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cysteine
(redirected from L-cysteine)

   Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia 0.01 sec.
cysteine /cys·te·ine/ (sis-te´ēn) a sulfur-containing, nonessential amino acid produced by enzymatic or acid hydrolysis of proteins, readily oxidized to cystine; sometimes found in urine. Symbols Cys and C.
cys·te·ine (sst-n, -n, s-stn)
n. Abbr. Cys
An alpha-amino acid found in most proteins and especially abundant in keratin.

cysteine (Cys)
[sis′tēn]
an amino acid found in many proteins in the body, including keratin. It is a metabolic precursor of cystine and an important source of sulfur for various body functions. Compare cystine.
Chemical structure of cysteineenlarge picture
Chemical structure of cysteine

cysteine [sis-te´ēn]
a sulfur-containing amino acid, one of the nonessential amino acids, produced by enzymatic or acid hydrolysis of proteins; it is readily oxidized to cystine and is sometimes found in urine.

cysteine (sis´tēn´),
n a nonessential amino acid found in many proteins in the body.

cysteine
a sulfur-containing amino acid produced by enzymatic or acid hydrolysis of proteins, readily oxidized to cystine; sometimes found in urine.


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L-Cysteine is what is known as a non-essential amino acid, meaning that it can be biosynthesized by the body and hence not an essential part of your diet Due to its possessing a thiol side chain, it is termed a hydrophilic amino acid with an affinity for aqueous systems L-Cysteine is what is known as a non-essential amino acid, meaning that it can be biosynthesized by the body and hence not an essential part of your diet.
N-acetyl cysteine is the stable form of the essential amino acid L-cysteine.
We reported the human and animal origins of L-cysteine in The Vegetarian Resource Group's Guide to Food Ingredients ten years ago.
 
 
 
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