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tripeptide
This term is a precise technical designation used primarily in biochemistry and pharmacology. It describes a specific molecular structure where exactly three amino acids are linked, distinguishing it from shorter dipeptides or longer polypeptides. The term carries a neutral, scientific connotation and is almost exclusively found in academic papers, laboratory reports, and medical textbooks.
Because it refers to a discrete chemical entity, it functions as a standard countable noun. In a laboratory setting, researchers typically refer to "a tripeptide" when discussing a single molecule or "tripeptides" when referring to a class of such molecules or multiple samples.
Meanings
Examples
A tripeptide consists of three amino acids joined by two peptide bonds.
The researcher analyzed the stability of the synthetic tripeptide in the solution.
Does this specific tripeptide act as a signaling molecule in the cell?
Certain skincare products use a tripeptide to stimulate collagen production.
I need to verify if the mass spectrometer can distinguish this tripeptide from a dipeptide.
The enzyme cleaved the protein into several smaller fragments including a tripeptide.
This tripeptide sequence is essential for the binding affinity of the ligand.
Wait, is this a tripeptide or a tetrapeptide?