2026-07-11_00000268|ligand|9Y5E

Co-crystal structure of BTK kinase domain with non-covalent inhibitor; X-ray diffraction 2.51Å
Protein #1 278 residues (96% resolved)

KNAPSTAGLGYGSWEIDPKDLTFLKELGTGQFGVVKYGKWRGQYDVAIKMIKEGSMSEDEFIEEAKVMMNLSHEKLVQLYGVCTKQRPIFIITEYMANGCLLNYLREMRHRFQTQQLLEMCKDVCEAMEYLESKQFLHRDLAARNCLVNDQGVVKVSDFGLSRYVLDDEYTSSVGSKFPVRWSPPEVLMYSKFSSKSDIWAFGVLMWEIYSLGKMPYERFTNSETAEHIAQGLRLYRPHLASEKVYTIMYSCWHEKADERPTFKILLSNILDVMDEES

KNAPSTAGLGYGSWEIDPKDLTFLKELGTGQFGVVKYGKWRGQYDVAIKMIKEGSMSEDEFIEEAKVMMNLSHEKLVQLYGVCTKQRPIFIITEYMANGCLLNYLREMRHRFQTQQLLEMCKDVCEAMEYLESKQFLHRDLAARNCLVNDQGVVKVSDFGLSRYVLDDEYTSSVGSKFPVRWSPPEVLMYSKFSSKSDIWAFGVLMWEIYSLGKMPYERFTNSETAEHIAQGLRLYRPHLASEKVYTIMYSCWHEKADERPTFKILLSNILDVMDEES
Non polymer #2 A1CSG

InChI=1S/C25H34N8O2/c1-31-13-14-33(25(31)35)20-3-2-12-32(16-20)21-15-28-22(23(26)34)24(30-21)29-19-6-4-17(5-7-19)18-8-10-27-11-9-18/h4-7,15,18,20,27H,2-3,8-14,16H2,1H3,(H2,26,34)(H,29,30)/t20-/m0/s1

CN1CCN(C1=O)[C@H]2CCCN(C2)c3cnc(c(n3)Nc4ccc(cc4)C5CCNCC5)C(=O)N
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Reference