valine

/val"een, -in, vay"leen, -lin/, n. Biochem.
an essential amino acid, (CH3)2CHCH(NH2)COOH, white, crystalline, and water-soluble, present in most plant and animal proteins, required for growth. Abbr.: Val; Symbol: V
[1910-15; VAL(ERIC) + -INE2]

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One of the essential amino acids, found in most proteins.

Produced industrially by hydrolysis of proteins or by chemical synthesis, it is used in biochemical and nutritional research and as a dietary supplement.

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      an amino acid obtained by hydrolysis of proteins and first isolated by the German chemist Emil Fischer (Fischer, Emil) (1901) from casein. It is one of several so-called essential amino acids for fowl and mammals; i.e., they cannot synthesize it and require dietary sources. It is synthesized in plants and microorganisms from pyruvic acid (a product of the breakdown of carbohydrates).

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Universalium. 2010.

Look at other dictionaries:

  • valine — [ valin ] n. f. • 1907; all. Valin; de val(érique) et (am)ine ♦ Biochim. Acide aminé essentiel, l un des vingt constituants des protéines. ● valine nom féminin Acide aminé indispensable (c est à dire non synthétisable par l organisme, qui doit le …   Encyclopédie Universelle

  • valine — valine. См. валин. (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.

  • valine — [val′ēn, val′in; vā′lēn, vā′lin] n. [< (iso)val(eric acid) + INE3] a white, crystalline, essential amino acid, (CH3) 2CHCH(NH2)COOH, found in small quantities in many proteins: see AMINO ACID …   English World dictionary

  • Valine — NatOrganicBox name=( S ) 2 amino 3 methyl butanoic acid PubChem = 1182 CAS = 72 18 4 SMILES = CC(C)C(N)C(=O)O C=5 | H=11 | N=1 | O=2 mass=117.15 g/molValine (abbreviated as Val or V) [cite web | author=IUPAC IUBMB Joint Commission on Biochemical… …   Wikipedia

  • Valine —  Pour l’article homophone, voir Valines. Valine …   Wikipédia en Français

  • Valine — Als Valine fasst man die drei isomeren Aminosäuren Valin, Norvalin und Isovalin zusammen. Valin und Norvalin kann man als propylsubstituierte Glycine auffassen. Auffallend ist jedoch das Isovalin, wo hier eine Methylgruppe direkt am α… …   Deutsch Wikipedia

  • väline — • esine, hyödyke, kalu, kapinen, kapistus, tarvike, tavara, väline, varuste • väline, aparaatti, apuväline, instrumentti, koje, kone, laite, työkalu, työväline, vekotin …   Suomi sanakirja synonyymejä

  • valine — nor·valine; valine; …   English syllables

  • valine — 2 Amino 3 methylbutanoic acid; the l isomer is a constituent of most proteins; a nutritionally essential amino acid. * * * va·line vā .lēn, va .lēn n a crystalline essential amino acid C5H11NO2 that occurs esp. in fibrous proteins abbr. Val * * * …   Medical dictionary

  • valine — valinas statusas T sritis chemija formulė (CH₃)₂CHCH(NH₂)COOH santrumpa( os) Val, V atitikmenys: angl. valine rus. валин ryšiai: sinonimas – 2 amino 3 metilbutano rūgštis …   Chemijos terminų aiškinamasis žodynas

  • valine — noun Etymology: International Scientific Vocabulary, from valeric (acid) Date: 1907 a crystalline essential amino acid C5H11NO2 that is one of the building blocks of plant and animal proteins …   New Collegiate Dictionary

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