1OED

STRUCTURE OF ACETYLCHOLINE RECEPTOR PORE FROM ELECTRON IMAGES

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, D	Acetylcholine receptor subunit alpha	polymer	227	25389.0	2	UniProt (P02711) Pfam (PF02932) In PDB	Torpedo marmorata (Marbled electric ray)
2	B	Acetylcholine receptor beta subunit	polymer	250	28387.3	1	UniProt (Q6S3I0) Pfam (PF02932) UniProt (by SIFTS) (P02712) In PDB	Torpedo marmorata (Marbled electric ray)
3	C	Acetylcholine receptor delta subunit	polymer	260	29371.1	1	UniProt (Q6S3H8) Pfam (PF02932) UniProt (by SIFTS) (P02718) In PDB	Torpedo marmorata (Marbled electric ray)
4	E	Acetylcholine receptor gamma subunit	polymer	260	29321.6	1	UniProt (Q6S3H9) Pfam (PF02932) UniProt (by SIFTS) (P02714) In PDB	Torpedo marmorata (Marbled electric ray)

Sequence modifications

A, D: 211 - 437 (UniProt: P02711)

PDB	External Database	Details
Gly 230	Val 254	conflict
Ile 291	Val 315	conflict
Asp 318	Asn 342	conflict

B: 217 - 466 (UniProt: Q6S3I0)

PDB	External Database	Details
Ile 226	Val 250	conflict
Val 259	Leu 283	conflict
Arg 282	Ser 306	conflict
Val 442	Ile 466	conflict
Phe 444	Ile 468	conflict
Val 445	Thr 469	conflict
Ile 446	Met 470	conflict

C: 225 - 484 (UniProt: Q6S3H8)

PDB	External Database	Details
Ser 244	Ala 265	conflict
Ser 262	Cys 283	conflict
Ile 303	Val 324	conflict
Ala 343	Val 364	conflict
Ser 346	Ile 367	conflict
His 480	Arg 501	conflict

E: 219 - 478 (UniProt: Q6S3H9)

PDB	External Database	Details
Met 295	Leu 311	conflict
Leu 296	Val 312	conflict
Met 299	Thr 315	conflict
Gly 327	Glu 343	conflict
Gln 336	His 352	conflict
Ile 461	Leu 477	conflict
Phe 472	Leu 488	conflict

Contents of the asymmetric unit

Polymers	Number of chains	5
	Total formula weight	137857.9
All*	Total formula weight	137857.9

*Water molecules are not included.