K-(D-1-Nal)-FwLL-NH2 TFA

K-(D-1-Nal)-FwLL-NH2 TFA is a high affinity and potent ghrelin receptor inverse agonist (Ki values are 4.9 and 31 nM in COS7 and HEK293T cells, respectively). K-(D-1-Nal)-FwLL-NH2 blocks ghrelin receptor-mediated Gq- and G13-dependent signaling pathways.