3NP5

Crystal structure of an abridged form of the mature ectodomain of the human receptor-type protein tyrosine phosphatase ICA512/IA-2 AT pH 4.5

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D (A, B, C, D)	Receptor-type tyrosine-protein phosphatase-like N	polymer	89	9637.9	4	UniProt (Q16849) Pfam (PF11548)	Homo sapiens (human)	R-PTP-N, Islet cell antigen 512, ICA 512, Islet cell autoantigen 3, PTP IA-2
2	E, F (A, D)	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
3	G, H, I, J (A, B, C, D)	water	water		18.0	132	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	38551.7
Non-Polymers*	Number of molecules	2
	Total formula weight	80.2
All*	Total formula weight	38631.8

*Water molecules are not included.