3ENR

ZINC-CALCIUM CONCANAVALIN A AT PH 6.15

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)	Concanavalin-A	polymer	237	25622.4	2	UniProt (P02866) Pfam (PF00139)	Canavalia ensiformis (Jack bean)	Con A
2	C, E, F, H (A, B)	ZINC ION	non-polymer		65.4	4	Chemie (ZN)
3	D, G (A, B)	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
4	I, J (A, B)	water	water		18.0	72	Chemie (HOH)

Sequence modifications

A, B: 1 - 118 (UniProt: P02866)
A, B: 119 - 237 (UniProt: P02866)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	51244.8
Non-Polymers*	Number of molecules	6
	Total formula weight	341.8
All*	Total formula weight	51586.6

*Water molecules are not included.