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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-06 21:02:49 UTC
Update Date2021-09-14 15:19:03 UTC
HMDB IDHMDB0028871
Secondary Accession Numbers
  • HMDB28871
Metabolite Identification
Common NameHydroxyprolyl-Proline
DescriptionHydroxyprolyl-Proline is a dipeptide composed of hydroxyproline and proline. It is an incomplete breakdown product of protein digestion or protein catabolism. Some dipeptides are known to have physiological or cell-signaling effects although most are simply short-lived intermediates on their way to specific amino acid degradation pathways following further proteolysis. This dipeptide has not yet been identified in human tissues or biofluids and so it is classified as an 'Expected' metabolite.
Structure
Data?1582753350
Synonyms
ValueSource
Hydroxyproline proline dipeptideHMDB
HP-p DipeptideHMDB
HPP DipeptideHMDB
Hpro-proHMDB
Hydroxyproline-proline dipeptideHMDB
HydroxyprolylprolineHMDB
L-Hydroxyprolyl-L-prolineHMDB
1-(4-Hydroxypyrrolidine-2-carbonyl)pyrrolidine-2-carboxylateHMDB
Chemical FormulaC10H16N2O4
Average Molecular Weight228.245
Monoisotopic Molecular Weight228.11100701
IUPAC Name1-(4-hydroxypyrrolidine-2-carbonyl)pyrrolidine-2-carboxylic acid
Traditional Name1-(4-hydroxypyrrolidine-2-carbonyl)pyrrolidine-2-carboxylic acid
CAS Registry NumberNot Available
SMILES
OC1CNC(C1)C(=O)N1CCCC1C(O)=O
InChI Identifier
InChI=1S/C10H16N2O4/c13-6-4-7(11-5-6)9(14)12-3-1-2-8(12)10(15)16/h6-8,11,13H,1-5H2,(H,15,16)
InChI KeyGIOMWAZJQDYWEU-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as dipeptides. These are organic compounds containing a sequence of exactly two alpha-amino acids joined by a peptide bond.
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
Sub ClassAmino acids, peptides, and analogues
Direct ParentDipeptides
Alternative Parents
Substituents
  • Alpha-dipeptide
  • N-acyl-alpha-amino acid
  • N-acyl-alpha amino acid or derivatives
  • Proline or derivatives
  • Alpha-amino acid amide
  • Alpha-amino acid or derivatives
  • N-acylpyrrolidine
  • Pyrrolidine carboxylic acid
  • Pyrrolidine carboxylic acid or derivatives
  • Pyrrolidine-2-carboxamide
  • Tertiary carboxylic acid amide
  • Pyrrolidine
  • 1,2-aminoalcohol
  • Amino acid or derivatives
  • Carboxamide group
  • Amino acid
  • Secondary alcohol
  • Secondary amine
  • Organoheterocyclic compound
  • Azacycle
  • Carboxylic acid
  • Secondary aliphatic amine
  • Monocarboxylic acid or derivatives
  • Organic oxygen compound
  • Organopnictogen compound
  • Organic oxide
  • Carbonyl group
  • Alcohol
  • Amine
  • Hydrocarbon derivative
  • Organic nitrogen compound
  • Organonitrogen compound
  • Organooxygen compound
  • Aliphatic heteromonocyclic compound
Molecular FrameworkAliphatic heteromonocyclic compounds
External DescriptorsNot Available
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
LogP-3.98Extrapolated
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility103 g/LALOGPS
logP-3ALOGPS
logP-4ChemAxon
logS-0.35ALOGPS
pKa (Strongest Acidic)3.54ChemAxon
pKa (Strongest Basic)9.14ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count5ChemAxon
Hydrogen Donor Count3ChemAxon
Polar Surface Area89.87 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity54.37 m³·mol⁻¹ChemAxon
Polarizability22.09 ųChemAxon
Number of Rings2ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DarkChem[M+H]+152.48131661259
DarkChem[M-H]-148.89431661259
DeepCCS[M+H]+152.3330932474
DeepCCS[M-H]-149.40530932474
DeepCCS[M-2H]-185.54730932474
DeepCCS[M+Na]+161.08530932474
AllCCS[M+H]+151.532859911
AllCCS[M+H-H2O]+147.732859911
AllCCS[M+NH4]+155.032859911
AllCCS[M+Na]+156.032859911
AllCCS[M-H]-151.332859911
AllCCS[M+Na-2H]-151.332859911
AllCCS[M+HCOO]-151.432859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
Hydroxyprolyl-ProlineOC1CNC(C1)C(=O)N1CCCC1C(O)=O3126.1Standard polar33892256
Hydroxyprolyl-ProlineOC1CNC(C1)C(=O)N1CCCC1C(O)=O2010.5Standard non polar33892256
Hydroxyprolyl-ProlineOC1CNC(C1)C(=O)N1CCCC1C(O)=O2257.8Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Hydroxyprolyl-Proline,1TMS,isomer #1C[Si](C)(C)OC1CNC(C(=O)N2CCCC2C(=O)O)C12243.2Semi standard non polar33892256
Hydroxyprolyl-Proline,1TMS,isomer #2C[Si](C)(C)OC(=O)C1CCCN1C(=O)C1CC(O)CN12182.7Semi standard non polar33892256
Hydroxyprolyl-Proline,1TMS,isomer #3C[Si](C)(C)N1CC(O)CC1C(=O)N1CCCC1C(=O)O2113.1Semi standard non polar33892256
