threonine


threonine
2-Amino-3-hydroxybutyric acid; the l-isomer is one of the naturally occurring amino acid s, included in the structure of most proteins, and nutritionally essential in the diet of humans and other mammals.
- t. deaminase SYN: t. dehydratase.
- t. dehydratase an enzyme catalyzing the anaerobic deamination of l-t. to 2-ketobutyric acid and ammonia; a central step in t. catabolism. SYN: serine deaminase, t. deaminase.

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thre·o·nine 'thrē-ə-.nēn n a colorless crystalline essential amino acid C4H9NO3 that is found in various proteins abbr. Thr

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n.

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thre·o·nine (Thr) (T) (threґo-nēn) α-amino-β-hydroxybutyric acid, a natural essential amino acid necessary for optimal growth in infants and for nitrogen equilibrium in adults. See also table at amino acid. [USP] a preparation of threonine used as a dietary supplement.

Medical dictionary. 2011.

Look at other dictionaries:

  • Threonine — Thréonine Thréonine Formule semi développée de la L thréonine. Général No CAS …   Wikipédia en Français

  • Thréonine — L thréonine (2S,3R) et L allo thréonine (2S,3S) …   Wikipédia en Français

  • thréonine — [ treɔnin ] n. f. • apr. 1935; angl. threonine, de threose mot all., altér. de erythrose, et ine ♦ Biochim. Acide aminé essentiel, possédant une fonction alcool secondaire, l un des principaux constituants des protéines. ● thréonine nom féminin… …   Encyclopédie Universelle

  • threonine — threonine. См. треонин. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • threonine — [thrē′ə nēn΄, thrē′ənin] n. [prob. < threon(ic acid) + INE3] an essential amino acid, CH3CH(OH)CH(NH2)COOH, obtained from the hydrolysis of many proteins …   English World dictionary

  • Threonine — NatOrganicBox name=(2 S ,3 R ) 2 Amino 3 hydroxybutanoic acid PubChem = 6288 CAS = 72 19 5 EINECS = 200 774 1 SMILES = C [C@@H] (O) [C@H] (N)C(O)=O C=4 | H=9 | N=1 | O=3 mass=119.12 g/molThreonine (abbreviated as Thr or T) [cite web |… …   Wikipedia

  • threonine — /three euh neen , nin/, n. Biochem. an essential amino acid, CH3CHOHCH(NH2)COOH, obtained by the hydrolysis of proteins. Abbr.: Thr; Symbol: T [1925 30; threon (alter. of Gk erythrón, neut. of erythrós red; see ERYTHRO ) + INE2] * * * One of the… …   Universalium

  • threonine — treoninas statusas T sritis chemija formulė CH₃CH(OH)CH(NH₂)COOH santrumpa( os) Thr, T atitikmenys: angl. threonine rus. треонин ryšiai: sinonimas – 2 amino 3 hidroksibutano rūgštis …   Chemijos terminų aiškinamasis žodynas

  • threonine — noun Etymology: probably from threonic acid (C4H8O5) Date: 1936 a colorless crystalline essential amino acid C4H9NO3 …   New Collegiate Dictionary

  • threonine — (= Thr; T; 119 D) The hydroxylated polar amino acid …   Dictionary of molecular biology