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Record Information
Version3.6
Creation Date2008-10-29 15:22:04 UTC
Update Date2016-02-11 01:20:22 UTC
HMDB IDHMDB11175
Secondary Accession NumbersNone
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
LeucylprolineHMDB
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 KeyInChIKey=VTJUNIYRYIAIHF-UHFFFAOYSA-N
Chemical Taxonomy
DescriptionThis compound belongs to the class of organic compounds known as 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.
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
Sub ClassAmino acids, peptides, and analogues
Direct ParentPeptides
Alternative Parents
Substituents
  • Alpha peptide
  • N-acyl-alpha amino acid or derivatives
  • N-acyl-alpha-amino acid
  • Alpha-amino acid amide
  • Alpha-amino acid or derivatives
  • Pyrrolidine carboxylic acid or derivatives
  • Pyrrolidine carboxylic acid
  • N-acylpyrrolidine
  • Tertiary carboxylic acid amide
  • Pyrrolidine
  • Tertiary amine
  • Carboxamide group
  • Azacycle
  • Organoheterocyclic compound
  • Monocarboxylic acid or derivatives
  • Carboxylic acid
  • Hydrocarbon derivative
  • Primary amine
  • Organooxygen compound
  • Organonitrogen compound
  • Primary aliphatic amine
  • Carbonyl group
  • Amine
  • Aliphatic heteromonocyclic compound
Molecular FrameworkAliphatic heteromonocyclic compounds
External DescriptorsNot Available
Ontology
StatusDetected and Quantified
Origin
  • Endogenous
BiofunctionNot Available
ApplicationNot Available
Cellular locationsNot Available
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 mg/mLALOGPS
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 Å2ChemAxon
Rotatable Bond Count4ChemAxon
Refractivity59.16 m3·mol-1ChemAxon
Polarizability24.37 Å3ChemAxon
Number of Rings1ChemAxon
Bioavailability1ChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleYesChemAxon
Spectra
SpectraNot Available
Biological Properties
Cellular LocationsNot Available
Biofluid Locations
  • Blood
  • Urine
Tissue LocationNot Available
PathwaysNot Available
Normal Concentrations
BiofluidStatusValueAgeSexConditionReferenceDetails
BloodExpected but not QuantifiedNot ApplicableNot AvailableNot Available
Normal
  • Not Applicable
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
NuGOwiki LinkHMDB11175
Metagene LinkHMDB11175
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. [3782411 ]