Multiple Assemblies exist for SMTL entry 3q4u
Crystal structure of the ACVR1 kinase domain in complex with LDN-193189; X-RAY DIFFRACTION 1.82 Å

	SMTL ID 3q4u.1 Ligands 4-[6-(4-piperazin-1-ylphenyl)pyrazolo[1,5-a]pyrimidin-3-yl]quinoline; 1,2-ETHANEDIOL; CITRATE ANION Polypeptides Activin receptor type-1 Oligo-state homo-dimer
	SMTL ID 3q4u.2 Ligands 4-[6-(4-piperazin-1-ylphenyl)pyrazolo[1,5-a]pyrimidin-3-yl]quinoline; 1,2-ETHANEDIOL; CITRATE ANION Polypeptides Activin receptor type-1 Oligo-state homo-dimer
	SMTL ID 3q4u.3 Ligands 4-[6-(4-piperazin-1-ylphenyl)pyrazolo[1,5-a]pyrimidin-3-yl]quinoline; 1,2-ETHANEDIOL; CITRATE ANION Polypeptides Activin receptor type-1 Oligo-state homo-dimer