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Literature summary extracted from

  • Song, C.; Zhao, S.; Hong, X.; Liu, J.; Schulenburg, K.; Schwab, W.
    A UDP-glucosyltransferase functions in both acylphloroglucinol glucoside and anthocyanin biosynthesis in strawberry (Fragaria x ananassa) (2016), Plant J., 85, 730-742 .
    View publication on PubMed

Cloned(Commentary)

EC Number Cloned (Comment) Organism
2.4.1.358 expression in Escherichia coli BL21 Fragaria x ananassa

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.4.1.358 0.036
-
1-naphthol pH 7, 30°C, allelic protein UGT71K3b Fragaria x ananassa
2.4.1.358 0.038
-
quercetin pH 7, 30°C, allelic protein UGT71K3a Fragaria x ananassa
2.4.1.358 0.0425
-
1-naphthol pH 7, 30°C, allelic protein UGT71K3a Fragaria x ananassa
2.4.1.358 0.065
-
pelargonidin pH 7, 30°C, allelic protein UGT71K3a Fragaria x ananassa
2.4.1.358 0.073
-
pelargonidin pH 7, 30°C, allelic protein UGT71K3b Fragaria x ananassa
2.4.1.358 0.099
-
quercetin pH 7, 30°C, allelic protein UGT71K3b Fragaria x ananassa
2.4.1.358 0.108
-
kaempferol pH 7, 30°C, allelic protein UGT71K3b Fragaria x ananassa
2.4.1.358 0.199
-
kaempferol pH 7, 30°C, allelic protein UGT71K3a Fragaria x ananassa

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.4.1.358 UDP-alpha-D-glucose + 2-methyl-1-(2,4,6-trihydroxyphenyl)propan-1-one Fragaria x ananassa the enzyme catalyzes the last step of acylphloroglucinol glucoside biosynthesis UDP + 3,5-dihydroxy-4-(2-methylpropanoyl)phenyl beta-D-glucopyranoside + 3,5-dihydroxy-2-(2-methylpropanoyl)phenyl beta-D-glucopyranoside
-
?
2.4.1.358 UDP-alpha-D-glucose + 3-methyl-1-(2,4,6-trihydroxyphenyl)butan-1-one Fragaria x ananassa the enzyme catalyzes the last step of acylphloroglucinol glucoside biosynthesis UDP + 3,5-dihydroxy-2-(3-methylbutanoyl)phenyl beta-D-glucopyranoside + 3,5-dihydroxy-4-(3-methylbutanoyl)phenyl beta-D-glucopyranoside
-
?

Organism

EC Number Organism UniProt Comment Textmining
2.4.1.358 Fragaria x ananassa
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
2.4.1.358
-
Fragaria x ananassa

