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Record Information
Version4.0
Creation Date2008-10-29 15:22:04 UTC
Update Date2017-09-27 08:26:27 UTC
HMDB IDHMDB0011175
Secondary Accession Numbers
  • HMDB11175
Metabolite Identification
Common NameL-leucyl-L-proline
DescriptionL-leucyl-l-proline is a proteolytic breakdown product of larger proteins. It belongs to the family of Peptides. These are compounds containing an amide derived from two or more amino carboxylic acid molecules (the same or different) by formation of a covalent bond from the carbonyl carbon of one to the nitrogen atom of another. It is found in urine (PMID: 3782411 ).
Structure
Thumb
Synonyms
ValueSource
LeucylprolineMeSH
Chemical FormulaC11H20N2O3
Average Molecular Weight228.2881
Monoisotopic Molecular Weight228.147392516
IUPAC Name1-(2-amino-4-methylpentanoyl)pyrrolidine-2-carboxylic acid
Traditional Nameleu-pro
CAS Registry NumberNot Available
SMILES
CC(C)CC(N)C(=O)N1CCCC1C(O)=O
InChI Identifier
InChI=1S/C11H20N2O3/c1-7(2)6-8(12)10(14)13-5-3-4-9(13)11(15)16/h7-9H,3-6,12H2,1-2H3,(H,15,16)
InChI KeyVTJUNIYRYIAIHF-UHFFFAOYSA-N
Chemical Taxonomy
DescriptionThis compound belongs to the class of chemical entities known as dipeptides. These are organic compounds containing a sequence of exactly two alpha-amino acids joined by a peptide bond.
KingdomChemical entities
Super ClassOrganic compounds
ClassOrganic acids and derivatives
Sub ClassCarboxylic acids and derivatives
Direct ParentDipeptides
Alternative Parents
Substituents
  • Alpha-dipeptide
  • Leucine or derivatives
  • N-acyl-alpha amino acid or derivatives
  • N-acyl-alpha-amino acid
  • Proline or derivatives
  • Alpha-amino acid amide
  • Alpha-amino acid or derivatives
  • N-acylpyrrolidine
  • Pyrrolidine carboxylic acid
  • Pyrrolidine carboxylic acid or derivatives
  • Tertiary carboxylic acid amide
  • Pyrrolidine
  • Carboxamide group
  • Amino acid or derivatives
  • Amino acid
  • Organoheterocyclic compound
  • Monocarboxylic acid or derivatives
  • Azacycle
  • Carboxylic acid
  • Organic nitrogen compound
  • Organonitrogen compound
  • Organooxygen compound
  • Primary amine
  • Primary aliphatic amine
  • Hydrocarbon derivative
  • Organic oxide
  • Carbonyl group
  • Organopnictogen compound
  • Amine
  • Organic oxygen compound
  • Aliphatic heteromonocyclic compound
Molecular FrameworkAliphatic heteromonocyclic compounds
External DescriptorsNot Available
Ontology
Disposition

Biological Location:

  Biofluid and excreta:

Source:

Physical Properties
StateSolid
Experimental Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Predicted Properties
PropertyValueSource
Water Solubility44.6 g/LALOGPS
logP-0.78ALOGPS
logP-1.9ChemAxon
logS-0.71ALOGPS
pKa (Strongest Acidic)3.92ChemAxon
pKa (Strongest Basic)8.43ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area83.63 ŲChemAxon
Rotatable Bond Count4ChemAxon
Refractivity59.16 m³·mol⁻¹ChemAxon
Polarizability24.37 ųChemAxon
Number of Rings1ChemAxon
Bioavailability1ChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleYesChemAxon
Spectra
Spectra
Spectrum TypeDescriptionSplash Key
Predicted GC-MSPredicted GC-MS Spectrum - GC-MSNot Available
Predicted GC-MSPredicted GC-MS Spectrum - GC-MSNot Available
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, PositiveNot Available
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, PositiveNot Available
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, PositiveNot Available
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, NegativeNot Available
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, NegativeNot Available
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, NegativeNot Available
Biological Properties
Cellular LocationsNot Available
Biofluid Locations
  • Blood
  • Urine
Tissue LocationNot Available
PathwaysNot Available
NameSMPDB/PathwhizKEGG
No entries found
Normal Concentrations
BiofluidStatusValueAgeSexConditionReferenceDetails
BloodExpected but not Quantified Not AvailableNot Available
Normal
    details
    UrineDetected and Quantified0.03 umol/mmol creatinineAdult (>18 years old)BothNormal details
    Abnormal Concentrations
    Not Available
    Associated Disorders and Diseases
    Disease ReferencesNone
    Associated OMIM IDsNone
    DrugBank IDNot Available
    DrugBank Metabolite IDNot Available
    Phenol Explorer Compound IDNot Available
    Phenol Explorer Metabolite IDNot Available
    FoodDB IDFDB027947
    KNApSAcK IDNot Available
    Chemspider ID3196828
    KEGG Compound IDNot Available
    BioCyc IDNot Available
    BiGG IDNot Available
    Wikipedia LinkNot Available
    METLIN IDNot Available
    PubChem Compound44369311
    PDB IDNot Available
    ChEBI ID356659
    References
    Synthesis ReferenceNot Available
    Material Safety Data Sheet (MSDS)Not Available
    General References
    1. Jandke J, Spiteller G: Dipeptide analysis in human urine. J Chromatogr. 1986 Oct 31;382:39-45. [PubMed:3782411 ]