Tuftsin
| Names | |
|---|---|
| IUPAC name L-threonyl-L-lysyl-L-prolyl-L-arginine | |
| Identifiers | |
| 3D model (JSmol) | |
| ChemSpider | |
| MeSH | Tuftsin | 
| PubChem CID | |
| UNII | |
| CompTox Dashboard (EPA) | |
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| Properties | |
| C21H40N8O6 | |
| Molar mass | 500.593 g/mol | 
| Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references | |
Tuftsin is a tetrapeptide (Thr-Lys-Pro-Arg, TKPR) located in the Fc-domain of the heavy chain of immunoglobulin G (residues 289-292). It has an immunostimulatory effect. It is named for Tufts University where it was first discovered in 1983.