Definition of valine in English:

valine

Syllabification: val·ine
Pronunciation: /ˈvalˌēn, ˈvāˌlēn
 
/

noun

Biochemistry
  • An amino acid that is a constituent of most proteins. It is an essential nutrient in the diet of vertebrates.
    • Chemical formula: (CH3)2CHCH(NH2)COOH
    More example sentences
    • In sickle cell disease, the amino acid valine is substituted for glutamic acid in the beta-hemoglobin chain of hemoglobin.
    • When synthetic lysine is used in the lactation diet, care should be taken to ensure that methionine, valine, and threonine are not limiting.
    • Sickle cell anemia is caused by the replacement of glutamate by valine at the sixth position of the [beta] globin chain.

Origin

early 20th century: from val(eric acid) + -ine4.

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Pronunciation: ˌkələrəˈto͝orə
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