Structure of PDB 8xql Chain R Binding Site BS01

Receptor Information
>8xql Chain R (length=285) Species: 1502,9606 [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GGVIKSIFTFVLIVEFIIGNLGNSFIALVNCIDWVKGRKISSVDRILTAL
AISRISLVWLIFGSWCVSVFFPALFATEKMFRMLTNIWTVINHFSVWLAT
GLGTFYFLKIANFSNSIFLYLKWRVKKVVLVLLLVTSVFLFLNIALINIH
INASINGFTRFSSLIVLTSTVFIFIPFTLSLAMFLLLIFSMWKHRKKMQH
TVKISGDASTKAHRGVKSVITFFLLYAIFSLSFFISVWTSERLEENLIIL
SQVMGMAYPSCHSCVLILGNKKLRQASLSVLLWLR
Ligand information
Ligand IDGOQ
InChIInChI=1S/C17H11NO7/c1-23-12-4-2-3-8-9(12)5-11(18(21)22)14-10(17(19)20)6-13-16(15(8)14)25-7-24-13/h2-6H,7H2,1H3,(H,19,20)
InChIKeyBBFQZRXNYIEMAW-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.385COc1cccc2c1cc(c3c(cc4OCOc4c23)C(O)=O)[N+]([O-])=O
OpenEye OEToolkits 2.0.6COc1cccc2c1cc(c3c2c4c(cc3C(=O)O)OCO4)[N+](=O)[O-]
FormulaC17 H11 N O7
Name8-methoxy-6-nitro-naphtho[1,2-e][1,3]benzodioxole-5-carboxylic acid
ChEMBLCHEMBL93353
DrugBank
ZINCZINC000000000052
PDB chain8xql Chain R Residue 501 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB8xql Bitter taste TAS2R14 activation by intracellular tastants and cholesterol.
Resolution2.99 Å
Binding residue
(original residue number in PDB)
G104 Y107 S194 F198 L201 G229 V233 F237 H276
Binding residue
(residue number reindexed from 1)
G103 Y106 S180 F184 L187 G215 V219 F223 H262
Annotation score1
Gene Ontology
Molecular Function
GO:0004930 G protein-coupled receptor activity
GO:0008527 taste receptor activity
GO:0033038 bitter taste receptor activity
Biological Process
GO:0001580 detection of chemical stimulus involved in sensory perception of bitter taste
GO:0007186 G protein-coupled receptor signaling pathway
GO:0050909 sensory perception of taste
Cellular Component
GO:0005886 plasma membrane
GO:0016020 membrane

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:8xql, PDBe:8xql, PDBj:8xql
PDBsum8xql
PubMed38776963
UniProtQ59310;
Q9NYV8|T2R14_HUMAN Taste receptor type 2 member 14 (Gene Name=TAS2R14)

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