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6F28

Crystal structure of the kainate receptor GluK3 ligand binding domain in complex with (S)-1-[2'-Amino-2'-carboxyethyl]-6-methyl-5,7-dihydropyrrolo[3,4-d]pyrimidin-2,4(1H,3H)-dione at resolution 2.4A

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 Residues4
Detailsbinding site for residue ZN A 301
ChainResidue
AGLU196
AHIS245
ALYS248
AGLU249

site_idAC2
Number of Residues14
Detailsbinding site for residue CG8 A 302
ChainResidue
ATHR92
AARG97
AGLY142
AALA143
ATHR144
AMET190
AGLU191
ATHR194
ATYR217
AGLU15
APHE18
ATYR63
APRO90
ALEU91

site_idAC3
Number of Residues1
Detailsbinding site for residue CL A 303
ChainResidue
AHIS95

site_idAC4
Number of Residues4
Detailsbinding site for residue CL A 304
ChainResidue
ATYR197
AGLN200
AARG201
AARG253

site_idAC5
Number of Residues4
Detailsbinding site for residue ZN B 301
ChainResidue
AHIS95
AGLU98
BASP242
BHIS245

site_idAC6
Number of Residues4
Detailsbinding site for residue ZN B 302
ChainResidue
BHIS82
BHIS82
BHOH401
BHOH401

site_idAC7
Number of Residues3
Detailsbinding site for residue ZN B 303
ChainResidue
AHIS82
BHIS95
BLYS99

site_idAC8
Number of Residues3
Detailsbinding site for residue ZN B 304
ChainResidue
BGLU44
BHIS47
BLYS243

site_idAC9
Number of Residues12
Detailsbinding site for residue CG8 B 305
ChainResidue
BTYR63
BPRO90
BLEU91
BTHR92
BARG97
BGLY142
BALA143
BTHR144
BASN174
BMET190
BGLU191
BTHR194

site_idAD1
Number of Residues3
Detailsbinding site for residue SO4 B 306
ChainResidue
BARG22
BSER24
BARG26

site_idAD2
Number of Residues1
Detailsbinding site for residue CL B 307
ChainResidue
BTYR63

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues12
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"21907808","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"3S9E","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues3
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

246905

PDB entries from 2025-12-31

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