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.4.1.358 additional information UGT71K3b shows lower activity towards the substrates, except for morin, when compared with the activity of UGT71K3a Fragaria x ananassa ?
-
?
2.4.1.358 UDP-alpha-D-glucose + 1,2,4-benzenetriol poor substrate Fragaria x ananassa UDP + ?
-
?
2.4.1.358 UDP-alpha-D-glucose + 1-naphthol
-
Fragaria x ananassa UDP + naphthalen-1-yl beta-D-glucopyranoside
-
?
2.4.1.358 UDP-alpha-D-glucose + 2-methyl-1-(2,4,6-trihydroxyphenyl)propan-1-one the enzyme catalyzes the last step of acylphloroglucinol glucoside biosynthesis Fragaria x ananassa UDP + 3,5-dihydroxy-4-(2-methylpropanoyl)phenyl beta-D-glucopyranoside + 3,5-dihydroxy-2-(2-methylpropanoyl)phenyl beta-D-glucopyranoside
-
?
2.4.1.358 UDP-alpha-D-glucose + 2-methyl-1-(2,4,6-trihydroxyphenyl)propan-1-one phlorisovalerophenone i.e. 3-methyl-1-(2,4,6-trihydroxyphenyl)butan-1-one. The 2-glucoside is the major product. More than 80% of the substrate are converted to the corresponding glucoside Fragaria x ananassa UDP + 3,5-dihydroxy-4-(2-methylpropanoyl)phenyl beta-D-glucopyranoside + 3,5-dihydroxy-2-(2-methylpropanoyl)phenyl beta-D-glucopyranoside
-
?
2.4.1.358 UDP-alpha-D-glucose + 2-naphthol both allelic proteins of UGT71K3a/b prefer 2-naphthol and 1-naphthol Fragaria x ananassa UDP + naphthalen-2-yl beta-D-glucopyranoside
-
?
2.4.1.358 UDP-alpha-D-glucose + 3,7-dihydroxyflavone
-
Fragaria x ananassa UDP + ?
-
?
2.4.1.358 UDP-alpha-D-glucose + 3-hydroxycoumarin
-
Fragaria x ananassa UDP + 2-oxo-2H-1-benzopyran-3-yl beta-D-glucopyranoside
-
?
2.4.1.358 UDP-alpha-D-glucose + 3-hydroxyflavone
-
Fragaria x ananassa UDP + 3-[(beta-D-glucopyranosyl)oxy]flavone
-
?
2.4.1.358 UDP-alpha-D-glucose + 3-methyl-1-(2,4,6-trihydroxyphenyl)butan-1-one the enzyme catalyzes the last step of acylphloroglucinol glucoside biosynthesis Fragaria x ananassa UDP + 3,5-dihydroxy-2-(3-methylbutanoyl)phenyl beta-D-glucopyranoside + 3,5-dihydroxy-4-(3-methylbutanoyl)phenyl beta-D-glucopyranoside
-
?
2.4.1.358 UDP-alpha-D-glucose + 3-methyl-1-(2,4,6-trihydroxyphenyl)butan-1-one phlorisobutyrophenone i.e. 2-methyl-1-(2,4,6-trihydroxyphenyl)propan-1-one. The 2-glucoside is the major product. More than 80% of the substrate are converted to the corresponding glucoside Fragaria x ananassa UDP + 3,5-dihydroxy-2-(3-methylbutanoyl)phenyl beta-D-glucopyranoside + 3,5-dihydroxy-4-(3-methylbutanoyl)phenyl beta-D-glucopyranoside
-
?
2.4.1.358 UDP-alpha-D-glucose + 5-hydroxyflavone poor substrate Fragaria x ananassa UDP + 5-[(beta-D-glucopyranosyl)oxy]flavone
-
?
2.4.1.358 UDP-alpha-D-glucose + 6-hydroxycoumarin
-
Fragaria x ananassa UDP + 2-oxo-2H-1-benzopyran-6-yl beta-D-glucopyranoside
-
?
2.4.1.358 UDP-alpha-D-glucose + 7-hydroxycoumarin
-
Fragaria x ananassa UDP + 2-oxo-2H-1-benzopyran-7-yl beta-D-glucopyranoside
-
?
2.4.1.358 UDP-alpha-D-glucose + 7-hydroxyflavone
-
Fragaria x ananassa UDP + 7-[(beta-D-glucopyranosyl)oxy]flavone
-
?
2.4.1.358 UDP-alpha-D-glucose + acetylphloroglucinol
-
Fragaria x ananassa UDP + 2-acetylphloroglucinol 1-O-beta-D-glucoside
-
?
2.4.1.358 UDP-alpha-D-glucose + apigenin
-
Fragaria x ananassa UDP + ?
-
?
2.4.1.358 UDP-alpha-D-glucose + catechin
-
Fragaria x ananassa UDP + ?
-
?
2.4.1.358 UDP-alpha-D-glucose + daphnetin
-
Fragaria x ananassa UDP + ?
-
?
2.4.1.358 UDP-alpha-D-glucose + epicatechin
-
Fragaria x ananassa UDP + ?
-
?
2.4.1.358 UDP-alpha-D-glucose + esculetin
-
Fragaria x ananassa UDP + ?
-
?
2.4.1.358 UDP-alpha-D-glucose + fisetin
-
Fragaria x ananassa UDP + ?
-
?
2.4.1.358 UDP-alpha-D-glucose + galangin
-
Fragaria x ananassa UDP + ?
-
?
2.4.1.358 UDP-alpha-D-glucose + isorhamnetin
-
Fragaria x ananassa UDP + ?
-
?
2.4.1.358 UDP-alpha-D-glucose + kaempferol
-
Fragaria x ananassa UDP + ?
-
?
2.4.1.358 UDP-alpha-D-glucose + morin
-
Fragaria x ananassa UDP + ?
-
?
2.4.1.358 UDP-alpha-D-glucose + myricetin
-
Fragaria x ananassa UDP + ?
-
?
2.4.1.358 UDP-alpha-D-glucose + naringenin
-
Fragaria x ananassa UDP + ?
-
?
2.4.1.358 UDP-alpha-D-glucose + pelargonidin
-
Fragaria x ananassa UDP + ?
-
?
2.4.1.358 UDP-alpha-D-glucose + phloroglucinol
-
Fragaria x ananassa UDP + ?
-
?
2.4.1.358 UDP-alpha-D-glucose + pyrogallol
-
Fragaria x ananassa UDP + ?
-
?
2.4.1.358 UDP-alpha-D-glucose + quercetin
-
Fragaria x ananassa UDP + ?
-
?
2.4.1.358 UDP-alpha-D-glucose + scopoletin
-
Fragaria x ananassa UDP + 6-methoxy-2-oxo-2H-1-benzopyran-7-yl beta-D-glucopyranoside
-
?
2.4.1.358 UDP-alpha-D-glucose + taxifolin
-
Fragaria x ananassa UDP + ?
-
?

