单词	serine
释义	serine /ˈsɪəriːn / /ˈsɛriːn/ noun [mass noun] Biochemistry A hydrophilic amino acid which is a constituent of most proteins. Chemical formula: CH2OHCHNH2COOH. The active site of trypsin involves a catalytic triad consisting of the amino acids serine, histidine and aspartic acid.... In animal cells serine, threonine and tyrosine are the amino acids subject to phosphorylation. Hydroxyl radicals oxidize amino acids such as lysine, serine, arginine, and proline. Origin Late 19th century: from Latin sericum 'silk' + -ine4.
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