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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2009-02-03 10:25:42 UTC
Update Date2021-09-14 15:46:19 UTC
HMDB IDHMDB0011654
Secondary Accession Numbers
  • HMDB11654
Metabolite Identification
Common Name2-(3-Carboxy-3-(methylammonio)propyl)-L-histidine
Description2-(3-Carboxy-3-(methylammonio)propyl)-L-histidine is an unusual amino acid that results from the post-translational modification of histidine in certain proteins. In particular, it is a post-translational derivative of histidine that exists in protein synthesis elongation factor 2 (EF2) at the site of diphtheria toxin-catalyzed ADP-ribosylation of elongation factor 2. It is a precursor for diphthamide. This compound is a substrate for the enzyme diphthine synthase (EC 2.1.1.98). This enzyme catalyzes the chemical reaction: S-adenosyl-L-methionine + 2-(3-carboxy-3-aminopropyl)-L-histidine = S-adenosyl-L-homocysteine + 2-[3-carboxy-3-(methylammonio)propyl]-L-histidine.
Structure
Thumb
Synonyms
ValueSource
EF-2 2-[3-carboxy-3-(methylammonio)propyl]-L-histidineChEBI
Elongation factor 2 2-[3-carboxy-3-(methylammonio)propyl]-L-histidineChEBI
1-Carboxy-3-(L-histidin-2-yl)-N-methylpropan-1-aminiumHMDB
2-[3-Carboxy-3-(methylammonio)propyl]-hisHMDB
2-[3-Carboxy-3-(methylammonio)propyl]-histidineHMDB
[3-[[4-(2-amino-2-Carboxy-ethyl)-1H-imidazol-2-yl]]-1-carboxy- propyl]-methyl-ammoniumHMDB
Chemical FormulaC11H19N4O4
Average Molecular Weight271.293
Monoisotopic Molecular Weight271.140630116
IUPAC Name(3-{5-[(2S)-2-amino-2-carboxyethyl]-1H-imidazol-2-yl}-1-carboxypropyl)(methyl)azanium
Traditional Name(3-{4-[(2S)-2-amino-2-carboxyethyl]-3H-imidazol-2-yl}-1-carboxypropyl)(methyl)azanium
CAS Registry NumberNot Available
SMILES
C[NH2+]C(CCC1=NC=C(C[C@H](N)C(O)=O)N1)C(O)=O
InChI Identifier
InChI=1S/C11H18N4O4/c1-13-8(11(18)19)2-3-9-14-5-6(15-9)4-7(12)10(16)17/h5,7-8,13H,2-4,12H2,1H3,(H,14,15)(H,16,17)(H,18,19)/p+1/t7-,8?/m0/s1
InChI KeyYBMOTEQVMANKGX-JAMMHHFISA-O
Chemical Taxonomy
Description Belongs to the class of organic compounds known as histidine and derivatives. Histidine and derivatives are compounds containing cysteine or a derivative thereof resulting from reaction of cysteine at the amino group or the carboxy group, or from the replacement of any hydrogen of glycine by a heteroatom.
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
Sub ClassAmino acids, peptides, and analogues
Direct ParentHistidine and derivatives
Alternative Parents
Substituents
  • Histidine or derivatives
  • Alpha-amino acid
  • L-alpha-amino acid
  • Aralkylamine
  • Dicarboxylic acid or derivatives
  • Azole
  • Imidazole
  • Heteroaromatic compound
  • Amino acid
  • Carboxylic acid
  • Secondary aliphatic amine
  • Secondary amine
  • Organoheterocyclic compound
  • Azacycle
  • Primary amine
  • Organooxygen compound
  • Organonitrogen compound
  • Primary aliphatic amine
  • Organic oxide
  • Organopnictogen compound
  • Amine
  • Organic nitrogen compound
  • Organic oxygen compound
  • Hydrocarbon derivative
  • Carbonyl group
  • Organic cation
  • 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 SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
Predicted Chromatographic Properties
Spectra
Biological Properties
Cellular LocationsNot Available
Biospecimen LocationsNot Available
Tissue LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB028345
KNApSAcK IDNot Available
Chemspider ID389379
KEGG Compound IDC04692
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound440443
PDB IDNot Available
ChEBI ID16475
Food Biomarker OntologyNot Available
VMH IDM02700
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General ReferencesNot Available

Enzymes

General function:
Involved in methyltransferase activity
Specific function:
S-adenosyl-L-methionine-dependent methyltransferase that catalyzes the trimethylation of the amino group of the modified target histidine residue in translation elongation factor 2 (EF-2), to form an intermediate called diphthine. The three successive methylation reactions represent the second step of diphthamide biosynthesis (By similarity).
Gene Name:
DPH5
Uniprot ID:
Q9H2P9
Molecular weight:
31651.17