2I7Z

GAAA tetraloop receptor complex with associated manganese ions.

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	43-MER	polymer	43	13873.3	2
2	A, B	MANGANESE (II) ION	non-polymer		54.9	10	Chemie (MN)
3		water	water		18.0	60	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	27746.5
Non-Polymers*	Number of molecules	10
	Total formula weight	549.4
All*	Total formula weight	28295.9

*Water molecules are not included.