Structure of PDB 8xqs Chain R Binding Site BS02

Receptor Information
>8xqs Chain R (length=271) Species: 1502,9606 [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
GGVIKSIFTFVLIVEFIIGNLGNSFIALVNCIDWVKGRKISSVDRILTAL
AISRISLVWLIFGSWCVSVFFPALFATEKMFRMLTNIWTVINHFSVWLAT
GLGTFYFLKIANFSNSIFLYLKWRVKKVVLVLLLVTSVFLFLNIALINIH
INASINGFTRFSSLIVLTSTVFIFIPFTLSLAMFLLLIFSMWKHRKKMQH
TVKSVITFFLLYAIFSLSFFISVWTSERLEENLIILSQVMGMAYPSCHSC
VLILGNKKLRQASLSVLLWLR
Ligand information
Ligand IDCLR
InChIInChI=1S/C27H46O/c1-18(2)7-6-8-19(3)23-11-12-24-22-10-9-20-17-21(28)13-15-26(20,4)25(22)14-16-27(23,24)5/h9,18-19,21-25,28H,6-8,10-17H2,1-5H3/t19-,21+,22+,23-,24+,25+,26+,27-/m1/s1
InChIKeyHVYWMOMLDIMFJA-DPAQBDIFSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0CC(C)CCCC(C)C1CCC2C1(CCC3C2CC=C4C3(CCC(C4)O)C)C
CACTVS 3.341CC(C)CCC[C@@H](C)[C@H]1CC[C@H]2[C@@H]3CC=C4C[C@@H](O)CC[C@]4(C)[C@H]3CC[C@]12C
ACDLabs 10.04OC4CCC3(C(=CCC2C1C(C(C(C)CCCC(C)C)CC1)(C)CCC23)C4)C
OpenEye OEToolkits 1.5.0CC(C)CCC[C@@H](C)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC=C4[C@@]3(CC[C@@H](C4)O)C)C
CACTVS 3.341CC(C)CCC[CH](C)[CH]1CC[CH]2[CH]3CC=C4C[CH](O)CC[C]4(C)[CH]3CC[C]12C
FormulaC27 H46 O
NameCHOLESTEROL
ChEMBLCHEMBL112570
DrugBankDB04540
ZINCZINC000003875383
PDB chain8xqs Chain R Residue 502 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB8xqs Bitter taste TAS2R14 activation by intracellular tastants and cholesterol.
Resolution3.3 Å
Binding residue
(original residue number in PDB)		I62 S65 F76 F82 L85 W89 F172 V180 T184 I187 S265 M268 G269
Binding residue
(residue number reindexed from 1)		I61 S64 F75 F81 L84 W88 F158 V166 T170 I173 S237 M240 G241
Annotation score4
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:8xqs, PDBe:8xqs, PDBj:8xqs
PDBsum8xqs
PubMed38776963
UniProtQ59310;
Q9NYV8|T2R14_HUMAN Taste receptor type 2 member 14 (Gene Name=TAS2R14)

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