发明授权
- 专利标题： &agr;-amlase mutants
- 专利标题（中）： α-淀粉酶突变体
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申请号： US09183412申请日： 1998-10-30
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公开(公告)号： US06204232B1公开(公告)日： 2001-03-20
- 发明人: Torben Vedel Borchert , Allan Svendsen , Carsten Andersen , Bjarne Nielsen , Torben Lauesgaard Nissen , Søren Kjærulff
- 申请人： Torben Vedel Borchert , Allan Svendsen , Carsten Andersen , Bjarne Nielsen , Torben Lauesgaard Nissen , Søren Kjærulff
- 优先权： DK1240/97 19971030; DK199800936 19980714
- 主分类号： C12N928
- IPC分类号： C12N928
摘要：
The invention relates to a variant of a parent Termamyl-like &agr;-amylase, which exhibits an alteration in at least one of the following properties relative to said parent &agr;-amylase: i) improved pH stability at a pH from 8 to 10.5; and/or ii) improved Ca2+ stability at pH 8 to 10.5, and/or iii) increased specific activity at temperatures from 10 to 60° C.
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