Library / English Dictionary

CYSTEINE

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

An amino acid containing sulfur that is found in most proteins; oxidizes on exposure to air to form cystine

Classified under:

Nouns denoting substances

Hypernyms ("cysteine" is a kind of...):

amino acid; aminoalkanoic acid (organic compounds containing an amino group and a carboxylic acid group)

Credits

 Context examples: 

Protein palmitoylation is a thioester bond between palmitoyl-CoA and cysteine thiol.

(Palmitic Acylation Site, NCI Thesaurus)

Substances that inhibit Palmitoyl Thioesterase, an enzyme that removes palmitate from certain cysteine residues in proteins.

(Palmitoyl Thioesterase Inhibitor, NCI Thesaurus)

A beta dimethyl analog of the amino acid cysteine.

(Penicillamine, NCI Thesaurus)

In phase II detoxification, liver cells add a substance (such as cysteine, glycine, or a sulfur molecule) to a toxic chemical or drug, to make it less harmful.

(phase II detoxification, NCI Dictionary)

Cathepsin K, a tissue-specific cysteine protease that catalyzes degradation of bone matrix proteins such as collagen I/II, elastin, and osteonectin plays an important role in osteoclast function and bone resorption.

(Odanacatib, NCI Thesaurus)

This protein plays a role in transporting alanine, serine, cysteine, and threonine.

(Neutral Amino Acid Transporter A, NCI Thesaurus)

MoAb 8.2 Fab fragments are obtained through papain digestion in the presence of cysteine.

(Monoclonal Antibody 8.2 F(ab), NCI Thesaurus)

MoAb 96.5 Fab fragments are obtained through papain digestion in the presence of cysteine.

(Monoclonal Antibody 96.5 F(ab), NCI Thesaurus)

Neratinib binds to the HER-2 receptor irreversibly, thereby reducing autophosphorylation in cells, apparently by targeting a cysteine residue in the ATP-binding pocket of the receptor.

(Neratinib, NCI Thesaurus)

This group of proteins is characterized by a polybasic proteolytic processing site which is cleaved to produce a mature protein containing seven conserved cysteine residues.

(Bone Morphogenetic Protein 3B, NCI Thesaurus/LocusLink)