Multiple Assemblies exist for SMTL entry 8bun
Structure of DDB1 bound to DS16-engaged CDK12-cyclin K; X-RAY DIFFRACTION 3.08 Å

	SMTL ID 8bun.1 Ligands SULFATE ION; (2~{R})-2-[[6-[(4-phenylphenyl)methylamino]-9-propan-2-yl-purin-2-yl]amino]butan-1-ol Polypeptides DNA damage-binding protein 1; Cyclin-dependent kinase 12; Cyclin-K Oligo-state hetero-1-1-1-mer
	SMTL ID 8bun.2 Ligands SULFATE ION; (2~{R})-2-[[6-[(4-phenylphenyl)methylamino]-9-propan-2-yl-purin-2-yl]amino]butan-1-ol Polypeptides DNA damage-binding protein 1; Cyclin-dependent kinase 12; Cyclin-K Oligo-state hetero-1-1-1-mer
	SMTL ID 8bun.3 Ligands SULFATE ION; (2~{R})-2-[[6-[(4-phenylphenyl)methylamino]-9-propan-2-yl-purin-2-yl]amino]butan-1-ol Polypeptides DNA damage-binding protein 1; Cyclin-dependent kinase 12; Cyclin-K Oligo-state hetero-1-1-1-mer