cysteine

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cys·te·ine

 (sĭs′tə-ēn′, -ĭn, -tē-)
n.
An amino acid, C3H7O2NS, derived from cystine and found in most proteins.

[Alteration of cystine.]

cysteine

(ˈsɪstɪˌiːn; -ɪn)
n
(Biochemistry) a sulphur-containing amino acid, present in proteins, that oxidizes on exposure to air to form cystine. Formula: HSCH2CH(NH2)COOH
[C19: variant of cystine]
ˌcysteˈinic adj

cys•te•ine

(ˈsɪs tiˌin, -ɪn)

n.
a crystalline amino acid, C3H7O2NS, a component of nearly all proteins, obtained by the reduction of cystine. Abbr.: Cys;Symbol: C
[1880–85; alter. of cystine]
cys`te•in′ic, adj.

cys·te·ine

(sĭs′tə-ēn′)
A nonessential amino acid. See more at amino acid. See Note at keratin.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cysteine - an amino acid containing sulfur that is found in most proteins; oxidizes on exposure to air to form cystine
amino acid, aminoalkanoic acid - organic compounds containing an amino group and a carboxylic acid group; "proteins are composed of various proportions of about 20 common amino acids"
Translations
cystein
Cystein
cystéine
cysteina

cys·te·ine

n. cisteína, aminoácido derivado de la cistina, presente en la mayor parte de las proteínas.

cysteine

n cisteína
References in periodicals archive ?
Altepan is a monoclonal antibody targeting members of the cysteinyl leukotriene family, which are important mediators of inflammatory disorders.
Like zafirlukast, montelukast is a competitive antagonist for the cysteinyl leukotrienes.
blocking of the histamine H1 receptors, but sometimes additional help is obtained from blockers of the cysteinyl leukotriene receptor-1.
Montelukast is a CysLT1 antagonist that blocks the action of leukotriene D4 on the cysteinyl leukotriene receptor CysLT1 in the lungs and bronchial tubes by binding to it.
Effects of a cysteinyl leukotriene receptor antagonist on eosinophil recruitment in experimental allergic rhinitis.
In sections on general aspects, drug classes, and case studies, they explore such topics as competition in pharmaceutical drug development, using macrocycles in drug design exemplified by a potential ghrelin agonist for gastrointestinal motility disorders, the development of cysteinyl luekotriene receptor antagonists, from morphine and tramadol to the discovery of tapentadol, and a case study for the role of structure-based drug design.
They secrete a variety of inflammatory mediators, including histamine, proteases, prostaglandins and cysteinyl leukotrienes (cysLT).
Pulmonary production of soluble mediators PGE(2), LTB(4) and cysteinyl leukotrienes, and nasal expression of IL-4, -5, -13 and IFN-gamma were also inhibited by gammaT.
27-29) One LOX enzyme in particular, 5-LOX, has been implicated in the production of the highly inflammatory cysteinyl leukotrienes and leukotriene (LT[B.
The NSAID intolerance is believed to be non--IgE-mediated and occurs due to shunting of the arachidonic pathway by cyclooxygenase-1 inhibition with overproduction of cysteinyl leukotrienes and release of inflammatory mediators, including histamine and tryptase, from mast cells and eosinophils.
Albumin oxidation to diverse radicals by the peroxidase activity of Cu, Zn-superoxide dismutase in the presence of bicarbonate or nitrite: diffusible radicals produce cysteinyl and solvent-exposed and -unexposed tyrosyl radicals.