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Literature summary extracted from

  • Gross, G.G.; Denzel, K.; Schilling, G.
    Enzymic synthesis of di-O-phenylcarboxyl-beta-D-glucose esters by an acyltransferase from oak leaves (1990), Z. Naturforsch. C, 45, 37-41.
No PubMed abstract available

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.3.1.90 additional information
-
 additional information the activity of the enzyme is 58% for 1-O-protocatechouylglucose, 8% for 1-O-p-hydroxybenzoylglucose and 7% for 1-O-veratroylglucose relative to galloylglucose Quercus robur
2.3.1.90 2.5
-
 1-O-4-Hydroxybenzoyl-beta-D-glucose
-
 Quercus robur
2.3.1.90 44.4
-
 1-O-Protocatechuoyl-beta-D-glucose
-
 Quercus robur
2.3.1.90 50
-
 1-O-Veratroyl-beta-D-glucose
-
 Quercus robur
2.3.1.90 66.7
-
 1-O-Galloyl-beta-D-glucose
-
 Quercus robur

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.3.1.90 1-O-galloyl-beta-D-glucose + 1-O-galloyl-beta-D-glucose Quercus robur first intermediate in the gallotannin biosynthesis in higher plants, serving as acyl donor and acceptor 1,6-di-O-galloyl-beta-D-glucose + D-glucose
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
2.3.1.90 Quercus robur
-
 oak
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.3.1.90 partial purification with ammonium sulfate precipitation, DEAE-cellulose chromatography and gel filtration Quercus robur

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.3.1.90 1-O-4-hydroxybenzoyl-beta-D-glucose + 1-O-4-hydroxybenzoyl-beta-D-glucose
-
 Quercus robur 1,2-di-O-benzoyl-beta-D-glucose + D-glucose
-
 ?
2.3.1.90 1-O-galloyl-beta-D-glucose + 1-O-galloyl-beta-D-glucose no reaction with 1-O-syringoylglucose Quercus robur 1,6-di-O-galloyl-beta-D-glucose + D-glucose
-
 ?
2.3.1.90 1-O-galloyl-beta-D-glucose + 1-O-galloyl-beta-D-glucose first intermediate in the gallotannin biosynthesis in higher plants, serving as acyl donor and acceptor Quercus robur 1,6-di-O-galloyl-beta-D-glucose + D-glucose
-
 ?
2.3.1.90 1-O-protocatechuoyl-beta-D-glucose + 1-O-protocatechuoyl-beta-D-glucose
-
 Quercus robur 1,6-di-O-protocatechuoyl-beta-D-glucose + D-glucose
-
 ?
2.3.1.90 1-O-veratroyl-beta-D-glucose + 1-O-veratroyl-beta-D-glucose
-
 Quercus robur 1,2-di-O-veratroyl-beta-D-glucose + D-glucose
-
 ?