Brief Information of the Compound and Protein
Compound Name
(buspirone) 8-[4-(4-Pyrimidin-2-yl-piperazin-1-yl)-butyl]-8-aza-spiro[4.5]decane-7,9-dione
    Show/Hide
PubChem ID
CID: 2477
SID: 14902734
Canonical SMILES
O=C1CC2(CCCC2)CC(=O)N1CCCCN1CCN(CC1)c1ncccn1
    Show/Hide
Compound Formula C21H31N5O2
Compound Structure
Protein Name
5-hydroxytryptamine receptor 1A
Protein Classification
Membrane receptor
>
Family A G protein-coupled receptor
>
Small molecule receptor (family A GPCR)
>
Monoamine receptor
>
Serotonin receptor
Uniprot ID
P08908
Gene Name
HTR1A
Table of Molecular Bioactivities Related to the Compound and Protein
Cell-based Assay
Cell Line ID Cell Line Name Cell Line Organism
CL000011 CHO Cricetulus griseus (Chinese hamster)  2
1
EC50 = 41 nM
   TI
   LI
   LO
   TS
2
Ki = 20 nM
   TI
   LI
   LO
   TS
CL000026 CHO-K1 Cricetulus griseus (Chinese hamster)  5
1
EC50 = 15.14 nM
   TI
   LI
   LO
   TS
2
EC50 = 38.02 nM
   TI
   LI
   LO
   TS
3
EC50 = 72.44 nM
   TI
   LI
   LO
   TS
4
Ki = 5.012 nM
   TI
   LI
   LO
   TS
5
Ki = 21 nM
   TI
   LI
   LO
   TS
CL000025 HEK-293T Homo sapiens (Human)  1
1
Ki = 50 nM
   TI
   LI
   LO
   TS
CL000006 HEK293 Homo sapiens (Human)  6
1
Ki = 12 nM
   TI
   LI
   LO
   TS
2
Ki = 20 nM
   TI
   LI
   LO
   TS
3
Ki = 21 nM
   TI
   LI
   LO
   TS
4
Ki = 22 nM
   TI
   LI
   LO
   TS
5
Ki = 32.2 nM
   TI
   LI
   LO
   TS
6
Ki = 34.3 nM
   TI
   LI
   LO
   TS
CL000043 U2OS Homo sapiens (Human)  1
1
EC50 = 186.21 nM
   TI
   LI
   LO
   TS
Biochemical Assays
1 IC50 = 25 nM
2 Kd = 10 nM
3 Ki = 4 nM
4 Ki = 4.78 nM
5 Ki = 15 nM
6 Ki = 17 nM
7 Ki = 24 nM
8 Ki = 34.3 nM