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1LBB

Crystal structure of the GluR2 ligand binding domain mutant (S1S2J-N754D) in complex with kainate at 2.1 A resolution

Functional Information from GO Data
ChainGOidnamespacecontents
A0015276molecular_functionligand-gated monoatomic ion channel activity
A0016020cellular_componentmembrane
Functional Information from PDB Data
site_idAC1
Number of Residues14
DetailsBINDING SITE FOR RESIDUE KAI A 999
ChainResidue
AGLU13
AGLU193
AMET196
AHOH1004
AHOH1053
AHOH1093
ATYR61
APRO89
ATHR91
AARG96
ALEU138
AGLY141
ASER142
ATHR143

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues6
DetailsBINDING: BINDING => ECO:0000269|PubMed:11086992, ECO:0000269|PubMed:16483599, ECO:0007744|PDB:1FTJ, ECO:0007744|PDB:2CMO
ChainResidueDetails
APRO89
ATHR91
AARG96
ASER142
ATHR143
AGLU193

site_idSWS_FT_FI2
Number of Residues3
DetailsSITE: Interaction with the cone snail toxin Con-ikot-ikot => ECO:0000269|PubMed:25103405
ChainResidueDetails
AARG64
AARG148
ALYS240

site_idSWS_FT_FI3
Number of Residues1
DetailsSITE: Crucial to convey clamshell closure to channel opening => ECO:0000269|PubMed:25103405
ChainResidueDetails
AILE121

site_idSWS_FT_FI4
Number of Residues1
DetailsMOD_RES: Phosphoserine; by PKC => ECO:0000269|PubMed:8848293
ChainResidueDetails
ASER150

site_idSWS_FT_FI5
Number of Residues1
DetailsMOD_RES: Phosphoserine; by PKG => ECO:0000269|PubMed:8848293
ChainResidueDetails
ASER184

site_idSWS_FT_FI6
Number of Residues1
DetailsCARBOHYD: N-linked (GlcNAc...) asparagine => ECO:0000255
ChainResidueDetails
AASN3

221716

PDB entries from 2024-06-26

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