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Asoodeh et al., 2012 - Google Patents

Purification and characterization of a new glucoamylopullulanase from thermotolerant alkaliphilic Bacillus subtilis DR8806 of a hot mineral spring

Asoodeh et al., 2012

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Document ID
7784285308750077779
Author
Asoodeh A
Lagzian M
Publication year
Publication venue
Process Biochemistry

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We have introduced a novel glucoamylopullulanase from thermostable alkaliphilic Bacillus subtilis DR8806 from a hot mineral spring in Iran. The enzyme was purified by ion-exchange chromatography following to ammonium sulphate precipitation. The molecular weight of the …
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    • C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/14—Hydrolases (3)
    • C12N9/24—Hydrolases (3) acting on glycosyl compounds (3.2)
    • C12N9/2402—Hydrolases (3) acting on glycosyl compounds (3.2) hydrolysing O- and S- glycosyl compounds (3.2.1)
    • C12N9/2405—Glucanases
    • C12N9/2408—Glucanases acting on alpha -1,4-glucosidic bonds
    • C12N9/2411—Amylases
    • C12N9/2414—Alpha-amylase (3.2.1.1.)
    • C12N9/2417—Alpha-amylase (3.2.1.1.) from microbiological source
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    • C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
    • C12N9/14—Hydrolases (3)
    • C12N9/48—Hydrolases (3) acting on peptide bonds (3.4)
    • C12N9/50—Proteinases Endopeptidases (3.4.21-3.4.25)
    • C12N9/52—Proteinases Endopeptidases (3.4.21-3.4.25) derived from bacteria
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    • C12Y302/01—Glycosidases, i.e. enzymes hydrolysing O- and S-glycosyl compounds (3.2.1)
    • C12Y302/01001—Alpha-amylase (3.2.1.1)
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    • C12Y302/01041—Pullulanase (3.2.1.41)
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    • C12P19/00—Preparation of compounds containing saccharide radicals
    • C12P19/16—Preparation of compounds containing saccharide radicals produced by the action of an alpha-1, 6-glucosidase, e.g. amylose, debranched amylopectin
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    • C12N15/09—Recombinant DNA-technology
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    • C12N15/74—Vectors or expression systems specially adapted for prokaryotic hosts other than E. coli, e.g. Lactobacillus, Micromonospora
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