6BE1

Cryo-EM structure of serotonin receptor

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)	5-hydroxytryptamine receptor 3A	polymer	457	52739.9	5	UniProt (E9QLC0) Pfam (PF02931) Pfam (PF02932) UniProt (by SIFTS) (P23979)	Mus musculus (Mouse)
2	F, K (F, K)	beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		586.5	2	In PDB GlyTouCan (G15407YE)
3	G, I, J, L, N... (G, I, J, L, N...)	2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		424.4	8	In PDB GlyTouCan (G42666HT)
4	H (H)	beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-3)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		586.5	1	In PDB GlyTouCan (G53081KU)
5	M (M)	beta-D-mannopyranose-(1-3)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	branched		586.5	1	In PDB GlyTouCan (G44266EX)
6	AA, R, S, W, X (D, A, C)	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	5	Chemie (NAG)
7	T (A)	SODIUM ION	non-polymer		23.0	1	Chemie (NA)
8	BA, DA, U, V, Z (D, E, A, C)	1,2-DIMYRISTOYL-SN-GLYCERO-3-PHOSPHOCHOLINE	non-polymer		678.9	5	Chemie (PX4)
9	Y (C)	CHLORIDE ION	non-polymer		35.5	1	Chemie (CL)
10	CA (E)	beta-D-mannopyranose	non-polymer		180.2	1	Chemie (BMA)
11	EA, FA, GA, HA, IA (A, B, C, D, E)	water	water		18.0	11	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	5
	Total formula weight	263699.3
Branched	Number of molecules	12
	Total formula weight	5741.4
Non-Polymers*	Number of molecules	13
	Total formula weight	4739.3
All*	Total formula weight	274180.0

*Water molecules are not included.