 , C12P19/18 , C12P19/22 , D21H17/28 , D21H27/40 , D21H21/18 , D21H25/06
Abstract: Embodiments disclosed herein provide enzymatic formulations comprising a polypeptide having amylase activity for producing a paper product. Also provided are aqueous surface treatment compositions for paper and board comprising degraded starch. Further provided are methods for producing paper and board using the aqueous surface treatment composition, and to corrugated boards produced from this paper.
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公开(公告)号:US11198881B2
公开(公告)日:2021-12-14
申请号:US17105045
申请日:2020-11-25
Applicant: Lallemand Hungary Liquidity Management LLC , BASF SE
Inventor: Aaron Argyros , Alexandra Panaitiu , Charles Rice , Kenneth Barrett
Abstract: The present disclosure concerns recombinant yeast host cell for saccharification of a biomass. The recombinant yeast host cell has a genetic modification for expressing a heterologous polypeptide having glucoamylase activity (Rasamsonia emersonii glucoamylase). In some embodiments, the heterologous polypeptide comprises the signal sequence associated with the alpha-mating 1 factor. The present disclosure also concerns a process for saccharification of a biomass using the recombinant yeast host cell as well as a process for fermenting the saccharified biomass into a fermentation product.
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公开(公告)号:US20210163995A1
公开(公告)日:2021-06-03
申请号:US17105100
申请日:2020-11-25
Applicant: Lallemand Hungary Liquidity Management LLC , BASF SE , BASF ENZYMES LLC.
Inventor: Aaron Argyros , Alexandra Panaitiu , Charles Rice , Matthew B. Richards , Tera Stoughtenger , Kenneth Barrett
Abstract: The present disclosure concerns a process for fermenting a biomass with a reduced dose of a purified exogenous enzyme (which can be, for example a purified exogenous glucoamylase). The process comprises contacting a biomass (which may comprise starch) with a recombinant yeast host cell. The recombinant yeast host cell has a genetic modification for expressing a heterologous polypeptide having starch or dextrin hydrolase activity (which may be, for example, from a glucoamylase). The nucleic acid molecule encoding the heterologous polypeptide having starch or dextrin hydrolase activity comprises allowing the secretion of the heterologous polypeptide.
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公开(公告)号:US20210163967A1
公开(公告)日:2021-06-03
申请号:US17105045
申请日:2020-11-25
Applicant: Lallemand Hungary Liquidity Management LLC , BASF SE , BASF ENZYMES LLC.
Inventor: Aaron Argyros , Alexandra Panaitiu , Charles Rice , Kenneth Barrett
Abstract: The present disclosure concerns recombinant yeast host cell for saccharification of a biomass. The recombinant yeast host cell has a genetic modification for expressing a heterologous polypeptide having glucoamylase activity (Rasamsonia emersonii glucoamylase). In some embodiments, the heterologous polypeptide comprises the signal sequence associated with the alpha-mating 1 factor. The present disclosure also concerns a process for saccharification of a biomass using the recombinant yeast host cell as well as a process for fermenting the saccharified biomass into a fermentation product.
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