leucine
noun Etymology: French, from leuc- leuk- Date: 1826 a white crystalline essential amino acid C6H13NO2 obtained by the hydrolysis of most dietary proteins

New Collegiate Dictionary. 2001.

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  • Leucine — L ou S(+) leucine D ou R( ) leucine Général …   Wikipédia en Français

  • leucine — [ løsin ] n. f. • 1832; de leuc(o) et ine ♦ Biochim. Acide aminé essentiel, l un des vingt constituants des protéines. ⇒ isoleucine. ● leucine nom féminin Aminoacide dont l antipode lévogyre, la L leucine, est un constituant essentiel des… …   Encyclopédie Universelle

  • Leucine — Leu cine (l[=oo] s[=e]n), Leucin Leu cin(l[=u] s[i^]n), n. [Gr. leyko s white.] (Physiol. Chem.) a naturally occurring alpha amino acid ({(CH3)2CH.CH2.CH(NH2) COOH}), one of the building units of almost all proteins of living organisms, both… …   The Collaborative International Dictionary of English

  • leucine — [lo͞o′sēn΄, lo͞o′sin] n. [< Gr leukos, white (see LIGHT1) + INE3] an essential amino acid, (CH3) 2CHCH2CH(NH2)COOH, produced by the hydrolysis of proteins by pancreatic enzymes during digestion and by the putrefaction of nitrogenous organic… …   English World dictionary

  • Leucine — NatOrganicBox name= ( S ) 2 amino 4 methyl pentanoic acid PubChem=6106 CAS=61 90 5 SMILES=CC(C)C [C@H] (N)C(O)=O C=6 |H=13 |N=1 |O=2 mass=131.18 g/molLeucine (abbreviated as Leu or L) [cite web | author=IUPAC IUBMB Joint Commission on Biochemical …   Wikipedia

  • Leucine — Als Leucine fasst man zunächst die vier isomeren Aminosäuren Leucin, Isoleucin, tert Leucin und Norleucin zusammen. Im Vergleich mit den vier Butanolen kann man sie als butylsubstituierte Glycine auffassen; damit sind alle vier Varianten… …   Deutsch Wikipedia

  • leucine — 2 Amino 4 methylvaleric acid; the l isomer is one of the amino acid s found in proteins; a nutritionally essential amino acid. l. aminopeptidase aminopeptidase (cytosol). l. dehydrogenase an enzyme that catalyzes the reaction of l l., water, and… …   Medical dictionary

  • leucine — leucinas statusas T sritis chemija formulė (CH₃)₂CHCH₂CH(NH₂)COOH santrumpa( os) Leu, L atitikmenys: angl. leucine rus. лейцин ryšiai: sinonimas – 2 amino 4 metilpentano rūgštis …   Chemijos terminų aiškinamasis žodynas

  • leucine — n. [Gr. leukos, white] An amino acid, x amino isocaproic acid found in tissues of various invertebrates …   Dictionary of invertebrate zoology

  • leucine — (= leu; L; 2 amino 4 methylpentanoic acid; 131 D) The most abundant amino acid found in proteins. Confers hydrophobicity and has a structural rather than a chemical role …   Dictionary of molecular biology

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