1SOF

Crystal structure of the azotobacter vinelandii bacterioferritin at 2.6 A resolution

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, E...	Bacterioferritin	polymer	156	18127.7	8	UniProt (P22759) Pfam (PF00210) In PDB	Azotobacter vinelandii	BFR, Cytochrome B-557.5
2	E, F, G, A, H...	FE (II) ION	non-polymer		55.8	16	Chemie (FE2)
3	F, G, A, H, B...	MAGNESIUM ION	non-polymer		24.3	10	Chemie (MG)
4	A, D	BARIUM ION	non-polymer		137.3	2	Chemie (BA)
5	E, G, B, C	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	4	Chemie (HEM)
6		water	water		18.0	210	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	145021.5
Non-Polymers*	Number of molecules	32
	Total formula weight	3877.2
All*	Total formula weight	148898.7

*Water molecules are not included.