7EKI

human alpha 7 nicotinic acetylcholine receptor in apo-form

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)	Neuronal acetylcholine receptor subunit alpha-7	polymer	502	56505.2	5	UniProt (P36544) Pfam (PF02931) Pfam (PF02932)	Homo sapiens (Human)
2	F, G, H, I, J (F, G, H, I, J)	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	5	In PDB GlyTouCan (G42666HT)
3	K, M, O, Q, S (A, B, C, D, E)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	5	Chemie (NAG)
4	L, N, P, R, T (A, B, C, D, E)	CHOLESTEROL	non-polymer		386.7	5	Chemie (CLR)

Contents of the asymmetric unit

Polymers	Number of chains	5
	Total formula weight	282525.9
Branched	Number of molecules	5
	Total formula weight	2122.0
Non-Polymers*	Number of molecules	10
	Total formula weight	3039.3
All*	Total formula weight	287687.2

*Water molecules are not included.