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9OPY

Structure of the sweet receptor in the apo state

Functional Information from GO Data
ChainGOidnamespacecontents
A0001582biological_processdetection of chemical stimulus involved in sensory perception of sweet taste
A0004930molecular_functionG protein-coupled receptor activity
A0005515molecular_functionprotein binding
A0005886cellular_componentplasma membrane
A0007186biological_processG protein-coupled receptor signaling pathway
A0008527molecular_functiontaste receptor activity
A0016020cellular_componentmembrane
A0032467biological_processpositive regulation of cytokinesis
A0033041molecular_functionsweet taste receptor activity
A0038037cellular_componentG protein-coupled receptor dimeric complex
A0043235cellular_componentsignaling receptor complex
A0050909biological_processsensory perception of taste
A0050916biological_processsensory perception of sweet taste
A1903767cellular_componentsweet taste receptor complex
B0001582biological_processdetection of chemical stimulus involved in sensory perception of sweet taste
B0004930molecular_functionG protein-coupled receptor activity
B0005515molecular_functionprotein binding
B0005794cellular_componentGolgi apparatus
B0005886cellular_componentplasma membrane
B0007186biological_processG protein-coupled receptor signaling pathway
B0008527molecular_functiontaste receptor activity
B0016020cellular_componentmembrane
B0033041molecular_functionsweet taste receptor activity
B0038037cellular_componentG protein-coupled receptor dimeric complex
B0050916biological_processsensory perception of sweet taste
B0050917biological_processsensory perception of umami taste
B1903767cellular_componentsweet taste receptor complex
Functional Information from PROSITE/UniProt
site_idPS00980
Number of Residues25
DetailsG_PROTEIN_RECEP_F3_2 G-protein coupled receptors family 3 signature 2. CCYdCvdCkagsYrkhp.DdfTCtpC
ChainResidueDetails
BCYS522-CYS546
ACYS513-CYS538

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=1","evidences":[{"source":"PubMed","id":"40339580","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"40555359","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"40754567","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9UT8","evidenceCode":"ECO:0000312"},{"source":"PDB","id":"9NOR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OPY","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues49
DetailsTopological domain: {"description":"Cytoplasmic","evidences":[{"source":"PubMed","id":"40339580","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"40555359","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"40754567","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9UT8","evidenceCode":"ECO:0000312"},{"source":"PDB","id":"9NOR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OPY","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=2","evidences":[{"source":"PubMed","id":"40339580","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"40555359","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"40754567","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9UT8","evidenceCode":"ECO:0000312"},{"source":"PDB","id":"9NOR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OPY","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues37
DetailsTopological domain: {"description":"Extracellular","evidences":[{"source":"PubMed","id":"40339580","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"40555359","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"40754567","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9UT8","evidenceCode":"ECO:0000312"},{"source":"PDB","id":"9NOR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OPY","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=3","evidences":[{"source":"PubMed","id":"40339580","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"40555359","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"40754567","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9UT8","evidenceCode":"ECO:0000312"},{"source":"PDB","id":"9NOR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OPY","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=4","evidences":[{"source":"PubMed","id":"40339580","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"40555359","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"40754567","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9UT8","evidenceCode":"ECO:0000312"},{"source":"PDB","id":"9NOR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OPY","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=5","evidences":[{"source":"PubMed","id":"40339580","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"40555359","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"40754567","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9UT8","evidenceCode":"ECO:0000312"},{"source":"PDB","id":"9NOR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OPY","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=6","evidences":[{"source":"PubMed","id":"40339580","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"40555359","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"40754567","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9UT8","evidenceCode":"ECO:0000312"},{"source":"PDB","id":"9NOR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OPY","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues25
DetailsTransmembrane: {"description":"Helical; Name=7","evidences":[{"source":"PubMed","id":"40339580","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"40555359","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"40754567","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9UT8","evidenceCode":"ECO:0000312"},{"source":"PDB","id":"9NOR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OPY","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues7
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"40339580","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9NOR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9NOS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9NOT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9NOU","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9NOV","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9NOW","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"40339580","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9NOR","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9NOS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9NOT","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=1","evidences":[{"source":"PubMed","id":"40754567","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9OPZ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ1","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ3","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues43
DetailsTopological domain: {"description":"Cytoplasmic","evidences":[{"source":"PubMed","id":"40754567","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9OPZ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ1","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ3","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI14
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=2","evidences":[{"source":"PubMed","id":"40754567","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9OPZ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ1","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ3","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI15
Number of Residues44
DetailsTopological domain: {"description":"Extracellular","evidences":[{"source":"PubMed","id":"40754567","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9OPZ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ1","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ3","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI16
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=3","evidences":[{"source":"PubMed","id":"40754567","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9OPZ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ1","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ3","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI17
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=4","evidences":[{"source":"PubMed","id":"40754567","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9OPZ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ1","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ3","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI18
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=5","evidences":[{"source":"PubMed","id":"40754567","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9OPZ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ1","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ3","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI19
Number of Residues20
DetailsTransmembrane: {"description":"Helical; Name=6","evidences":[{"source":"PubMed","id":"40754567","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9OPZ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ1","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ3","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI20
Number of Residues23
DetailsTransmembrane: {"description":"Helical; Name=7","evidences":[{"source":"PubMed","id":"40754567","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9OPZ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ1","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"9OQ3","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI21
Number of Residues9
DetailsRegion: {"description":"Required for brazzein responsiveness","evidences":[{"source":"UniProtKB","id":"Q7RTX0","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI22
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine; when associated with variant T-60","evidences":[{"source":"PubMed","id":"11326277","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI23
Number of Residues9
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

259693

PDB entries from 2026-09-16

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