Some other residues that are thought to be involved in the binding of non-peptide antagonists to NK1 receptor are Ser169, Glu193, Lys194, Phe264, Phe267, Pro271 and Tyr272.
Za još neke druge ostatke se smatra da učestvuju u vezivanju ne-peptidnih antagonista za NK1 receptor: Ser169, Glu193, Lys194, Phe264, Phe267, Pro271 i Tyr272.