Peptide DefinitionThe Peptide Science Dictionary
Clear, accurate definitions of peptide terminology for students, researchers, and curious minds. Browse 171 terms from A to Z.
Popular Definitions
A short chain of 2–50 amino acids linked by peptide bonds.
Read Definition →A covalent bond joining amino acids via condensation reaction.
Read Definition →Organic building block of all peptides and proteins. 20 types.
Read Definition →Macromolecule of 50+ amino acids with complex 3D folding.
Read Definition →Most abundant body protein (~30%). Triple-helix in skin and bone.
Read Definition →GLP-1 drug (Ozempic, Wegovy) for diabetes and obesity.
Read Definition →Hydrolyzed collagen fragments used in supplements (~3 kDa).
Read Definition →51-amino-acid hormone regulating blood glucose. First peptide drug.
Read Definition →Incretin hormone behind Ozempic, Wegovy, and Mounjaro.
Read Definition →Learning Path
New to peptide science? Follow this 4-step beginner pathway.
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