WWL229 is a selective inhibitor of Ces3.

N-Valyltryptophan is an incomplete breakdown product of protein catabolism or protein digestion.

2',5'-Dideoxyadenosine is a potent and non-competitive adenylyl cyclase inhibitor via binding the P-site (IC50: 3 μM).2',5'-Dideoxyadenosine (20-150 mM), like adenosine, dependently and reversibly inhibits the positive inotropic and chronotropic effect of beta-adrenergic stimulation with isoproterenol (8-54 pmol) up to 70% and 50%, respectively.