Hydroxyprolyl-Proline,2TMS,isomer #1C[Si](C)(C)OC(=O)C1CCCN1C(=O)C1CC(O[Si](C)(C)C)CN12202.8Semi standard non polar33892256
Hydroxyprolyl-Proline,2TMS,isomer #2C[Si](C)(C)OC1CC(C(=O)N2CCCC2C(=O)O)N([Si](C)(C)C)C12203.4Semi standard non polar33892256
Hydroxyprolyl-Proline,2TMS,isomer #3C[Si](C)(C)OC(=O)C1CCCN1C(=O)C1CC(O)CN1[Si](C)(C)C2156.7Semi standard non polar33892256
Hydroxyprolyl-Proline,3TMS,isomer #1C[Si](C)(C)OC(=O)C1CCCN1C(=O)C1CC(O[Si](C)(C)C)CN1[Si](C)(C)C2222.3Semi standard non polar33892256
Hydroxyprolyl-Proline,3TMS,isomer #1C[Si](C)(C)OC(=O)C1CCCN1C(=O)C1CC(O[Si](C)(C)C)CN1[Si](C)(C)C2230.3Standard non polar33892256
Hydroxyprolyl-Proline,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC1CNC(C(=O)N2CCCC2C(=O)O)C12474.3Semi standard non polar33892256
Hydroxyprolyl-Proline,1TBDMS,isomer #2CC(C)(C)[Si](C)(C)OC(=O)C1CCCN1C(=O)C1CC(O)CN12440.8Semi standard non polar33892256
Hydroxyprolyl-Proline,1TBDMS,isomer #3CC(C)(C)[Si](C)(C)N1CC(O)CC1C(=O)N1CCCC1C(=O)O2399.6Semi standard non polar33892256
Hydroxyprolyl-Proline,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC(=O)C1CCCN1C(=O)C1CC(O[Si](C)(C)C(C)(C)C)CN12686.3Semi standard non polar33892256
Hydroxyprolyl-Proline,2TBDMS,isomer #2CC(C)(C)[Si](C)(C)OC1CC(C(=O)N2CCCC2C(=O)O)N([Si](C)(C)C(C)(C)C)C12685.4Semi standard non polar33892256
Hydroxyprolyl-Proline,2TBDMS,isomer #3CC(C)(C)[Si](C)(C)OC(=O)C1CCCN1C(=O)C1CC(O)CN1[Si](C)(C)C(C)(C)C2632.9Semi standard non polar33892256
Hydroxyprolyl-Proline,3TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC(=O)C1CCCN1C(=O)C1CC(O[Si](C)(C)C(C)(C)C)CN1[Si](C)(C)C(C)(C)C2903.6Semi standard non polar33892256
Hydroxyprolyl-Proline,3TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC(=O)C1CCCN1C(=O)C1CC(O[Si](C)(C)C(C)(C)C)CN1[Si](C)(C)C(C)(C)C2849.9Standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Hydroxyprolyl-Proline GC-MS (Non-derivatized) - 70eV, Positivesplash10-0006-9200000000-653c7ef64f80843a5e622017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Hydroxyprolyl-Proline GC-MS (2 TMS) - 70eV, Positivesplash10-002f-9533000000-5194c44ce90be529ae0a2017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Hydroxyprolyl-Proline GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Hydroxyprolyl-Proline GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Hydroxyprolyl-Proline 10V, Positive-QTOFsplash10-03di-0290000000-c95f0b426e4881c831ab2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Hydroxyprolyl-Proline 20V, Positive-QTOFsplash10-014i-9330000000-61c203facbdc52d959692017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Hydroxyprolyl-Proline 40V, Positive-QTOFsplash10-014i-9100000000-262fe75accba1bc4dad02017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Hydroxyprolyl-Proline 10V, Negative-QTOFsplash10-0059-0590000000-1b06eb0c3f1b4579d8842017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Hydroxyprolyl-Proline 20V, Negative-QTOFsplash10-07w9-2930000000-d72e33090bad68b675aa2017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Hydroxyprolyl-Proline 40V, Negative-QTOFsplash10-044i-9400000000-d97b0f25f7d16df2e5102017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Hydroxyprolyl-Proline 10V, Positive-QTOFsplash10-004i-0190000000-bc37f3f9c2a9681d9c312021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Hydroxyprolyl-Proline 20V, Positive-QTOFsplash10-02i2-9550000000-e6426ff0a0091d096e272021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Hydroxyprolyl-Proline 40V, Positive-QTOFsplash10-00xr-9400000000-eecfb81b6bf4c9ad2e462021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Hydroxyprolyl-Proline 10V, Negative-QTOFsplash10-01t9-0790000000-6c73e0db43c421fc58252021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Hydroxyprolyl-Proline 20V, Negative-QTOFsplash10-03di-4910000000-3f29ee800f0cbd9778152021-09-24Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Hydroxyprolyl-Proline 40V, Negative-QTOFsplash10-03dj-9700000000-38aabc322e383e4c4bf42021-09-24Wishart LabView Spectrum

NMR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted 1D NMR13C NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
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 IDFDB111900
KNApSAcK IDNot Available
Chemspider ID35032807
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound61156945
PDB IDNot Available
ChEBI ID169724
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General ReferencesNot Available