4J5Z

Crystal structure of Ribonuclease A in aqueous solution: One of twelve in MSCS set

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Ribonuclease pancreatic	polymer	124	13708.3	1	UniProt (P61823) Pfam (PF00074) In PDB	Bos taurus (bovine cow domestic cattle domestic cow)	RNase 1, RNase A
2	A	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
3		water	water		18.0	118	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	13708.3
Non-Polymers*	Number of molecules	2
	Total formula weight	192.1
All*	Total formula weight	13900.5

*Water molecules are not included.