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Ectatomin Ectatomin is a toxic component from the Ectatomma tuberculatum ant venom. It is comprised of two subunits, A and B, which are homologous. The structure of ectatomin reveals that each subunit is comprised of two helices and a connecting hinge region, the forms a hairpin structure that is stabilized by disulphide bridges. The two hinges are connected by a disulphide bond.
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