Multiple Assemblies exist for SMTL entry 3qb4
Crystal structure of a TGF-beta ligand-receptor complex; X-RAY DIFFRACTION 2.28 Å

	SMTL ID 3qb4.1 Ligands - Polypeptides Growth/differentiation factor 5; Bone morphogenetic protein receptor type-1A Oligo-state hetero-1-1-mer
	SMTL ID 3qb4.2 Ligands - Polypeptides Growth/differentiation factor 5; Bone morphogenetic protein receptor type-1A Oligo-state hetero-1-1-mer
	SMTL ID 3qb4.3 Ligands - Polypeptides Growth/differentiation factor 5; Bone morphogenetic protein receptor type-1A Oligo-state hetero-2-2-mer