Proteins which are involved in the phenomenon of light emission in living systems. Included are the "enzymatic" and "non-enzymatic" types of system with or without the presence of oxygen or co-factors.

Synonyms: 0, Photoproteins, Protein, Luminescent, Proteins, Bioluminescent, Bioluminescent Proteins, Bioluminescent Protein, Proteins, Luminescent, Protein, Bioluminescent, Luminescent Protein, Photoprotein, Luminescent Proteins