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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2009-11-30 15:51:45 UTC
Update Date2023-02-21 17:17:57 UTC
HMDB IDHMDB0013253
Secondary Accession Numbers
  • HMDB13253
Metabolite Identification
Common NameN-Acetylhistamine
DescriptionN-Acetylhistamine is a 4-(beta-Acetylaminoethyl)imidazole that is an intermediate in Histidine metabolism. It is generated from Histamine via the enzyme Transferases (EC 2.3.1.-). Histamine is an amine derived by enzymatic decarboxylation of histidine. It is a powerful stimulant of gastric secretion, a constrictor of bronchial smooth muscle, a vasodilator, and also a centrally acting neurotransmitter.
Structure
Thumb
Synonyms
Chemical FormulaC7H11N3O
Average Molecular Weight153.1817
Monoisotopic Molecular Weight153.090211989
IUPAC NameN-[2-(1H-imidazol-5-yl)ethyl]acetamide
Traditional NameN-acetylhistamine
CAS Registry Number673-49-4
SMILES
CC(=O)NCCC1=CN=CN1
InChI Identifier
InChI=1S/C7H11N3O/c1-6(11)9-3-2-7-4-8-5-10-7/h4-5H,2-3H2,1H3,(H,8,10)(H,9,11)
InChI KeyXJWPISBUKWZALE-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as n-acetyl-2-arylethylamines. N-acetyl-2-arylethylamines are compounds containing an acetamide group that is N-linked to an arylethylamine.
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
Sub ClassCarboxylic acid derivatives
Direct ParentN-acetyl-2-arylethylamines
Alternative Parents
Substituents
  • N-acetyl-2-arylethylamine
  • Azole
  • Imidazole
  • Heteroaromatic compound
  • Secondary carboxylic acid amide
  • Organoheterocyclic compound
  • Azacycle
  • Organic nitrogen compound
  • Hydrocarbon derivative
  • Organic oxide
  • Organopnictogen compound
  • Organooxygen compound
  • Organonitrogen compound
  • Organic oxygen compound
  • Carbonyl group
  • Aromatic heteromonocyclic compound
Molecular FrameworkAromatic heteromonocyclic compounds
External Descriptors
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
RoleNot Available
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water Solubility8408 mg/L @ 25 °C (est)The Good Scents Company Information System
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
Predicted Chromatographic Properties
Spectra
Biological Properties
Cellular LocationsNot Available
Biospecimen Locations
  • Blood
  • Feces
  • Urine
Tissue LocationsNot Available
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
FecesDetected but not QuantifiedNot QuantifiedAdult (>18 years old)Both
Normal
details
FecesDetected but not QuantifiedNot QuantifiedAdult (>18 years old)Both
Normal
details
Abnormal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodExpected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedCancer patients undergoing total body irradiation details
UrineDetected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedCancer patients undergoing total body irradiation details
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDDB04622
Phenol Explorer Compound IDNot Available
FooDB IDFDB012595
KNApSAcK IDC00054119
Chemspider ID62805
KEGG Compound IDC05135
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound69602
PDB IDAHN
ChEBI ID28483
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDrw1267551
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General ReferencesNot Available

Enzymes

General function:
Involved in peptidase activity
Specific function:
Responsible for the biosynthesis of pyroglutamyl peptides. Has a bias against acidic and tryptophan residues adjacent to the N-terminal glutaminyl residue and a lack of importance of chain length after the second residue. Also catalyzes N-terminal pyroglutamate formation. In vitro, catalyzes pyroglutamate formation of N-terminally truncated form of APP amyloid-beta peptides [Glu-3]-beta-amyloid. May be involved in the N-terminal pyroglutamate formation of several amyloid-related plaque-forming peptides.
Gene Name:
QPCT
Uniprot ID:
Q16769
Molecular weight:
40876.14