cystine: Meaning and Definition of

cys•tine

Pronunciation: (sis'tēn, -tin), [key]
— n. Biochem.
  1. a crystalline amino acid, CHONS, occurring in most proteins, esp. the keratins in hair, wool, and horn, and yielding cysteine on reduction.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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