Studies on the Relationship Between the Biological Activities and the Circular Dichroism of South Anhui Dienagkistrodon Acutus Hemorrhagins.

The solution conformations of three hemorrhagic toxins, designated as AaH I, AaH III and AaH IV, from South Anhui Dienagkistrodon acutus have been studied by CD spectra. The secondary structure of AaH I consisted of 25.8% alpha-helix, 12.