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Literature summary for 3.2.1.2 extracted from

  • Nanmori, T.; Shinke, R.; Aoki, K.; Nishira, H.
    Purification and characterization of beta-amylase from Bacillus cereus BQ10-S1 Spo II (1983), Agric. Biol. Chem., 47, 941-947.
No PubMed abstract available
Search for more literature for 3.2.1.2

Inhibitors

Inhibitors Comment Organism Structure
PCMB 5 nM Bacillus cereus

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
additional information
-
 additional information Km for soluble starch is 0.4% Bacillus cereus

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
55000
-
 amino acid analysis Bacillus cereus
60000
-
 1 * 60000, SDS-PAGE Bacillus cereus
62000
-
 gel filtration Bacillus cereus
62500
-
 equilibrium sedimentation Bacillus cereus

Organism

Organism UniProt Comment Textmining
Bacillus cereus
-
 strains BQ10-S1 and BQ10-S1 SpoII
-

Purification (Commentary)

Purification (Comment) Organism
-
 Bacillus cereus

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
-
 Bacillus cereus

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
starch + H2O soluble Bacillus cereus maltose + ?
-
 ?

Subunits

Subunits Comment Organism
monomer 1 * 60000, SDS-PAGE Bacillus cereus

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
40
-
-
 Bacillus cereus

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7
-
-
 Bacillus cereus

pH Range

pH Minimum pH Maximum Comment Organism
6 9 about 75% of maximal activity at pH 6.0 and pH 9.0 Bacillus cereus