polypeptide

A peptide, such as a small protein, containing many molecules of amino acids, typically between 10 and 100.

A chemical product formed by the condensation of two or more amino-acid radicals.

Any polymer of (same or different) amino acids joined via peptide bonds.

Any such polymer that is not folded into a secondary structure of a protein.

A small protein containing up to 100 amino acids; see also oligopeptide.