4HZ1

Crystal Structure of Pseudomonas aeruginosa azurin with iron(II) at the copper-binding site.

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 (A, B, C, D)	Azurin	polymer	128	13961.8	4	UniProt (P00282) Pfam (PF00127)	Pseudomonas aeruginosa
2	E, F, G, I, K (A, B, C)	ACETATE ION	non-polymer		59.0	5	Chemie (ACT)
3	H, J (B, C)	FE (II) ION	non-polymer		55.8	2	Chemie (FE2)
4	L, M, N, O (A, B, C, D)	water	water		18.0	147	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	55847.2
Non-Polymers*	Number of molecules	7
	Total formula weight	406.9
All*	Total formula weight	56254.1

*Water molecules are not included.