Development of Plasmin-Selective Inhibitors and Studies of Their Structure-Activity Relationship.

Yoshio Okada, O. Matsumoto, Yuko Tsuda, Mayako Tada, Keiko Wanaka, Akiko Hijikata‐Okunomiya, Shosuke OKAMOTO

Chemical and Pharmaceutical Bulletin · 2000 · 11 citations · 0 references

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Abstract

Various compounds were synthesized by combining three components at positions P1, P1' and P2'. Of these, N-(trans-4-aminomethylcyclohexanecarbonyl)-Tyr(O-2-bromobenzylo xycarbonyl)- octylamide inhibited plasmin selectively with IC50 values of 0.80 and 0.23 microM towards S-2251 and fibrin, respectively. This compound also inhibited plasma kallikrein, urokinase, thrombin and trypsin with IC50 values of 10, > 50, > 50 and 1.6 microM, respectively.