Discovery of Reversible Covalent Bruton’s Tyrosine Kinase Inhibitors PRN473 and PRN1008 (Rilzabrutinib)
作者:Timothy D. Owens、Ken A. Brameld、Erik J. Verner、Tony Ton、Xiaoyan Li、Jiang Zhu、Mohammad R. Masjedizadeh、J. Michael Bradshaw、Ronald J. Hill、Danny Tam、Angelina Bisconte、Eun Ok Kim、Michelle Francesco、Yan Xing、Jin Shu、Dane Karr、Jacob LaStant、David Finkle、Natalie Loewenstein、Helena Haberstock-Debic、Michael J. Taylor、Philip Nunn、Claire L. Langrish、David M. Goldstein
DOI:10.1021/acs.jmedchem.1c01170
日期:2022.4.14
Bruton’s tyrosine kinase (BTK), a Tec family tyrosine kinase, is critical in immune pathways as an essential intracellular signaling element, participating in both adaptive and immune responses. Currently approved BTK inhibitors are irreversible covalent inhibitors and limited to oncology indications. Herein, we describe the design of covalent reversible BTK inhibitors and the discoveries of PRN473
布鲁顿酪氨酸激酶 (BTK) 是 Tec 家族酪氨酸激酶,在免疫通路中作为重要的细胞内信号元件,参与适应性和免疫反应。目前批准的 BTK 抑制剂是不可逆的共价抑制剂,仅限于肿瘤适应症。在此,我们描述了共价可逆 BTK 抑制剂的设计以及 PRN473 ( 11 ) 和 rilzabrutinib (PRN1008, 12 ) 的发现。这些化合物在啮齿动物关节炎模型中表现出有效和持久的 BTK 抑制作用,在犬类天疱疮 foliaceus 中表现出临床疗效。化合物11已作为局部用药完成 1 期试验,12正在进行寻常型天疱疮和免疫性血小板减少症的 3 期试验。