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Design of (omega-N-(O-acyl)hydroxy Amid) Aminodicarboxylic Acid Pyrrolidides as Potent Inhibitors of Proline-Specific Peptidases

H U Demuth, D Schlenzig, A Schierhorn, G Grosche, M P Chapot-Chartier, J C Gripon

FEBS Lett. 1993 Mar 29;320(1):23-7.

PMID: 8096464

Abstract:

A novel class of competitive, acylating inhibitors for the proline-specific peptidases: dipeptidyl peptidase IV, dipeptidyl peptidase II and prolyl endopeptidase, has been developed. The inhibitor molecules combine the efficacy of aminoacyl pyrrolidides and the potential transacylating capability of diacyl hydroxyl amines. The N-terminal deblocked inhibitors are potent reversible inhibitors of porcine kidney dipeptidyl peptidase IV, human placenta dipeptidyl peptidase II exhibiting Ki values in the microM range. Boc-protected (omega-N-hydroxy acyl amid) aminodiacarboxylic acid pyrrolidides inhibit substrate hydrolysis by prolyl endopeptidases from different sources competitively reaching Ki values of 30 nM to 60 microM. Additionally, alpha-N-BOC-(omega-N-hydroxy acetyl) glutaminyl pyrrolidide modifies human placenta prolyl endopeptidase in a time-dependent reaction.

Chemicals Related in the Paper:

Catalog Number Product Name Structure CAS Number Price
IAR42415189 Dipeptidyl Peptidase IV human Dipeptidyl Peptidase IV human Price
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