3M3K

Ligand binding domain (S1S2) of GluA3 (flop)

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, C, E)	Glutamate receptor 3	polymer	258	28970.4	3	UniProt (P19492) Pfam (PF10613) Pfam (PF00060)	Rattus norvegicus (brown rat rat rats)	GluR-3, GluR-C, GluR-K3, Glutamate receptor ionotropic, AMPA 3, AMPA-selective glutamate receptor 3
2	D, G, I (A, C, E)	GLUTAMIC ACID	non-polymer		147.1	3	Chemie (GLU)
3	E, F, H, J (A, C, E)	ZINC ION	non-polymer		65.4	4	Chemie (ZN)
4	K, L, M (A, C, E)	water	water		18.0	801	Chemie (HOH)

Sequence modifications

A, C, E: 4 - 117 (UniProt: P19492)
A, C, E: 120 - 261 (UniProt: P19492)

PDB	External Database	Details
Gly 118	-	linker
Thr 119	-	linker

Contents of the asymmetric unit

Polymers	Number of chains	3
	Total formula weight	86911.2
Non-Polymers*	Number of molecules	7
	Total formula weight	703.0
All*	Total formula weight	87614.2

*Water molecules are not included.