Photoproteins are a type of enzyme, made of protein, from bioluminescent organisms. They add to the function of the typical luciferin protein whose usual light-producing reaction is catalyzed by the enzyme luciferase.

Photoproteins are a type of enzyme, made of protein, from bioluminescent organisms. They add to the function of the typical luciferin protein whose usual light-producing reaction is catalyzed by the enzyme luciferase.