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Literature summary for 3.2.1.2 extracted from

  • Dicko, M.H.; Searle-van Leeuwen, M.J.F.; Beldman, G.; Quedraogo, O.G.; Hilhorst, R.; Traore, A.S.
    Purification and characterization of beta-amylase from Curculigo pilosa (1999), Appl. Microbiol. Biotechnol., 52, 802-805.
No PubMed abstract available
Search for more literature for 3.2.1.2

Application

Application Comment Organism
nutrition traditional use in the manufacture of infant food and sorghum beer in Burkina Faso Curculigo pilosa

Inhibitors

Inhibitors Comment Organism Structure
PCMB
-
 Curculigo pilosa

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
 additional information
-
 Curculigo pilosa

Organism

Organism UniProt Comment Textmining
Curculigo pilosa
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
 Curculigo pilosa

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
 Curculigo pilosa

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
amylopectin + H2O
-
 Curculigo pilosa maltose + ?
-
 ?
amylose + H2O
-
 Curculigo pilosa maltose + ?
-
 ?
p-nitrophenylmaltopentaoside + H2O
-
 Curculigo pilosa ?
-
 ?
starch + H2O soluble Curculigo pilosa maltose + ?
-
 ?
starch + H2O raw starch from wheat, corn, potato and rice Curculigo pilosa maltose + ?
-
 ?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
55
-
-
 Curculigo pilosa

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
55
-
 2 h, in presence of substrate, stable Curculigo pilosa
65
-
 1.5 h, retains about 80% of its activity Curculigo pilosa

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
550
-
 amylopectin
-
 Curculigo pilosa
2400
-
 amylose
-
 Curculigo pilosa
5460
-
 starch from potato Curculigo pilosa
6540
-
 starch soluble starch Curculigo pilosa

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5
-
-
 Curculigo pilosa

pH Stability

pH Stability pH Stability Maximum Comment Organism
4.5 7.5 30°C, 1.5 h, stable Curculigo pilosa