Thrombin inhibitor rhodniin Thrombin-specific inhibitor. Appears to form 1:1 complexes with thrombin. Prevents blood clotting to allow the insect to feed on blood. THBI_RHOPR EGGEPCACPHALHRVCGSDGETYSNPCTLNCAKFNGKPELVKVHDGPCEPDEDEDVCQECDGDEYKPVCGSDDITYDNNCRLECASISSSPGVELKHEGPCRT 103