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9XYY

Crystal structure of BTK kinase domain bound to an ibrutinib analog with a 2-butynamide warhead

This is a non-PDB format compatible entry.
Summary for 9XYY
Entry DOI10.2210/pdb9xyy/pdb
Related9XYV
DescriptorTyrosine-protein kinase BTK, (2E)-1-{(3R)-3-[4-amino-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-1-yl]piperidin-1-yl}but-2-en-1-one (3 entities in total)
Functional Keywordsinhibitor, kinase, complex, covalent, transferase-transferase inhibitor complex, transferase
Biological sourceMus musculus (house mouse)
Total number of polymer chains1
Total formula weight32276.05
Authors
Lin, D.Y.,Joseph, R.E.,Andreotti, A.H. (deposition date: 2025-08-26, release date: 2026-09-09)
Primary citationLin, D.Y.,Joseph, R.E.,Andreotti, A.H.
Covalent warheads on clinically approved BTK inhibitors cause distinct dynamic changes within BTK kinase
To Be Published,
Experimental method
X-RAY DIFFRACTION (2.48 Å)
Structure validation

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PDB entries from 2026-09-09

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