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Literature summary extracted from

  • Lewinsohn, E.; Britsch, L.; Mazur, Y.; Gressel, J.
    Flavanone glycoside biosynthesis in Citrus. Chalcone synthase, UDP-glucose: flavanone-7-O-glucosyltransferase and -rhamnosyltransferase activities in cell-free extracts (1989), Plant Physiol., 91, 1323-1328.
    View publication on PubMedView publication on EuropePMC

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
2.4.1.236 intracellular
-
 Citrus x paradisi 5622
-
2.4.1.236 intracellular
-
 Citrus maxima 5622
-

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.4.1.185 UDP-alpha-D-glucose + 4',5',7-trihydroxyflavanone Citrus maxima
-
 UDP + 4',5',7-trihydroxyflavanone 7-O-beta-D-glucoside
-
 ?
2.4.1.185 UDP-alpha-D-glucose + 4',5',7-trihydroxyflavanone Citrus mitis
-
 UDP + 4',5',7-trihydroxyflavanone 7-O-beta-D-glucoside
-
 ?
2.4.1.236 UDP-L-rhamnose + naringenin 7-O-glucoside Citrus x paradisi i.e. prunin, endogenous substrate, flavonoid biosynthetic pathway UDP + naringenin 7-O-[beta-L-rhamnosyl-(1-2)-beta-D-glucoside] i.e. naringin ?
2.4.1.236 UDP-L-rhamnose + naringenin 7-O-glucoside Citrus maxima i.e. prunin, endogenous substrate, flavonoid biosynthetic pathway UDP + naringenin 7-O-[beta-L-rhamnosyl-(1-2)-beta-D-glucoside] i.e. naringin ?

Organism

EC Number Organism UniProt Comment Textmining
2.4.1.185 Citrus maxima
-
-
-
2.4.1.185 Citrus mitis
-
-
-
2.4.1.236 Citrus maxima
-
 pummelo, identical with Citrus grandis
-
2.4.1.236 Citrus x paradisi
-
 grapefruit
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.4.1.185 fruit
-
 Citrus maxima
-
2.4.1.185 fruit
-
 Citrus mitis
-
2.4.1.185 leaf
-
 Citrus mitis
-
2.4.1.185 leaf highest actiity in young leaves Citrus maxima
-
2.4.1.236 flower young, open Citrus maxima
-
2.4.1.236 leaf young Citrus x paradisi
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.4.1.185 UDP-alpha-D-glucose + 4',5',7-trihydroxyflavanone
-
 Citrus maxima UDP + 4',5',7-trihydroxyflavanone 7-O-beta-D-glucoside
-
 ?
2.4.1.185 UDP-alpha-D-glucose + 4',5',7-trihydroxyflavanone
-
 Citrus mitis UDP + 4',5',7-trihydroxyflavanone 7-O-beta-D-glucoside
-
 ?
2.4.1.185 UDP-glucose + hesperetin
-
 Citrus maxima UDP + hesperetin 7-O-glucoside
-
 ?
2.4.1.185 UDP-glucose + hesperetin
-
 Citrus mitis UDP + hesperetin 7-O-glucoside
-
 ?
2.4.1.236 UDP-L-rhamnose + a flavanone 7-O-glucoside glucosylated flavanone is further rhamnosylated by a rhamnosyltransferase using UDP-rhamnose Citrus x paradisi UDP + a flavanone 7-O-[beta-L-rhamnosyl-(1-2)-beta-D-glucoside]
-
 ?
2.4.1.236 UDP-L-rhamnose + a flavanone 7-O-glucoside glucosylated flavanone is further rhamnosylated by a rhamnosyltransferase using UDP-rhamnose Citrus maxima UDP + a flavanone 7-O-[beta-L-rhamnosyl-(1-2)-beta-D-glucoside]
-
 ?
2.4.1.236 UDP-L-rhamnose + hesperetin 7-O-glucoside
-
 Citrus x paradisi UDP + hesperetin 7-O-[beta-L-rhamnosyl-(1-2)-beta-D-glucoside] i.e. neohesperidin ?
2.4.1.236 UDP-L-rhamnose + hesperetin 7-O-glucoside
-
 Citrus maxima UDP + hesperetin 7-O-[beta-L-rhamnosyl-(1-2)-beta-D-glucoside] i.e. neohesperidin ?
2.4.1.236 UDP-L-rhamnose + naringenin 7-O-glucoside i.e. prunin, endogenous substrate, flavonoid biosynthetic pathway Citrus x paradisi UDP + naringenin 7-O-[beta-L-rhamnosyl-(1-2)-beta-D-glucoside] i.e. naringin ?
2.4.1.236 UDP-L-rhamnose + naringenin 7-O-glucoside i.e. prunin, endogenous substrate, flavonoid biosynthetic pathway Citrus maxima UDP + naringenin 7-O-[beta-L-rhamnosyl-(1-2)-beta-D-glucoside] i.e. naringin ?
2.4.1.236 UDP-L-rhamnose + naringenin 7-O-glucoside i.e. prunin Citrus x paradisi UDP + naringenin 7-O-[beta-L-rhamnosyl-(1-2)-beta-D-glucoside] i.e. naringin ?
2.4.1.236 UDP-L-rhamnose + naringenin 7-O-glucoside i.e. prunin Citrus maxima UDP + naringenin 7-O-[beta-L-rhamnosyl-(1-2)-beta-D-glucoside] i.e. naringin ?

Synonyms

EC Number Synonyms Comment Organism
2.4.1.236 UDP-rhamnose flavanone-glucoside rhamnosyl-transferase
-
 Citrus x paradisi
2.4.1.236 UDP-rhamnose flavanone-glucoside rhamnosyl-transferase
-
 Citrus maxima

Temperature Optimum [°C]

EC Number Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
2.4.1.236 37
-
 assay at Citrus x paradisi
2.4.1.236 37
-
 assay at Citrus maxima