Fragment-Based Discovery of a Novel, Brain Penetrant, Orally Active HDAC2 Inhibitor
作者:Emiliano Tamanini、Shin Miyamura、Ildiko M. Buck、Benjamin D. Cons、Lee Dawson、Charlotte East、Takashi Futamura、Shintaro Goto、Charlotte Griffiths-Jones、Tetsuya Hashimoto、Tom D. Heightman、Shunpei Ishikawa、Hideki Ito、Yosuke Kaneko、Tatsuya Kawato、Kazumi Kondo、Naoki Kurihara、James M. McCarthy、Yukiko Mori、Tsuyoshi Nagase、Yuichiro Nakaishi、Judith Reeks、Akimasa Sato、Patrick Schöpf、Kuninori Tai、Taichi Tamai、Dominic Tisi、Alison J.-A. Woolford
DOI:10.1021/acsmedchemlett.2c00272
日期:2022.10.13
Fragment-based ligand discovery was successfully applied to histone deacetylase HDAC2. In addition to the anticipated hydroxamic acid- and benzamide-based fragment screening hits, a low affinity (∼1 mM) α-amino-amide zinc binding fragment was identified, as well as fragments binding to other regions of the catalytic site. This alternative zinc-binding fragment was further optimized, guided by the structural
基于片段的配体发现已成功应用于组蛋白脱乙酰酶 HDAC2。除了预期的基于异羟肟酸和苯甲酰胺的片段筛选命中外,还鉴定了低亲和力 (∼1 mM) α-氨基酰胺锌结合片段,以及与催化位点其他区域结合的片段。这种替代的锌结合片段在蛋白质-配体复合物 X 射线结构的结构信息的指导下被进一步优化,成为能够在体内调节组蛋白乙酰化水平的亚μM、脑渗透性 HDAC2 抑制剂 (17 )。