a.a. Sec stands for various terms. Discover the full forms, meanings, and possible interpretations of a.a. Sec across different fields and industries.
Selenocysteine is the 21st proteinogenic amino acid. It exists naturally in all kingdoms of life as a building block of selenoproteins. Selenocysteine is a cysteine analogue with a selenium-containing selenol group in place of the sulfur-containing thiol group.
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