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1FTL

CRYSTAL STRUCTURE OF THE GLUR2 LIGAND BINDING CORE (S1S2J) IN COMPLEX WITH THE ANTAGONIST DNQX AT 1.8 A RESOLUTION

Functional Information from GO Data
ChainGOidnamespacecontents
A0015276molecular_functionligand-gated monoatomic ion channel activity
A0016020cellular_componentmembrane
B0015276molecular_functionligand-gated monoatomic ion channel activity
B0016020cellular_componentmembrane
Functional Information from PDB Data
site_idAC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE SO4 B 366
ChainResidue
BGLY141
BSER142
BTHR143
BGLU193
BDNQ364
BHOH476
BHOH493

site_idAC2
Number of Residues14
DetailsBINDING SITE FOR RESIDUE DNQ B 364
ChainResidue
BTYR61
BPRO89
BLEU90
BTHR91
BARG96
BTHR174
BGLU193
BMET196
BTYR220
BSO4366
BHOH484
BHOH493
BGLU13
BTYR16

site_idAC3
Number of Residues12
DetailsBINDING SITE FOR RESIDUE DNQ A 365
ChainResidue
AGLU13
ATYR61
APRO89
ALEU90
ATHR91
AARG96
ATHR174
AGLU193
ATHR195
AMET196
ATYR220
AHOH488

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues12
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"11086992","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16483599","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1FTJ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2CMO","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues6
DetailsSite: {"description":"Interaction with the cone snail toxin Con-ikot-ikot","evidences":[{"source":"PubMed","id":"25103405","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsSite: {"description":"Crucial to convey clamshell closure to channel opening","evidences":[{"source":"PubMed","id":"25103405","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine; by PKC","evidences":[{"source":"PubMed","id":"8848293","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine; by PKG","evidences":[{"source":"PubMed","id":"8848293","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

243083

PDB entries from 2025-10-15

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