L-Cysteine

L-Cysteine

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L-cysteine, also known as cysteine, is a non essential amino acid in the human body. Amino acids are the constituent units of proteins, which are the material basis of life. From humans to microorganisms, everything is composed of proteins. Chemicalbook proteins are composed of peptides, and the peptide chains of peptides are composed of amino acids. Different proteins are composed of peptide chains with different sequences and lengths of amino acids. Genes related to genetics are actually amino acid chains in different orders.

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