Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun biochemistry, organic chemistry An organic compound formed from four amino acids joined by peptide bonds.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

tetra- +‎ peptide.

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Examples

  • The other antiserum was prepared by immunization of a rabbit (Rabbit B) with the COOH-terminal gastrin tetrapeptide amide.

    Nobel Lecture Radioimmunoassay: A Probe For Fine Structure Of Biologic Systems 1977

  • In each library, each tetrapeptide had a fixed amino acid at one position (P 1, P2, P3, or P4) and randomized amino acids at the other positions

    PLoS ONE Alerts: New Articles 2009

  • It is a pure synthetic tetrapeptide developed to decrease nerve stimulation, which Cognis says helps to increase skin tolerance.

    CosmeticsDesign RSS 2009

  • It is a pure synthetic tetrapeptide developed to decrease nerve stimulation, which Cognis says helps to increase skin tolerance.

    CosmeticsDesign RSS 2009

  • It is a pure synthetic tetrapeptide developed to decrease nerve stimulation, which Cognis says helps to increase skin tolerance.

    CosmeticsDesign RSS 2009

  • To better characterize falcipain activities and determine whether a clear pathway of hemoglobin degradation by falcipains is present, activities were studied by three assays, evaluating action against a tetrapeptide library, 12-mer peptides representing the sequences of α and β globin, and intact hemoglobin.

    PLoS ONE Alerts: New Articles 2009

  • To exclude the possibility that the observed effects of salubrinal were specific for the tetrapeptide aldehyde inhibitor PSI only, two other inhibitors, MG132 and bortezomib, were also evaluated.

    PLoS ONE Alerts: New Articles 2009

  • Thus, although of limited utility in discriminating activity against native protein substrates, the elaboration of enzyme specificity using tetrapeptide scanning libraries provided accurate prediction of optimal small molecule inhibitors.

    PLoS ONE Alerts: New Articles 2009

  • Vanhoorelbeke K, Depraetere H, Romijn RA, Huizinga EG, De Maeyer M, et al. (2003) A consensus tetrapeptide selected by phage display adopts the conformation of a dominant discontinuous epitope of a monoclonal anti-VWF antibody that inhibits the von Willebrand factor-collagen interaction.

    PLoS ONE Alerts: New Articles Julien Muzard et al. 2009

  • P Cleavage preferences of falcipain-2 and falcipain-3 against a tetrapeptide library.

    PLoS ONE Alerts: New Articles 2009

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