8V4S

Cryo-EM structure of the rat P2X7 receptor in the apo closed state purified in the absence of sodium

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 (A, B, C)	P2X purinoceptor 7	polymer	595	68472.5	3	UniProt (Q64663) Pfam (PF00864) Pfam (PF20478)	Rattus
2	D, O, Z (A, B, C)	GUANOSINE-5'-DIPHOSPHATE	non-polymer		443.2	3	Chemie (GDP)
3	AA, BA, E, F, P... (C, A, B)	ZINC ION	non-polymer		65.4	6	Chemie (ZN)
4	CA, DA, EA, G, H... (C, A, B)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	9	Chemie (NAG)
5	FA, GA, HA, IA, J... (C, A, B)	PALMITIC ACID	non-polymer		256.4	15	Chemie (PLM)	Rattus
6	KA, LA, MA (A, B, C)	water	water		18.0	231	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	205417.4
Non-Polymers*	Number of molecules	33
	Total formula weight	7559.3
All*	Total formula weight	212976.7

*Water molecules are not included.