单词	threonine
释义	threonine noun thre·​o·​nine ˈthrē-ə-ˌnēn  : a colorless crystalline essential amino acid C4H9NO3 Example Sentences Recent Examples on the Web For example, the base series ACG encode the amino acid threonine. John Timmer, Ars Technica, 11 June 2022 These essential amino acids are: histidine, isoleucine, leucine, lysine, methionine, phenyalinine, threonine, tryptophan and valine. Alyssa Jung, Good Housekeeping, 5 Oct. 2021 This insertion added the peptide GLTSKRN (glycine-leucine-threonine-serine-lysine-arginine-asparagine) between Spike protein positions 214 and 215. William A. Haseltine, Forbes, 28 Sep. 2021 The key dietary nutrients for collagen production include chromium, copper and zinc, Omega-3, silica, sulfur, vitamin C, iron, threonine, proline, and lysine—all of which are found in The Beauty Chef’s Collagen Inner Beauty Boost. April Long, Town & Country, 4 July 2021 Word History Etymology probably from threonic acid (C4H8O5) First Known Use 1936, in the meaning defined above Medical Definition threonine noun thre·​o·​nine ˈthrē-ə-ˌnēn  : a colorless crystalline essential amino acid C4H9NO3 that is found in various proteins —abbreviation Thr
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