BI-9321 trihydrochloride 是一种有效的，选择性的，具有细胞活性的 NSD3-PWWP1 拮抗剂，Kd 值为 166 nM。BI-9321 对 NSD2-PWWP1 和 NSD3-PWWP2 无效。BI-9321 trihydrochloride 在 U2OS 细胞中特异性破坏 NSD3-PWWP1 与组蛋白相互作用，IC50 为 1.2 μM。

Delsoline不仅能有效预防心室颤动和心律失常，而且能提高电击引起家兔心室颤动的阈值。

Inhibitor peptide that selectively disrupts binding of the AMPA receptor subunit GluA2 (at the C-terminal PDZ site) to protein interacting with C kinase (PICK1). Does not affect binding of GluA2 to GRIP or ABP and does not increase AMPA current amplitude or affect long term depression (LTD).