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Title:
α-AMYLASE VARIANT
Document Type and Number:
WIPO Patent Application WO/2022/044629
Kind Code:
A1
Abstract:
The present invention provides an α-amylase exhibiting a high starch degradation activity at low temperatures. The α-amylase variant comprises the amino acid sequence represented by SEQ ID NO: 2 or an amino acid sequence having at least 90% identity therewith in which another amino acid residue has been substituted for the amino acid residue at each of the positions described in (a) and (b), or at the position described in (c), or at each of the positions described in (a), (b) and (c), below:　(a) position 303 of the amino acid sequence represented by SEQ ID NO: 2 or a position corresponding thereto; (b) one or more positions selected from the group consisting of position 295 and position 296 of the amino acid sequence represented by SEQ ID NO: 2 and positions corresponding thereto; (c) position 331 of the amino acid sequence represented by SEQ ID NO: 2 or a position corresponding thereto.

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Inventors:
SHAKU MAO (JP)
HIOKI TAKAHIRO (JP)
KAWAHARA AKIHITO (JP)
Application Number:
PCT/JP2021/027224
Publication Date:
March 03, 2022
Filing Date:
July 20, 2021
Export Citation:
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Assignee:
KAO CORP (JP)
International Classes:
C12N15/56; C11D3/386; C12N1/15; C12N1/19; C12N1/21; C12N5/10
Domestic Patent References:
WO2017100720A12017-06-15
WO2013184577A12013-12-12
WO2014164777A12014-10-09
WO2014164800A12014-10-09
Attorney, Agent or Firm:
THE PATENT CORPORATE BODY ARUGA PATENT OFFICE (JP)
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