PT-141
What the molecule is, where the sequence comes from, and what it binds. This page does not describe what PT-141 does.
Structure
What PT-141 is
Origin. A synthetic cyclic heptapeptide, a metabolite of the melanocortin analog melanotan II, also known as bremelanotide.
Molecular target. The melanocortin receptor family.
Both statements are facts about the molecule and can be checked against any reference database. Neither is a statement about an outcome, and this page makes none.
- Class
- Synthetic cyclic heptapeptide melanocortin analog
- Residues
- 7
Grouped by structure
Signalling peptides
Short sequences that bind a receptor or a partner protein. Grouped by what the molecule is and what it binds, not by what anyone intends to do with it.
Compounds on this site are grouped by what the molecule is, not by what anyone intends to do with it. PT-141 sits with 10 other compounds in this group because of its structure and its target, and for no other reason.
Compared side by side: PT-141 vs Selank and MT-2 vs PT-141.
Read next
PT-141 elsewhere on the site
Literature
Sources
Handling and documentation
The parts that apply to every compound
Documentation
Tested, with the certificate published
PT-141 is tested by an independent lab. The latest certificate is on its product page.

