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Literature summary extracted from

  • Tatsumi, H.; Katano, H.; Ikeda, T.
    Kinetic analysis of glucoamylase-catalyzed hydrolysis of starch granules from various botanical sources (2007), Biosci. Biotechnol. Biochem., 71, 946-950.
    View publication on PubMed

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.2.1.3 additional information
-
 additional information kinetic analysis of glucoamylase-catalyzed hydrolysis of starch granules from various botanical sources, overview, Ko increases as the starch granule crystaline structure becomes dense Rhizopus sp.

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
3.2.1.3 starch + H2O Rhizopus sp.
-
 ?
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
3.2.1.3 Rhizopus sp.
-
-
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.2.1.3 commercial preparation
-
 Rhizopus sp.
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
3.2.1.3 additional information
-
 enzyme amount adsorbed on the starch granule surface per unit area Rhizopus sp.
3.2.1.3 38.5
-
-
 Rhizopus sp.

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.2.1.3 cassava starch + H2O
-
 Rhizopus sp. beta-D-glucose + ?
-
 ?
3.2.1.3 maize starch + H2O
-
 Rhizopus sp. beta-D-glucose + ?
-
 ?
3.2.1.3 potato starch + H2O
-
 Rhizopus sp. beta-D-glucose + ?
-
 ?
3.2.1.3 rice starch + H2O
-
 Rhizopus sp. beta-D-glucose + ?
-
 ?
3.2.1.3 starch + H2O
-
 Rhizopus sp. ?
-
 ?
3.2.1.3 starch + H2O starch granules from various botanical sources: rice, wheat, potato, sweet potato, cassava, and maize Rhizopus sp. ?
-
 ?
3.2.1.3 sweet potato starch + H2O
-
 Rhizopus sp. beta-D-glucose + ?
-
 ?
3.2.1.3 wheat starch + H2O
-
 Rhizopus sp. beta-D-glucose + ?
-
 ?

Synonyms

EC Number Synonyms Comment Organism
3.2.1.3 glucoamylase
-
 Rhizopus sp.

Turnover Number [1/s]

EC Number Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
3.2.1.3 1.6
-
 potato starch
-
 Rhizopus sp.
3.2.1.3 4.6
-
 sweet potato starch
-
 Rhizopus sp.
3.2.1.3 6.2
-
 maize starch
-
 Rhizopus sp.
3.2.1.3 7.1
-
 cassava starch
-
 Rhizopus sp.
3.2.1.3 14.8
-
 wheat starch
-
 Rhizopus sp.
3.2.1.3 23.3
-
 rice starch
-
 Rhizopus sp.