KEGG   REACTION: R03677Help
Entry
R03677                      Reaction                               

Definition
Ergosterol + hn <=> Vitamin D2
Equation
Comment
Ultraviolet light (UV)
non-enzymatic
Reaction class
RC00905  C01694_C05441
Pathway
rn00100  Steroid biosynthesis
rn01100  Metabolic pathways
rn01130  Biosynthesis of antibiotics
Module
M00102  Ergocalciferol biosynthesis
Other DBs
RHEA: 33830

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