valine

[val-een, -in, vey-leen, -lin]

noun

Biochemistry.

1. an essential amino acid, (CH3 ) 2 CHCH(NH2 )COOH, white, crystalline, and water-soluble, present in most plant and animal proteins, required for growth. Val; V

valine

/ ˈvæl-, ˈveɪliːn /

noun

1. an essential amino acid; a component of proteins

valine

1. An essential amino acid. Chemical formula: C ₅ H ₁₁ NO ₂ .

2. See more at amino acid

Word History and Origins

Origin of valine¹

First recorded in 1910–15; val(eric) + -ine ²

Word History and Origins

Origin of valine¹

C19: from _val ( _{eric acid} ) + _-ine ²

Example Sentences

On these lines, they conducted a series of experiments by replacing phenylalanine and valine amino acid residues at specific positions in the structure of Ado, with various other amino acids.

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This resulted in the substitution of one amino acid for another: glutamate was switched to valine.

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In making hemoglobin, which carries oxygen in our red blood cells, a defect can occur when the amino acid glutamate is replaced by valine.

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Instead, the powdered blend is loaded with leucine, isoleucine, valine, glycine, betaine, taurine and creatine monohydrate.

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For example, maple syrup urine disease is caused by a build up of three amino acids: leucine, isoleucine and valine.

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