Dictionary.com
Thesaurus.com

threonine

American  
[three-uh-neen, -nin] / ˈθri əˌnin, -nɪn /

noun

Biochemistry.
  1. an essential amino acid, CH 3 CHOHCH(NH2 )COOH, obtained by the hydrolysis of proteins. Thr; T


threonine British  
/ ˈθriːəˌniːn, -nɪn /

noun

  1. an essential amino acid that occurs in certain proteins

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

threonine Scientific  
/ thrēə-nēn′ /
  1. An essential amino acid. Chemical formula: C 4 H 9 NO 3 .

  2. See more at amino acid


Etymology

Origin of threonine

1925–30; threon- (alteration of Greek erythrón, neuter of erythrós red; erythro- ) + -ine 2

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Repeats of the amino acids threonine and glycine in a transcription-factor protein modulate the temperature responsiveness of the circadian clock in the fruit fly Drosophila melanogaster11.

From Nature

Because of that tiny code change, my bacteria cells will make the amino acid lysine instead of another one, threonine.

From Scientific American

Briefly, we computationally searched for peptide sequences containing proline followed by a random amino acid and a serine or threonine.

From Nature

There is indeed one required mutation in the PfCRT protein, which is a change of an amino acid lysine to threonine.

From Forbes

For example an ACG in the gene, means 'use the amino acid threonine next'.

From BBC