Structure of PDB 8j21 Chain D Binding Site BS01

Receptor Information
>8j21 Chain D (length=274) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
NHWLVFSVYLFTFLVGLPLNLLALVIFVGKLRRRPVAVDVLLLNLTLSDL
LLLLFLPFRMVEAASGMHWPLPFILCPLSGFLFFTTIYLTALFLAAVSIE
RFLSVAYPLWYKTRPRLGQAGLVSVACWLLASAHCSVVYVIEFSGDTNGT
CYLEFREDQLAILLPVRLEMAVVLFGVPLLITSYCYSRLVWILGRGASHR
RRRRVAGLVAATLLNFLVCFGPYNVSHVVGYIQGESPVWRSYVLLLSTLN
SCVDPLVYYFSSSGFQADFHELLR
Ligand information
Ligand IDBUA
InChIInChI=1S/C4H8O2/c1-2-3-4(5)6/h2-3H2,1H3,(H,5,6)
InChIKeyFERIUCNNQQJTOY-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.7CCCC(=O)O
CACTVS 3.385CCCC(O)=O
FormulaC4 H8 O2
Namebutanoic acid
ChEMBLCHEMBL14227
DrugBankDB03568
ZINCZINC000000895132
PDB chain8j21 Chain D Residue 401 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB8j21 Molecular recognition and activation mechanism of short-chain fatty acid receptors FFAR2/3.
Resolution3.3 Å
Binding residue
(original residue number in PDB)		F96 R185 Y241 H245 R258
Binding residue
(residue number reindexed from 1)		F84 R167 Y223 H227 R240
Annotation score1
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0004930 G protein-coupled receptor activity
GO:0005515 protein binding
GO:0008289 lipid binding
Biological Process
GO:0002376 immune system process
GO:0002385 mucosal immune response
GO:0002720 positive regulation of cytokine production involved in immune response
GO:0002879 positive regulation of acute inflammatory response to non-antigenic stimulus
GO:0006954 inflammatory response
GO:0007186 G protein-coupled receptor signaling pathway
GO:0007193 adenylate cyclase-inhibiting G protein-coupled receptor signaling pathway
GO:0014061 regulation of norepinephrine secretion
GO:0032722 positive regulation of chemokine production
GO:0045776 negative regulation of blood pressure
GO:0046626 regulation of insulin receptor signaling pathway
GO:0046885 regulation of hormone biosynthetic process
GO:0071398 cellular response to fatty acid
GO:0090276 regulation of peptide hormone secretion
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:8j21, PDBe:8j21, PDBj:8j21
PDBsum8j21
PubMed38191689
UniProtO14843|FFAR3_HUMAN Free fatty acid receptor 3 (Gene Name=FFAR3)

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