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Literature summary for 3.2.1.3 extracted from

  • Yu, H.Y.; Li, X.
    Characterization of an organic solvent-tolerant thermostable glucoamylase from a halophilic isolate, Halolactibacillus sp. SK71 and its application in raw starch hydrolysis for bioethanol production (2014), Biotechnol. Prog., 30, 1262-1268.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
NaCl optimum concentration 7.5% NaCl, active at 0-20% NaCl Halolactibacillus sp. SK71

Application

Application Comment Organism
synthesis enzyme may be used for raw corn starch hydrolysis and subsequent bioethanol production using Saccharomyces cerevisiae. The yield in terms of grams of ethanol produced per gram of sugar consumed is 0.365 g/g, with 71.6% of theoretical yield from raw corn starch Halolactibacillus sp. SK71

Localization

Localization Comment Organism GeneOntology No. Textmining
extracellular
-
Halolactibacillus sp. SK71
-
-

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
78500
-
SDS-PAGE Halolactibacillus sp. SK71

Organism

Organism UniProt Comment Textmining
Halolactibacillus sp. SK71
-
soil isolate
-

Purification (Commentary)

Purification (Comment) Organism
-
Halolactibacillus sp. SK71

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
additional information enzyme shows broad substrate specificity and raw starch hydrolyzing activity Halolactibacillus sp. SK71 ?
-
?
starch + H2O
-
Halolactibacillus sp. SK71 D-glucose + ? sole end-product ?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
70
-
-
Halolactibacillus sp. SK71

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8
-
-
Halolactibacillus sp. SK71

pH Range

pH Minimum pH Maximum Comment Organism
7 12
-
Halolactibacillus sp. SK71

Expression

Organism Comment Expression
Halolactibacillus sp. SK71 enzyme production is strongly influenced by the salinity of growth medium with maximum in the presence of 5% NaCl additional information