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Literature summary for 3.2.1.1 extracted from

  • Shimizu, M.; Kanno, M.; Tamura, M.; Suekane, M.
    Purification and some properties of a novel alpha-amylase produced by a strain of Thermoactinomyces vulgaris (1978), Agric. Biol. Chem., 42, 1681-1688.
No PubMed abstract available
Search for more literature for 3.2.1.1

General Stability

General Stability Organism
Ca2+ stabilizes Thermoactinomyces vulgaris

Organism

Organism UniProt Comment Textmining
Thermoactinomyces vulgaris
-
-
-
Thermoactinomyces vulgaris R-47
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
 Thermoactinomyces vulgaris

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
120
-
 pullulan hydrolyzing activity Thermoactinomyces vulgaris

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
pullulan + H2O
-
 Thermoactinomyces vulgaris panose + ?
-
 ?
pullulan + H2O
-
 Thermoactinomyces vulgaris R-47 panose + ?
-
 ?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
70
-
-
 Thermoactinomyces vulgaris

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
50 90 50°C: about 55% of maximal activity, 90°C: about 45% of maximal activity Thermoactinomyces vulgaris

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
60
-
 pH 5.0, 10 mM Ca2+, 120 min, stable. Inactivation without Ca2+ Thermoactinomyces vulgaris

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
5
-
-
 Thermoactinomyces vulgaris

pH Range

pH Minimum pH Maximum Comment Organism
3.5 6 pH 3.5: about 70% of maximal activity, pH 6.0: about 80% of maximal activity Thermoactinomyces vulgaris