KEGG   ENZYME: 2.4.2.40Help
Entry
EC 2.4.2.40                 Enzyme                                 

Name
zeatin O-beta-D-xylosyltransferase;
uridine diphosphoxylose-zeatin xylosyltransferase;
zeatin O-xylosyltransferase
Class
Transferases;
Glycosyltransferases;
Pentosyltransferases
BRITE hierarchy
Sysname
UDP-D-xylose:zeatin O-beta-D-xylosyltransferase
Reaction(IUBMB)
UDP-D-xylose + zeatin = UDP + O-beta-D-xylosylzeatin [RN:R02119]
Reaction(KEGG)
Substrate
UDP-D-xylose [CPD:C00190];
zeatin [CPD:C00371]
Product
UDP [CPD:C00015];
O-beta-D-xylosylzeatin [CPD:C03300]
Comment
Does not act on UDP-glucose (cf. EC 2.4.1.103 alizarin 2-beta-glucosyltransferase).
History
EC 2.4.2.40 created 1992 as EC 2.4.1.204, transferred 2003 to EC 2.4.2.40
Pathway
Zeatin biosynthesis
Orthology
K13494  
zeatin O-xylosyltransferase
Reference
1  [PMID:16593839]
  Authors
Turner JE, Mok DW, Mok MC, Shaw G.
  Title
Isolation and partial purification of an enzyme catalyzing the formation of O-xylosylzeatin in Phaseolus vulgaris embryos.
  Journal
Proc. Natl. Acad. Sci. U. S. A. 84 (1987) 3714-3717.
  Organism
Phaseolus vulgaris
Other DBs
ExplorEnz - The Enzyme Database: 
IUBMB Enzyme Nomenclature: 
ExPASy - ENZYME nomenclature database: 
BRENDA, the Enzyme Database: 
CAS: 
110541-22-5

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