Brief Information of the Compound and Protein
Compound Name
(Cimetidine) N-Methyl-N''''-[2-(5-methyl-1H-imidazol-4-ylmethylsulfanyl)-ethyl]-guanidine,cyanide
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PubChem ID
CID: 2756
SID: 12013445
Canonical SMILES
CNC(NC#N)=NCCSCc1[nH]cnc1C
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Compound Formula C10H16N6S
Compound Structure
Protein Name
Histamine H2 receptor
Protein Classification
Membrane receptor
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Family A G protein-coupled receptor
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Small molecule receptor (family A GPCR)
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Monoamine receptor
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Histamine receptor
Uniprot ID
P25021
Gene Name
HRH2
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)  3
1
IC50 = 500 nM
   TI
   LI
   LO
   TS
2
IC50 = 1000 nM
   TI
   LI
   LO
   TS
3
Ki = 490 nM
   TI
   LI
   LO
   TS
Biochemical Assays
1 IC50 = 140 nM
2 IC50 = 180 nM
3 IC50 = 270 nM
4 IC50 = 781 nM
5 Ki = 140 nM
6 Ki = 170 nM