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Record Information
HMDB Statusquantified
Creation Date2024-02-20 23:33:26 UTC
Update Date2025-03-21 17:56:05 UTC
HMDB IDHMDB0000177
Metabolite Identification
DeepMet IDDMID00000094
NameHistidine
Frequency37392.7
Structure
Chemical FormulaC6H9N3O2
Molecular Mass155.0695
SMILESNC(Cc1c[nH]cn1)C(=O)O
InChI KeyHNDVDQJCIGZPNO-UHFFFAOYSA-N
Chemical Taxonomy
Kingdomorganic compounds
Superclassorganic acids and derivatives
Classcarboxylic acids and derivatives
Subclass amino acids, peptides, and analogues
Direct Parent alpha amino acids
Geometric Descriptor aromatic heteromonocyclic compounds
Alternative Parents
  • azacyclic compounds
  • carbonyl compounds
  • carboxylic acids
  • heteroaromatic compounds
  • hydrocarbon derivatives
  • imidazoles
  • monoalkylamines
  • monocarboxylic acids and derivatives
  • organic oxides
  • organonitrogen compounds
  • organopnictogen compounds
  • Substituents
  • carbonyl group
  • carboxylic acid
  • aromatic heteromonocyclic compound
  • azacycle
  • heteroaromatic compound
  • organic oxide
  • monocarboxylic acid or derivatives
  • organic oxygen compound
  • imidazole
  • organonitrogen compound
  • alpha-amino acid
  • organopnictogen compound
  • hydrocarbon derivative
  • primary aliphatic amine
  • organic nitrogen compound
  • organoheterocyclic compound
  • organooxygen compound
  • azole