1PBQ

CRYSTAL STRUCTURE OF THE NR1 LIGAND BINDING CORE IN COMPLEX WITH 5,7-DICHLOROKYNURENIC ACID (DCKA) AT 1.90 ANGSTROMS RESOLUTION

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	N-methyl-D-aspartate Receptor Subunit 1	polymer	292	33340.0	2	UniProt (P35439) Pfam (PF10613) Pfam (PF00060) In PDB	Rattus norvegicus (Norway rat)
2	A, B	5,7-DICHLORO-4-HYDROXYQUINOLINE-2-CARBOXYLIC ACID	non-polymer		258.1	2	Chemie (DK1)
3		water	water		18.0	511	Chemie (HOH)

Sequence modifications

A, B: 2 - 152 (UniProt: P35439)

PDB	External Database	Details
Gly 1	Gln 393	cloning artifact

A, B: 155 - 292 (UniProt: P35439)

PDB	External Database	Details
Gly 153	-	SEE REMARK 999
Thr 154	-	SEE REMARK 999

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	66680.1
Non-Polymers*	Number of molecules	2
	Total formula weight	516.1
All*	Total formula weight	67196.2

*Water molecules are not included.