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Literature summary 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

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

Inhibitors

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

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.4.1.12 0.004
-
UDPglucose pH 7, 37°C Oryza sativa

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
2.4.1.12 Golgi apparatus
-
Oryza sativa 5794
-
2.4.1.34 cytoplasmic membrane
-
Oryza sativa
-
-

Metals/Ions

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

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.4.1.12 UDPglucose + (1,4-beta-D-glucosyl)n Oryza sativa
-
UDP + (1,4-beta-D-glucosyl)n+1
-
?
2.4.1.34 UDPglucose + (1,3-beta-D-glucosyl)n Oryza sativa
-
UDP + (1,3-beta-D-glucosyl)n+1
-
?

Organism

EC Number Organism UniProt Comment Textmining
2.4.1.12 Oryza sativa
-
L. cv. Nipponkai
-
2.4.1.34 Oryza sativa
-
-
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.4.1.12 cell culture
-
Oryza sativa
-

Storage Stability

EC Number Storage Stability Organism
2.4.1.12 0°C, stable for several days Oryza sativa

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.4.1.12 UDPglucose + (1,4-beta-D-glucosyl)n
-
Oryza sativa UDP + (1,4-beta-D-glucosyl)n+1
-
?
2.4.1.34 UDPglucose + (1,3-beta-D-glucosyl)n
-
Oryza sativa UDP + (1,3-beta-D-glucosyl)n+1
-
?

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
2.4.1.12 30
-
assay at Oryza sativa

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.4.1.12 8
-
-
Oryza sativa
2.4.1.34 8
-
-
Oryza sativa

Cofactor

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