See p. peptide.

Medical dictionary. 2011.

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  • Protein — A large molecule composed of one or more chains of amino acids in a specific order determined by the base sequence of nucleotides in the DNA coding for the protein. Proteins are required for the structure, function, and regulation of the body s… …   Medical dictionary

  • Edman degradation — Edman degradation, developed by Pehr Edman, is a method of sequencing amino acids in a peptide. [Edman, P. Acta Chem. Scand. 1950, 4 , 283.] In this method, the amino terminal residue is labeled and cleaved from the peptide without disrupting the …   Wikipedia

  • peptide — A compound of two or more amino acid s in which a carboxyl group of one is united with an amino group of another, with the elimination of a molecule of water, thus forming a p. bond, –CO–NH–; i.e., a substituted amide. Cf.:eupeptide bond …   Medical dictionary

  • phenylthiohydantoin — The compound formed from an amino acid in the Edman method of protein degradation, in which phenylisothiocyanate reacts with the amino moiety of the N terminal amino acid to form a phenylthiocarbamoyl …   Medical dictionary

  • PTC — Abbreviation for plasma thromboplastin component; phenylthiocarbamoyl. * * * papillary thyroid carcinoma; percutaneous transhepatic cholangiography; phase transfer catalyst; phenothiocarbazine; phenylthiocarbamide; phenylthiocarba moyl; plasma… …   Medical dictionary

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