8UZ1

Straight actin filament from Arp2/3 branch junction sample (ADP-BeFx)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	J, K, L, M, N...	Actin, alpha skeletal muscle	polymer	372	41516.3	9	UniProt (P68135) Pfam (PF00022) UniProt (by SIFTS) (P68139) In PDB	Oryctolagus cuniculus (rabbit)	Alpha-actin-1
2	P, Q, R, J, K...	ADENOSINE-5'-DIPHOSPHATE	non-polymer		427.2	9	Chemie (ADP)
3	P, Q, R, J, K...	MAGNESIUM ION	non-polymer		24.3	9	Chemie (MG)
4	O, P, Q, R, J...	BERYLLIUM TRIFLUORIDE ION	non-polymer		66.0	9	Chemie (BEF)

Contents of the asymmetric unit

Polymers	Number of chains	9
	Total formula weight	373647.1
Non-Polymers*	Number of molecules	27
	Total formula weight	4657.6
All*	Total formula weight	378304.7

*Water molecules are not included.