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Literature summary for 2.4.1.18 extracted from

  • Akasaka, T.; Vu, N.T.; Chaen, K.; Nishi, A.; Satoh, H.; Ida, H.; Omori, T.; Kimura, M.
    The action of rice branching enzyme I (BEI) on starches (2009), Biosci. Biotechnol. Biochem., 73, 2516-2518.
    View publication on PubMed

Cloned(Commentary)

Cloned (Comment) Organism
expression in Escherichia coli Oryza sativa

Organism

Organism UniProt Comment Textmining
Oryza sativa
-
-
-

Purification (Commentary)

Purification (Comment) Organism
anion exchange chromatography Oryza sativa

Source Tissue

Source Tissue Comment Organism Textmining
endosperm
-
Oryza sativa
-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
additional information
-
1.229 U/mg for amylopectin, 1 U = 1% decrease of the absorbance/min Oryza sativa
additional information
-
12.258 U/mg for amylose, 1 U = 1% decrease of the absorbance/min Oryza sativa

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
amylopectin assay at pH 7.5 Oryza sativa ?
-
?
amylose assay at pH 7.5 Oryza sativa ?
-
?

Synonyms

Synonyms Comment Organism
BEI
-
Oryza sativa
rBEI
-
Oryza sativa
rice branching enzyme I
-
Oryza sativa

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
7.5
-
assay at Oryza sativa