8HGG

Structure of 2:2 PAPP-A.ProMBP complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Bone marrow proteoglycan	polymer	222	25236.6	2	UniProt (P13727) Pfam (PF00059)	Homo sapiens (human)
2	C, D (C, D)	Pappalysin-1	polymer	1627	181175.6	2	UniProt (Q13219) Pfam (PF13385) Pfam (PF05572) Pfam (PF00084)	Homo sapiens (human)
3	E, F (C, D)	ZINC ION	non-polymer		65.4	2	Chemie (ZN)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	412824.3
Non-Polymers*	Number of molecules	2
	Total formula weight	130.8
All*	Total formula weight	412955.2

*Water molecules are not included.