Agmatine formed by the decarboxylation of L-Arginine by the enzyme L-arginine decarboxylase, has been postulated to be an endogenousligand for imidazoline receptors (I-R).
胍丁胺是左旋精氨酸在左旋精氨酸脱羧酶催化下脱羧基的产物，是咪唑啉受体的内源性配体。
2
Preferably, the ligand does not bind to the active site of an endogenous target compound.