C - Chemistry – Metallurgy – 12 – N
Patent
C - Chemistry, Metallurgy
12
N
C12N 9/28 (2006.01) C11D 3/386 (2006.01) C12N 1/21 (2006.01) C12N 15/09 (2006.01)
Patent
CA 2308119
The invention relates to a variant of a parent Termamyl-like .alpha.-amylase, which exhibits an alteration in at least one of the following properties relative to said parent .alpha.-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.
L'invention concerne un variant d'une alpha-amylase parente du type Termamyl, qui présente une modification d'une au moins des propriétés suivantes par rapport à ladite .alpha.-amylase parente: (i) une meilleure stabilité du pH pour un pH compris entre 8 et 10,5; et/ou (ii) une meilleure stabilité au Ca?2+¿ pour un pH compris entre 8 et 10,5; et/ou (iii) une meilleure activité spécifique à des températures comprises entre 10 et 60 ·C.
Andersen Carsten
Borchert Torben Vedel
Kjaerulff Soren
Nielsen Bjarne Ronfeldt
Nissen Torben Lauesgaard
Mccarthy Tetrault Llp
Novo Nordisk A/s
Novozymes A/s
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