RefMet Compound Details

MW structure37476 (View MW Metabolite Database details)
RefMet nameHistamine
Systematic name2-(1H-imidazol-4-yl)ethan-1-amine
SMILESNCCc1c[nH]cn1   Run Tanimoto similarity search (with similarity coefficient >=0.6)
Exact mass111.079647 (neutral)
Calculate m/z:   
View other RefMet entries with this exact (neutral) mass:   +/- 0.05 amu   +/- 0.1 amu   +/- 0.2 amu   +/- 0.5 amu
FormulaC5H9N3View other entries in RefMet with this formula
InChIKeyNTYJJOPFIAHURM-UHFFFAOYSA-NView other enantiomers/diastereomers of this metabolite in RefMet
Super ClassAlkaloids
Main ClassHistidine alkaloids
Sub ClassImidazole alkaloids
Pubchem CID774
Annotation level1   (1:Known structure; 2:Known regiochemistry; 3:Partial structure; 4:Sum-composition)

Table of KEGG reactions in human pathways involving Histamine

Rxn IDKEGG ReactionEnzyme
R01167 L-Histidine <=> Histamine + CO2L-histidine carboxy-lyase (histamine-forming)
R02150 Histamine + Oxygen + H2O <=> Imidazole-4-acetaldehyde + Ammonia + Hydrogen peroxide1H-Imidazole-4-ethanamine:oxygen oxidoreductase (deaminating) (copper-containing)
R02155 S-Adenosyl-L-methionine + Histamine <=> S-Adenosyl-L-homocysteine + N-MethylhistamineS-Adenosyl-L-methionine:histamine N-tele-methyltransferase

Table of KEGG human pathways containing Histamine

Pathway IDHuman Pathway# of reactions
hsa00340 Histidine metabolism 3