KEGG   REACTION: R03677Help
Entry
R03677                      Reaction                               

Definition
Ergosterol + hn <=> Vitamin D2
Equation
Comment
Ultraviolet light (UV)
non-enzymatic
RPair
C01694_C05441 main [RC:RC00905]
Pathway
Steroid biosynthesis
Metabolic pathways
Module
M00102  
Ergocalciferol biosynthesis

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