5I9E

Crystal structure of a nuclear actin ternary complex

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C	Actin-related protein 4	polymer	490	54991.8	2	UniProt (P80428) Pfam (PF00022) In PDB	Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)	Actin-like protein ARP4,Actin-like protein 4
2	B, D	Actin	polymer	375	41735.5	2	UniProt (P60011) Pfam (PF00022) In PDB	Saccharomyces bayanus (Yeast)
3	H, E	Helicase SWR1	polymer	77	9224.5	2	UniProt (Q05471) Pfam (PF07529) In PDB	Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast)	Swi2/Snf2-related 1
4	A, B, C, D	MAGNESIUM ION	non-polymer		24.3	4	Chemie (MG)
5	A, C	ADENOSINE-5'-TRIPHOSPHATE	non-polymer		507.2	2	Chemie (ATP)

Sequence modifications

A, C: 1 - 489 (UniProt: P80428)

PDB	External Database	Details
Pro 0	-	expression tag

H, E: 340 - 410 (UniProt: Q05471)

PDB	External Database	Details
His 411	-	expression tag
His 412	-	expression tag
His 413	-	expression tag
His 414	-	expression tag
His 415	-	expression tag
His 416	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	6
	Total formula weight	211903.8
Non-Polymers*	Number of molecules	6
	Total formula weight	1111.6
All*	Total formula weight	213015.4

*Water molecules are not included.