Dracotoxin, trachinus draco

Formula :
CAS : 140609-96-7 

A single peptide toxic protein (MW 105 kDa) possessing membrane depolarizing and hemolytic activities; from venom of greater weever fish, T. draco.

Draculin

Formula :
CAS : 160995-22-2 

An anticoagulant factor from the saliva of vampire bat (Desmodus rotundus); inhibits the activated form of coagulation factors IX and X.