单词	histidine
释义	histidine noun his·​ti·​dine ˈhi-stə-ˌdēn  : a crystalline essential amino acid C6H9N3O2 formed by the hydrolysis of most proteins Example Sentences Recent Examples on the Web Proline to histidine is another neutral to positive shift, also pointing to a net positive increase in regional charge. William A. Haseltine, Forbes, 22 Oct. 2021 The sequencing data revealed a variant that substituted an amino acid called histidine for arginine. Jason Ulrich, Scientific American, 1 Aug. 2021 Structural analysis showed that entry to a deeper crevice below was blocked by a histidine residue. William A. Haseltine, Forbes, 16 June 2021 In six lineages, this Q mutated to another amino acid, histidine (H) and is called 677H. Vaughn Cooper, Scientific American, 24 Mar. 2021 Her research has been employed by conservationists as well as cosmetics companies, most recently Herbal Essences, which partnered with Kew to verify the ingredients in its Bio:Renew line — ingredients like the hair-smoothing antioxidant histidine. Cotton Codinha, Allure, 22 Apr. 2019 The Nature study examined the same process in the amino acid histidine. Bradley J. Fikes, sandiegouniontribune.com, 4 Apr. 2018 In 1996, Dr. Croce and co-workers made international news with their discovery of a gene called the fragile histidine triad — FHIT for short. James Glanz And Agustin Armendariz, New York Times, 8 Mar. 2017 See More Word History Etymology International Scientific Vocabulary hist- + -idine First Known Use 1896, in the meaning defined above Medical Definition histidine noun his·​ti·​dine ˈhis-tə-ˌdēn  : a crystalline essential amino acid C6H9N3O2 formed by the hydrolysis of most proteins —abbreviation His
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