6SF2

Ternary complex of human bone morphogenetic protein 9 (BMP9) growth factor domain, its prodomain and extracellular domain of activin receptor-like kinase 1 (ALK1).

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, D	Serine/threonine-protein kinase receptor R3	polymer	98	10788.1	2	UniProt (P37023) In PDB	Homo sapiens (Human)	SKR3,Activin receptor-like kinase 1,ALK-1,TGF-B superfamily receptor type I,TSR-I
2	B, E	Growth/differentiation factor 2	polymer	110	12103.0	2	UniProt (Q9UK05) Pfam (PF00019) In PDB	Homo sapiens (Human)	GDF-2,Bone morphogenetic protein 9,BMP-9
3	C, F	Growth/differentiation factor 2	polymer	297	33104.8	2	UniProt (Q9UK05) Pfam (PF00688) In PDB	Homo sapiens (Human)	GDF-2,Bone morphogenetic protein 9,BMP-9
4	C, F	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	2	Chemie (NAG)
5		water	water		18.0	9	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	111991.8
Non-Polymers*	Number of molecules	2
	Total formula weight	442.4
All*	Total formula weight	112434.2

*Water molecules are not included.