Multiple Assemblies exist for SMTL entry 8bu4
Structure of DDB1 bound to DS22-engaged CDK12-cyclin K; X-RAY DIFFRACTION 3.09 Å

	SMTL ID 8bu4.1 Ligands SULFATE ION; (2~{R})-2-[[6-[[5,6-bis(chloranyl)-1~{H}-benzimidazol-2-yl]methylamino]-9-(1-methylpyrazol-4-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 8bu4.2 Ligands SULFATE ION; (2~{R})-2-[[6-[[5,6-bis(chloranyl)-1~{H}-benzimidazol-2-yl]methylamino]-9-(1-methylpyrazol-4-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 8bu4.3 Ligands SULFATE ION; (2~{R})-2-[[6-[[5,6-bis(chloranyl)-1~{H}-benzimidazol-2-yl]methylamino]-9-(1-methylpyrazol-4-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