7Y6G

Cryo-EM structure of bacterioferritin holoform 1a

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... (A, B, C, D, E...)	Bacterioferritin	polymer	158	18434.8	24	UniProt (Q9S2N0) Pfam (PF00210)	Streptomyces coelicolor	BFR
2	AB, AC, BA, DA, DB... (L, W, B, C, M...)	FE (II) ION	non-polymer		55.8	24	Chemie (FE2)
3	BB, BC, CA, DC, EA... (L, W, B, X, C...)	FE (III) ION	non-polymer		55.8	23	Chemie (FE)
4	AA, CB, CC, FA, KB... (A, L, W, C, P...)	PROTOPORPHYRIN IX CONTAINING FE	non-polymer		616.5	12	Chemie (HEM)

Contents of the asymmetric unit

Polymers	Number of chains	24
	Total formula weight	442434.6
Non-Polymers*	Number of molecules	59
	Total formula weight	10022.6
All*	Total formula weight	452457.2

*Water molecules are not included.