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myocilin

n. (context protein English) Any of a class of proteins, normally secreted into the aqueous humor of the eye, that sometimes accumulate to cause glaucoma

Wikipedia
Myocilin

Myocilin, trabecular meshwork inducible glucocorticoid response, also known as MYOC, is a protein which in humans is encoded by the MYOC gene. Mutations in MYOC are a major cause of glaucoma.