(Val3, Pro8) -Oxytocin

(Val3, Pro8) -Oxytocin functions primarily as a Gq-dependent pathway agonist and exhibits secondary activity as a reduced efficacy agonist for β-arrestin recruitment and receptor-mediated endocytosis at the oxytocin receptor (OXTR) [1].

C(=O)([C@H]1N(C(=O)[C@H]2NC(=O)[C@H](CC(N)=O)NC(=O)[C@H](CCC(N)=O)NC(=O)[C@H]([C@H](C)C)NC(=O)[C@H](CC3=CC=C(O)C=C3)NC(=O)[C@@H](N)CSSC2)CCC1)N4[C@H](C(NCC(N)=O)=O)CCC4