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单词 valine
释义

valinen.

Brit. /ˈveɪliːn/, U.S. /ˈvæˌlin/, /ˈveɪˌlin/
Etymology: < German valin (E. Fischer 1906, in Berichte der Deutsch. Chem. Ges. 39 2321), < German valerian-säure valerianic acid (see valerianic adj.): see -ine suffix5.
Biochemistry.
An amino-acid that is an essential nutrient for vertebrates and a general constituent of proteins; α-aminoisovaleric acid, (CH3)2CHCH(NH2)COOH.
ΚΠ
1907 Chem. Abstr. 1 2566 Valine on heating yielded the anhydride.
1962 Lancet 6 Jan. 26/1 They demonstrated a marked elevation of four aminoacids in the blood and urine—namely, the three branched-chain aminoacids (leucine, isoleucine, and valine) and also methionine.
1982 T. I. Diamondstone in T. M. Devlin Textbk. Biochem. xii. 604/1 The diagnosis of a defect in the transamination of valine to α-ketoisovaleric acid was suspected.
This entry has not yet been fully updated (first published 1986; most recently modified version published online December 2021).
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n.1907
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