1SQ3

Crystal structures of a novel open pore ferritin from the hyperthermophilic Archaeon Archaeoglobus fulgidus.

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...)	ferritin	polymer	173	20760.1	12	UniProt (O29424) Pfam (PF00210)	Archaeoglobus fulgidus
2	AA, BA, CA, DA, EA... (E, F, G, H, I...)	FE (III) ION	non-polymer		55.8	36	Chemie (FE)
3	AB, BB, CB, DB, EB... (E, F, G, H, I...)	water	water		18.0	515	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	12
	Total formula weight	249121.7
Non-Polymers*	Number of molecules	36
	Total formula weight	2010.4
All*	Total formula weight	251132.1

*Water molecules are not included.