6BNO

Structure of bare actin filament

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...	Actin, alpha skeletal muscle	polymer	373	41560.3	8	UniProt (P68135) Pfam (PF00022) In PDB	Oryctolagus cuniculus (Rabbit)	Alpha-actin-1
2	A, B, C, D, E...	MAGNESIUM ION	non-polymer		24.3	8	Chemie (MG)
3	A, B, C, D, E...	ADENOSINE-5'-DIPHOSPHATE	non-polymer		427.2	8	Chemie (ADP)

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	332482.1
Non-Polymers*	Number of molecules	16
	Total formula weight	3612.0
All*	Total formula weight	336094.2

*Water molecules are not included.