octapeptide


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Related to octapeptide: Decapeptide

oc·ta·pep·tide

(ok'tă-pep'tīd),
A peptide made up of eight amino acyl residues.

octapeptide

(ŏk′tə-pĕp′tīd)
n.
A polypeptide, such as angiotensin, that is composed of eight amino acids.

octapeptide

(ŏk″tă-pĕp′tĭd)
A peptide that contains eight amino acids.
References in periodicals archive ?
2005) Octapeptide repeat region and N-terminal half of hydrophobic region of prion protein (PrP) mediates PrP-dependent activation of superoxide dismutase.
Condensation of DNA and chromatin by an SPKK-containing octapeptide repeat motif present in the C-terminus of histone H1.
The resulting octapeptide, angiotensin II (Ang II), binds to transmembrane receptors and initiates several signaling pathways, including initiating the release of aldosterone from the adrenal gland.
Within the enzyme cascade of the renin-angiotensin system, ACE removes histidyl-leucine from angiotensin I to form the physiologically active octapeptide angiotensin II, one of the most potent vasoconstrictors known.
Angiotensin-converting enzyme converts the inactive decapeptide, angiotensine I to the active octapeptide and potent vasoconstrictor angiotensin II, which is the main product of the renin-angiotensin system (RAS) [12].
Antinociceptive action of Cholecystokinin octapeptide (CCK) and related peptides in rats and mice: effects of naloxone and peptidase inhibitors.
In the group of orally infected squirrel monkeys, 3 had a unique heterozygous genotype that encoded either 4 or 5 octapeptide repeats.
Syntocinon is the synthetic form of octapeptide oxytocin.
However, antigens occur in countless shapes and forms as there are multiple ways to generate an octapeptide (the length of peptide antigens held in the MHC binding groove).
The N-terminal domain is composed of five octapeptide repeats that are rich in proline and glycine, the first of which is termed a "pseudorepeat" because it lacks histidine.
25, Boots Contains 'Inhibox' to freeze, tighten and smooth expression wrinkles, plus the wrinkle-relaxing octapeptide 'Snap-8' to minimise any muscle movement.
Other peptides such as tripeptide and octapeptide complement the effects of Argireline and Matrixyl to minimize fine lines, decrease wrinkle depths and provide overall smoother, younger looking skin.