1RGF

HYDROLASE, GUANYLORIBONUCLEASE

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	RIBONUCLEASE	polymer	96	10582.5	2	UniProt (P05798) Pfam (PF00545) In PDB	Streptomyces aureofaciens
2	A	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
3		water	water		18.0	385	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	21165.0
Non-Polymers*	Number of molecules	2
	Total formula weight	192.1
All*	Total formula weight	21357.1

*Water molecules are not included.