Diprotin A

Diprotin A

80,00  excl. 19% VAT

Diprotin A

4132-25 mg | 80.00 EUR
4132-100 mg | 240.00 EUR

Ile-Pro-Ile · H2O | Isoleucyl-prolyl-isoleucine · H2O

(M.W. 341.45 · 18.02) C17H31N3O4 · H2O [90614-48-5]

Synthetic Product

Diprotin A is a selective and reversible inhibitor for Dipeptidyl Aminopeptidase IV

The tripeptide Diprotin A with the sequence Ile-Pro-Ile is used as selective and reversible inhibitor for CD26/dipeptidyl peptidase IV. (DPP-IV) is an ectoenzyme protease that cleaves SDF-1.
Diprotin A offered from PeptaNova is of synthetic origin, the purity is greater than 99% per HPLC. Tripeptide is soluble in water, ethanol and methanol.

For Laboratory use only! Not for Drug Use!


  1. H. Umezawa, T. Aoyagi, K. Ogawa, H. Naganawa, M. Hamada and T. Takeuchi, J. Antibiotics., 37, 422 (1984) (Original; IC50 & Chem. Structure)

Diprotin A is distributed through Peptide Institute, Inc. under the technical and scientific advices of Microbial Chemistry research Foundation.