cystine

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Related to L-cystine: L-Glutamic Acid

cys·tine

 (sĭs′tēn′)
n.
A white crystalline amino acid, C6H12N2O4S2, that is formed from the disulfide linkage of two cysteines during the folding of many proteins, especially keratin, and stabilizes the tertiary structure of the protein.

[From its discovery in bladder stones.]

cystine

(ˈsɪstiːn; -tɪn)
n
(Biochemistry) a sulphur-containing amino acid present in proteins: yields two molecules of cysteine on reduction. Formula: HOOCCH(NH2)CH2SSCH2CH(NH2)COOH
[C19: see cysto- (bladder), -ine2; named from its being discovered in a type of urinary calculus]

cys•tine

(ˈsɪs tin, -tɪn)

n.
a crystalline amino acid, C6H12O4N2S2, occurring in most proteins, esp. the keratins.
[1835–45; < Greek kýst(is) bladder, cyst + -ine2; so called because found in the bladder]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cystine - a crystalline amino acid found in proteins (especially keratin); discovered in bladder stones
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
Cystin
cystyna

cys·tine

n. cistina, aminoácido producido durante la digestión de las proteínas, presente a veces en la orina.

cystine

n cistina
References in periodicals archive ?
They contain vitamins, micronutrients, L-cystine, paprika extract and a cereal mix to provide hair with building blocks for growth while nourishing it to be thick and strong.
Exciting new evidence shows that, taken together for two weeks prior to vaccination, the amino acids L-theanine and L-cystine enhance the efficacy of the flu vaccine in certain subsets of elderly subjects.
However, the overall process for isolating L-Cystine (from a keratin source) was never commercialized, because of the ecological and corrosive problems associated with the process.
Priorin, which contains extracts of millet that is rich in the necessary nutrients for the hair root, the hair vitamin B5 (pantothenic acid) and L-cystine, a component of the hair protein keratin, has been endorsed by modern scientific studies.
PriorinA, which contains extracts of millet that is rich in necessary nutrients for the hair root, the hair vitamin B5 (pantothenic acid) and L-cystine, a component of the hair protein keratin, has been endorsed by modern scientific studies.
Priorin, which contains extracts of millet that is rich in necessary nutrients for the hair root, the hair vitamin B5 (pantothenic acid) and L-cystine, a component of the hair protein keratin, has been endorsed by modern scientific studies.