1IBZ

RED COPPER PROTEIN NITROSOCYANIN FROM NITROSOMONAS EUROPAEA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D	NITROSOCYANIN	polymer	112	12231.9	4	UniProt (Q820S6) Pfam (PF13473) In PDB	Nitrosomonas europaea
2	A, B, C, D	COPPER (II) ION	non-polymer		63.5	4	Chemie (CU)
3		water	water		18.0	313	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	48927.5
Non-Polymers*	Number of molecules	4
	Total formula weight	254.2
All*	Total formula weight	49181.7

*Water molecules are not included.