Synonyms

EC Number Synonyms Comment Organism
2.4.1.358 UDP-glucose:APG glucosyltransferase
-
Fragaria x ananassa
2.4.1.358 UGT71K3
-
Fragaria x ananassa
2.4.1.358 UGT71K3a
-
Fragaria x ananassa
2.4.1.358 UGT71K3b
-
Fragaria x ananassa

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
2.4.1.358 30
-
-
Fragaria x ananassa

Temperature Range [°C]

EC Number Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
2.4.1.358 15 35 15°C: about 50% of maximal activity, 35°C: about 80% of maximal activity, allelic protein GT71K3a Fragaria x ananassa
2.4.1.358 15 35 15°C: about 50% of maximal activity, 35°C: about 85% of maximal activity, allelic protein GT71K3b Fragaria x ananassa

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.4.1.358 7
-
allelic protein GT71K3a Fragaria x ananassa
2.4.1.358 9
-
allelic protein GT71K3b Fragaria x ananassa

General Information

EC Number General Information Comment Organism
2.4.1.358 malfunction suppression of UGT71K3 activity in transient RNAi-silenced fruits leads to a loss of pigmentation and a substantial decrease of the levels of various APG glucosides and an anthocyanin Fragaria x ananassa
2.4.1.358 metabolism the enzyme catalyzes the last step of acylphloroglucinol glucoside biosynthesis Fragaria x ananassa

kcat/KM [mM/s]

EC Number kcat/KM Value [1/mMs-1] kcat/KM Value Maximum [1/mMs-1] Substrate Comment Organism Structure
2.4.1.358 0.554
-
quercetin pH 7, 30°C, allelic protein UGT71K3b Fragaria x ananassa
2.4.1.358 0.615
-
kaempferol pH 7, 30°C, allelic protein UGT71K3b Fragaria x ananassa
2.4.1.358 0.923
-
kaempferol pH 7, 30°C, allelic protein UGT71K3a Fragaria x ananassa
2.4.1.358 1.058
-
1-naphthol pH 7, 30°C, allelic protein UGT71K3a Fragaria x ananassa
2.4.1.358 1.276
-
1-naphthol pH 7, 30°C, allelic protein UGT71K3b Fragaria x ananassa
2.4.1.358 1.38
-
pelargonidin pH 7, 30°C, allelic protein UGT71K3a Fragaria x ananassa
2.4.1.358 1.476
-
pelargonidin pH 7, 30°C, allelic protein UGT71K3b Fragaria x ananassa
2.4.1.358 1.638
-
quercetin pH 7, 30°C, allelic protein UGT71K3a Fragaria x ananassa
2.4.1.358 5.431
-
acetylphloroglucinol pH 7, 30°C, allelic protein UGT71K3a Fragaria x ananassa