Structure of PDB 8k5b Chain A Binding Site BS01

Receptor Information
>8k5b Chain A (length=291) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
HFLEIDKKNCCVFRDDFIVKVLPPVLGLEFIFGLLGNGLALWIFCFHLKS
WKSSRIFLFNLAVADFLLIICLPFLMDNYVRRWDWKFGDIPCRLMLFMLA
MNRQGSIIFLTVVAVDRYFRVVHPHHALNKISNRTAAIISCLLWGITIGL
TVHLLKKKMPIQNGGANLCSSFSICHTFQWHEAMFLLEFFLPLGIILFCS
ARIIWSLRQRQMDRHAKIKRAITFIMVVAIVFVICFLPSVVVRIRIFWLL
HTSGTQNCEVYRSVDLAFFITLSFTYMNSMLDPVVYYFSSP
Ligand information
Ligand IDNIO
InChIInChI=1S/C6H5NO2/c8-6(9)5-2-1-3-7-4-5/h1-4H,(H,8,9)
InChIKeyPVNIIMVLHYAWGP-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04O=C(O)c1cccnc1
OpenEye OEToolkits 1.5.0c1cc(cnc1)C(=O)O
CACTVS 3.341OC(=O)c1cccnc1
FormulaC6 H5 N O2
NameNICOTINIC ACID
ChEMBLCHEMBL573
DrugBankDB00627
ZINCZINC000000001795
PDB chain8k5b Chain A Residue 401 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB8k5b Structural basis for ligand recognition and signaling of hydroxy-carboxylic acid receptor 2
Resolution3.43 Å
Binding residue
(original residue number in PDB)		R111 S178 S179 Y284
Binding residue
(residue number reindexed from 1)		R103 S170 S171 Y276
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0004930 G protein-coupled receptor activity
GO:0005506 iron ion binding
GO:0009055 electron transfer activity
GO:0020037 heme binding
GO:0070553 nicotinic acid receptor activity
Biological Process
GO:0001781 neutrophil apoptotic process
GO:0006915 apoptotic process
GO:0007186 G protein-coupled receptor signaling pathway
GO:0022900 electron transport chain
GO:0033031 positive regulation of neutrophil apoptotic process
GO:0050995 negative regulation of lipid catabolic process
GO:0070165 positive regulation of adiponectin secretion
Cellular Component
GO:0005886 plasma membrane
GO:0016020 membrane
GO:0030054 cell junction
GO:0042597 periplasmic space

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:8k5b, PDBe:8k5b, PDBj:8k5b
PDBsum8k5b
PubMed37932263
UniProtQ8TDS4|HCAR2_HUMAN Hydroxycarboxylic acid receptor 2 (Gene Name=HCAR2)

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