2LM2

NMR structures of the transmembrane domains of the AChR b2 subunit

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Neuronal acetylcholine receptor subunit beta-2	polymer	137	15085.8	1	UniProt (P17787) Pfam (PF02932)	Homo sapiens (human)

Sequence modifications

A: 4 - 103 (UniProt: P17787)

PDB	External Database	Details
Ser 1	-	expression tag
Asn 2	-	expression tag
Ala 3	-	expression tag
Glu 4	Arg 231	engineered mutation
Glu 5	Arg 232	engineered mutation
Glu 6	Lys 233	engineered mutation
Ser 65	Leu 292	engineered mutation
Ser 67	Val 294	engineered mutation
Ser 69	Leu 296	engineered mutation
Glu 72	Lys 299	engineered mutation
Glu 100	Thr 327	engineered mutation

A: 109 - 137 (UniProt: P17787)

PDB	External Database	Details
Gly 104	-	linker
Gly 105	-	linker
Gly 106	-	linker
Gly 107	-	linker
Gly 108	-	linker
Glu 136	Asn 485	engineered mutation
Glu 137	Tyr 486	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	15085.8
All*	Total formula weight	15085.8

*Water molecules are not included.