19 results found

Search Results for: cysteine

Cysteine

Cysteine (Science: amino acid) The only amino acid to contain a thiol (SH) group. In intracellular enzymes the unique... Read More

Disulfide bond

Definition noun (chemistry) (1) The single covalent bond formed from the coupling of thiol groups, especially of cysteine... Read More

Codon

What does codon mean? A codon, in biology, is the basic genetic unit of life that acts as the template for the amino acid... Read More

Polypeptide

Polypeptide Definition Biology What are polypeptides? A polypeptide is defined as a polymer of amino acids joined together... Read More

Pyruvate

Pyruvate Definition Pyruvates have been often recognized as one of the most important molecules that are frequently... Read More

Taurine

taurine (Science: amino acid) Is one of the most abundant amino acids in the body. It is found in the central nervous... Read More

Cys

Cys symbol for cysteine (half-cystine) or its mono-or... Read More

Pheomelanin

Definition noun A type of melanin pigment that is made up of benzothiazine units and is responsible for yellow and pink to... Read More

Chemokine

Definition noun, plural: chemokines A chemotactic cytokine released by cells to function in chemotaxis, inflammation, and... Read More

Isopeptide bond

Definition noun, plural: isopeptide bonds A peptide bond formed between a carboxyl group of one amino acid and an amino... Read More

Glycosylation

Definition noun A biochemical process where a glycan attaches to a protein, a lipid, or other organic molecule, especially... Read More

Polar amino acid

polar amino acid An alpha-amino acid in which the functional group attached to the alpha-carbon (i.e., R in RCH(NH2)COOH)... Read More

Lyase

Definition noun, plural: lyases (biochemistry) An enzyme that catalyzes the breaking of a chemical bond through means not... Read More

Morners test

Morner's test For cysteine, which gives a brilliant purple colour with sodium nitroprusside; for tyrosine, which gives a... Read More

Sulfhydryl

sulfhydryl The radical -sH; contained in glutathione, cysteine, coenzyme A, lipoamide (all in the reduced state), and in... Read More

Amino acid

Definition noun, plural: amino acids (1) A molecule consisting of the basic amino group (NH2), the acidic carboxylic group... Read More

Zinc

zinc (Science: chemistry, element) An essential trace element being an essential component of the active site of a variety... Read More

Nonessential amino acid

Definition noun, plural: nonessential amino acids An amino acid in which an organism is able to synthesize in sufficient... Read More

Melanogenesis

Definition noun The process of producing melanin Supplement Melanogenesis is the process of melanin production. Melanocytes... Read More