7EQJ

crystal structure of E. coli Valine tRNA

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)	RNA (76-MER)	polymer	76	24483.6	2		Escherichia coli
2	C, D, H, I, J... (A, B)	MAGNESIUM ION	non-polymer		24.3	6	Chemie (MG)
3	E, F, G, L (A, B)	SODIUM ION	non-polymer		23.0	4	Chemie (NA)
4	M, N (A, B)	water	water		18.0	154	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	48967.1
Non-Polymers*	Number of molecules	10
	Total formula weight	237.8
All*	Total formula weight	49204.9

*Water molecules are not included.