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Literature summary for 2.4.1.12 extracted from

  • Kuribayashi, I.; Kimura, S.; Morita, T.; Igaue, I.
    Characterization and Solubilization of ?-Glucan Synthases from Cultured Rice Cells. (1992), Biosci. Biotechnol. Biochem., 56, 388-393.
    View publication on PubMed

Activating Compound

Activating Compound Comment Organism Structure
GDP
-
Oryza sativa
GMP
-
Oryza sativa
GTP enhances activity Oryza sativa

Inhibitors

Inhibitors Comment Organism Structure
ADP
-
Oryza sativa
ATP
-
Oryza sativa
GDP enhances activity Oryza sativa
GMP enhances activity Oryza sativa
GTP enhances activity Oryza sativa
TDP inhibits at low concentrations, stimulates at high concentrations Oryza sativa
TMP
-
Oryza sativa
TTP
-
Oryza sativa
UDP low concentration inhibits strongly, high concentration inhibits weakly Oryza sativa
UMP
-
Oryza sativa
UTP
-
Oryza sativa

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.004
-
UDPglucose pH 7, 37°C Oryza sativa

Localization

Localization Comment Organism GeneOntology No. Textmining
Golgi apparatus
-
Oryza sativa 5794
-

Metals/Ions

Metals/Ions Comment Organism Structure
Ca2+ divalent cation required, Ca2+ and Mg2+, 0.5-1.0 mM are effective for full activation Oryza sativa
Mg2+ divalent cation required, Ca2+ and Mg2+, 0.5-1.0 mM are effective for full activation Oryza sativa

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
UDPglucose + (1,4-beta-D-glucosyl)n Oryza sativa
-
UDP + (1,4-beta-D-glucosyl)n+1
-
?

Organism

Organism UniProt Comment Textmining
Oryza sativa
-
L. cv. Nipponkai
-

Source Tissue

Source Tissue Comment Organism Textmining
cell culture
-
Oryza sativa
-

Storage Stability

Storage Stability Organism
0°C, stable for several days Oryza sativa

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
UDPglucose + (1,4-beta-D-glucosyl)n
-
Oryza sativa UDP + (1,4-beta-D-glucosyl)n+1
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
30
-
assay at Oryza sativa

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8
-
-
Oryza sativa

Cofactor

Cofactor Comment Organism Structure
CDP enhances activity Oryza sativa
CTP enhances activity Oryza sativa
GDP enhances activity Oryza sativa
GMP enhances activity Oryza sativa
TDP inhibits at low concentrations, stimulates at high concentrations Oryza sativa