Definition of threonine in English:

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threonine

Pronunciation: /ˈθriːəniːn/

noun

[mass noun] Biochemistry
A hydrophilic amino acid which is a constituent of most proteins. It is an essential nutrient in the diet of vertebrates.
Example sentences
  • The essential amino acids are histidine, tryptophan, threonine, valine, phenylalanine, leucine, methionine, lysine, and isoleusine.
  • The aspartate can be used as a precursor for the synthesis of other amino acids such as asparagine, threonine, isoleucine, leucine, valine, lysine, and methionine.
  • Nitrogen limitation in plants could explain the use of the polar amino acids serine and threonine instead of nitrogen-containing asparagine as in P. falciparum.

Origin

1930s: from threose (the name of a tetrose sugar) + -ine4.

For editors and proofreaders

Line breaks: threo|nine

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