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Literature summary extracted from

  • Shimizu, T.; Kojima, M.
    Partial purification and characterization of UDPG:t-cinnamate glucosyltransferase in the root of sweet potato, Ipomoea batatas Lam (1984), J. Biochem., 95, 205-212.
    View publication on PubMed

General Stability

EC Number General Stability Organism
2.4.1.177 freezing inactivates, sorbitol stabilizes Ipomoea batatas
2.4.1.177 PMSF and 2-mercaptoethanol stabilize during purification Ipomoea batatas
2.4.1.177 sorbitol, 10%, stabilizes during storage Ipomoea batatas

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.4.1.177 HgCl2 strong Ipomoea batatas
2.4.1.177 additional information no inhibition by MgCl2, CaCl2, MnCl2, chlorogenic acid (1 mM each) Ipomoea batatas
2.4.1.177 p-chloromercuribenzoate
-
Ipomoea batatas

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.4.1.177 0.1
-
UDP-glucose
-
Ipomoea batatas
2.4.1.177 0.2
-
trans-cinnamate
-
Ipomoea batatas

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
2.4.1.177 soluble
-
Ipomoea batatas
-
-

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
2.4.1.177 additional information no activation by MgCl2, CaCl2 or MnCl2, 1 mM each Ipomoea batatas

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
2.4.1.177 45000
-
gel filtration Ipomoea batatas

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.4.1.177 UDP-alpha-D-glucose + cinnamate Ipomoea batatas involved in biosynthesis of chlorogenic acid in root of Ipomoea batatas UDP + 1-O-cinnamoyl-beta-D-glucose
-
?

Organism

EC Number Organism UniProt Comment Textmining
2.4.1.177 Ipomoea batatas
-
sweet potato, Lam cv. Norin 1
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.4.1.177 partial Ipomoea batatas

Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.4.1.177 root
-
Ipomoea batatas
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
2.4.1.177 70.1
-
-
Ipomoea batatas

Storage Stability

EC Number Storage Stability Organism
2.4.1.177 -20°C, 10% sorbitol, about 10% loss of activity within 30 days Ipomoea batatas
2.4.1.177 sorbitol, 10%, stabilizes during storage Ipomoea batatas

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.4.1.177 UDP-alpha-D-glucose + caffeate glucosylation at 15% the rate of cinnamate Ipomoea batatas UDP + 1-O-caffeoyl-beta-D-glucose
-
?
2.4.1.177 UDP-alpha-D-glucose + cinnamate best substrate Ipomoea batatas UDP + 1-O-cinnamoyl-beta-D-glucose trans-isomer ?
2.4.1.177 UDP-alpha-D-glucose + cinnamate trans-cinnamate Ipomoea batatas UDP + 1-O-cinnamoyl-beta-D-glucose trans-isomer ?
2.4.1.177 UDP-alpha-D-glucose + cinnamate involved in biosynthesis of chlorogenic acid in root of Ipomoea batatas Ipomoea batatas UDP + 1-O-cinnamoyl-beta-D-glucose
-
?
2.4.1.177 UDP-alpha-D-glucose + ferulate glucosylation at 27% the rate of cinnamate Ipomoea batatas UDP + 1-O-feruloyl-beta-D-glucose
-
?
2.4.1.177 UDP-glucose + 4-hydroxy-3-methoxycinnamate glucosylation at 35% the rate of cinnamate Ipomoea batatas UDP + 4-hydroxy-3-methoxycinnamoyl beta-D-glucoside
-
?
2.4.1.177 UDP-glucose + benzoate glucosylation at 71% the rate of cinnamate Ipomoea batatas UDP + benzoyl-beta-D-glucoside
-
?
2.4.1.177 UDP-glucose + o-coumarate glucosylation at 52% the rate of cinnamate Ipomoea batatas UDP + o-coumaroyl beta-D-glucose
-
?
2.4.1.177 UDP-glucose + p-coumarate the glucosyl-group is introduced exclusively into the carboxyl-group Ipomoea batatas UDP + p-coumaroyl-D-glucose
-
?
2.4.1.177 UDP-glucose + p-coumarate glucosylation at 57% the rate of cinnamate Ipomoea batatas UDP + p-coumaroyl-D-glucose
-
?
2.4.1.177 UDP-glucose + trans-cinnamate
-
Ipomoea batatas UDP + trans-cinnamoyl beta-D-glucoside
-
?

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
2.4.1.177 30
-
assay at Ipomoea batatas

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.4.1.177 5.8
-
-
Ipomoea batatas