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Literature summary for 2.4.1.19 extracted from

  • Koo, Y.; Lee, H.; Jeon, H.; Choi, H.; Choung, W.; Shim, J.
    Development and characterization of cyclodextrin glucanotransferase as a maltoheptaose-producing enzyme using site-directed mutagenesis (2015), Protein Eng. Des. Sel., 28, 531-537.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
expressed in Escherichia coli Bacillus sp. (in: Bacteria)

Protein Variants

Protein Variants Comment Organism
H233Y the mutant primarily produces maltoheptaose using beta-cyclodextrin via a hydrolysis reaction. The mutant enzyme also shows hydrolyzing activity against gamma-cyclodextrin but is unable to catalyze the hydrolysis of alpha-cyclodextrin Bacillus sp. (in: Bacteria)

Organism

Organism UniProt Comment Textmining
Bacillus sp. (in: Bacteria) Q6S3E3
-
-
Bacillus sp. (in: Bacteria) I-5 Q6S3E3
-
-

Purification (Commentary)

Purification (Comment) Organism
beta-cyclodextrin affinity column chromatography Bacillus sp. (in: Bacteria)

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
soluble starch + glycosyl acceptor
-
Bacillus sp. (in: Bacteria) beta-cyclodextrin
-
?
soluble starch + glycosyl acceptor
-
Bacillus sp. (in: Bacteria) I-5 beta-cyclodextrin
-
?

Synonyms

Synonyms Comment Organism
CGTase
-
Bacillus sp. (in: Bacteria)
cyclodextrin glucanotransferase
-
Bacillus sp. (in: Bacteria)

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
60
-
-
Bacillus sp. (in: Bacteria)

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6
-
-
Bacillus sp. (in: Bacteria)