Quick answer
Are all peptides the same?
Built from index records dated 2026-10-13 Compiled by an automated pipeline, checked by The Peptide Observer editorial desk How this site works
No. The word peptide describes a chemical shape, not a family with anything else in common.
A little more
This site sorts its entries into groups, and the groups themselves were not all drawn the same way. Some are built around a single receptor that the records name for every member. Others are built around a research subject the records happen to share, and their members have no mechanism in common at all. The group page says which kind it is.