KEGG   REACTION: R13154
Entry
R13154                      Reaction                               
Definition
Quillaic acid 3-O-beta-D-galactosyl-1,2-beta-D-glucuronide + UDP-L-rhamnose <=> Quillaic acid 3-O-alpha-L-rhamnosyl-1,3-(beta-D-galactosyl-1,2)-beta-D-glucuronide + UDP
Equation
C22653 + C02199 <=> C22655 + C00015
Comment
rhamnosyltransferase
Reaction class
RC00049  C22653_C22655
Enzyme
2.4.1.-
Pathway
rn00999  Biosynthesis of various plant secondary metabolites
Brite
Enzymatic reactions [BR:br08201]
 2. Transferase reactions
  2.4  Glycosyltransferases
   2.4.1  Hexosyltransferases
    2.4.1.-
     R13154  Quillaic acid 3-O-beta-D-galactosyl-1,2-beta-D-glucuronide + UDP-L-rhamnose <=> Quillaic acid 3-O-alpha-L-rhamnosyl-1,3-(beta-D-galactosyl-1,2)-beta-D-glucuronide + UDP
Orthology
K26486  quillaic acid 3-O-Gal-1,2-GlcA alpha-1,3-rhamnosyltransferase [EC:2.4.1.-]
Reference
1  [PMID:36952412]
  Authors
Reed J, Orme A, El-Demerdash A, Owen C, Martin LBB, Misra RC, Kikuchi S, Rejzek M, Martin AC, Harkess A, Leebens-Mack J, Louveau T, Stephenson MJ, Osbourn A.
  Title
Elucidation of the pathway for biosynthesis of saponin adjuvants from the soapbark tree.
  Journal
Science 379:1252-1264 (2023)
DOI:10.1126/science.adf3727
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