发明公开
EP2708602A2 Xylanases, nucleic acids encoding them and methods for making and using them
审中-公开
木聚糖酶的核酸,编码这些,以及它们的制备和使用过程
- 专利标题: Xylanases, nucleic acids encoding them and methods for making and using them
- 专利标题(中): 木聚糖酶的核酸,编码这些,以及它们的制备和使用过程
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申请号: EP13181497.2申请日: 2008-08-01
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公开(公告)号: EP2708602A2公开(公告)日: 2014-03-19
- 发明人: Gray, Kevin , Dirmeier, Reinhard
- 申请人: Verenium Corporation
- 申请人地址: 3550 John Hopkins Court San Diego CA 92121 US
- 专利权人: Verenium Corporation
- 当前专利权人: Verenium Corporation
- 当前专利权人地址: 3550 John Hopkins Court San Diego CA 92121 US
- 代理机构: Wakerley, Helen Rachael
- 优先权: US977348P 20071003
- 主分类号: C12N15/52
- IPC分类号: C12N15/52 ; C12N15/09 ; C12N9/42
摘要:
The invention relates to enzymes having xylanase, mannanase and/or glucanase activity, e.g., catalyzing hydrolysis of internal β-1,4-xylosidic linkages or endo- β-1,4-glucanase linkages; and/or degrading a linear polysaccharide beta-1,4-xylan into xylose. Thus, the invention provides methods and processes for breaking down hemicellulose, which is a major component of the cell wall of plants, including methods and processes for hydrolyzing hemicelluloses in any plant or wood or wood product, wood waste, paper pulp, paper product or paper waste or byproduct. In addition, methods of designing new xylanases, mannanases and/or glucanases and methods of use thereof are also provided. The xylanases, mannanases and/or glucanases have increased activity and stability at increased pH and temperature.
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