RefMet Compound Details

MW structure37119 (View MW Metabolite Database details)
RefMet nameHistidine
Systematic name(2S)-2-amino-3-(1H-imidazol-4-yl)propanoic acid
SMILESC(c1c[nH]cn1)[C@@H](C(=O)O)N   Run Tanimoto similarity search (with similarity coefficient >=0.6)
Exact mass155.069477 (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
FormulaC6H9N3O2View other entries in RefMet with this formula
InChIKeyHNDVDQJCIGZPNO-YFKPBYRVSA-NView other enantiomers/diastereomers of this metabolite in RefMet
Super ClassOrganic acids
Main ClassAmino acids and peptides
Sub ClassAmino acids
Pubchem CID6274
Annotation level1   (1:Known structure; 2:Known regiochemistry; 3:Partial structure; 4:Sum-composition)

Table of KEGG reactions in human pathways involving Histidine

Rxn IDKEGG ReactionEnzyme
R01168 L-Histidine <=> Urocanate + AmmoniaL-histidine ammonia-lyase (urocanate-forming)
R01167 L-Histidine <=> Histamine + CO2L-histidine carboxy-lyase (histamine-forming)
R01166 Carnosine + H2O <=> beta-Alanine + L-HistidineNalpha-(beta-alanyl)-L-histidine hydrolase
R01164 ATP + L-Histidine + beta-Alanine <=> ADP + Orthophosphate + CarnosineL-histidine:beta-alanine ligase (ADP-forming)
R03655 ATP + L-Histidine + tRNA(His) <=> AMP + Diphosphate + L-Histidyl-tRNA(His)L-Histidine:tRNA(His) ligase (AMP-forming)

Table of KEGG human pathways containing Histidine

Pathway IDHuman Pathway# of reactions
hsa00340 Histidine metabolism 2
hsa00970 Aminoacyl-tRNA biosynthesis 1