4U2Q

Full-length AMPA subtype ionotropic glutamate receptor GluA2 in complex with partial agonist kainate

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	Glutamate receptor 2	polymer	824	92386.4	4	UniProt (P19491) Pfam (PF01094) Pfam (PF10613) Pfam (PF00060) Pfam (PF00497) In PDB	Rattus norvegicus (Rat)	GluR-2,AMPA-selective glutamate receptor 2,GluR-B,GluR-K2,Glutamate receptor ionotropic,AMPA 2,GluA2
2	A, B, C, D	3-(CARBOXYMETHYL)-4-ISOPROPENYLPROLINE	non-polymer		213.2	4	Chemie (KAI)
3	A, B, C	2-acetamido-2-deoxy-beta-D-glucopyranose	non-polymer		221.2	3	Chemie (NAG)

Sequence modifications

A, B, C, D: 8 - 826 (UniProt: P19491)

PDB	External Database	Details
Glu 239	Asn 256	conflict
-	Leu 402	deletion
-	Pro 403	deletion
-	Ser 404	deletion
-	Gly 405	deletion
Asp 385	Asn 406	conflict
Gln 392	Asn 413	conflict
Ala 528	Cys 549	conflict
Phe 585	Met 606	conflict
Ala 589	Cys 610	conflict
Ala 598	Gly 619	conflict
Ala 602	Gly 623	conflict
Ala 815	Cys 836	conflict
Gly 827	-	expression tag
Leu 828	-	expression tag
Val 829	-	expression tag
Pro 830	-	expression tag
Arg 831	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	369545.5
Non-Polymers*	Number of molecules	7
	Total formula weight	1516.5
All*	Total formula weight	371062.1

*Water molecules are not included.