It has been speculated that coexpression of 2 AC types in cardiac myocytes represents redundancy, but the specific role of AC6 in cardiac physiology and its differences from AC5 remain to be defined.

• 曾经推测在心肌细胞中两种AC共同表达有点多余，但是AC6在心脏生理中的具体作用以及它与AC5的区别仍然需要去确定。