3S8U

Crystal structure of a 2-azido-adenine-modified RNA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Ecoli 23 S rRNA Sarcin Ricin loop	polymer	27	8770.3	1		Escherichia coli
2		water	water		18.0	162	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	8770.3
All*	Total formula weight	8770.3

*Water molecules are not included.