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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2012-09-06 21:03:24 UTC
Update Date2022-09-22 18:35:08 UTC
HMDB IDHMDB0029027
Secondary Accession Numbers
  • HMDB29027
Metabolite Identification
Common NameProlyl-Threonine
DescriptionProlyl-Threonine is a dipeptide composed of proline and threonine. 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?1582753367
Synonyms
ValueSource
L-Prolyl-L-threonineHMDB
p-T DipeptideHMDB
Pro-THRHMDB
Proline threonine dipeptideHMDB
Proline-threonine dipeptideHMDB
ProlylthreonineHMDB
PT DipeptideHMDB
3-Hydroxy-2-{[hydroxy(pyrrolidin-2-yl)methylidene]amino}butanoateHMDB
Chemical FormulaC9H16N2O4
Average Molecular Weight216.2343
Monoisotopic Molecular Weight216.11100701
IUPAC Name3-hydroxy-2-[(pyrrolidin-2-yl)formamido]butanoic acid
Traditional Name3-hydroxy-2-(pyrrolidin-2-ylformamido)butanoic acid
CAS Registry NumberNot Available
SMILES
CC(O)C(NC(=O)C1CCCN1)C(O)=O
InChI Identifier
InChI=1S/C9H16N2O4/c1-5(12)7(9(14)15)11-8(13)6-3-2-4-10-6/h5-7,10,12H,2-4H2,1H3,(H,11,13)(H,14,15)
InChI KeyGVUVRRPYYDHHGK-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
  • Proline or derivatives
  • N-acyl-alpha-amino acid
  • N-acyl-alpha amino acid or derivatives
  • Alpha-amino acid amide
  • Alpha-amino acid or derivatives
  • Pyrrolidine carboxylic acid or derivatives
  • Pyrrolidine-2-carboxamide
  • Beta-hydroxy acid
  • Heterocyclic fatty acid
  • Hydroxy fatty acid
  • Short-chain hydroxy acid
  • Hydroxy acid
  • Fatty acyl
  • Fatty acid
  • Pyrrolidine
  • Secondary alcohol
  • Secondary carboxylic acid amide
  • Amino acid or derivatives
  • Carboxamide group
  • Amino acid
  • Organoheterocyclic compound
  • Secondary amine
  • Carboxylic acid
  • Secondary aliphatic amine
  • Monocarboxylic acid or derivatives
  • Azacycle
  • Organic oxygen compound
  • Organic nitrogen compound
  • Organooxygen compound
  • Carbonyl group
  • Organopnictogen compound
  • Organic oxide
  • Alcohol
  • Organonitrogen compound
  • Amine
  • Hydrocarbon derivative
  • 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-3.74Extrapolated
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility26.4 g/LALOGPS
logP-2.8ALOGPS
logP-3.7ChemAxon
logS-0.91ALOGPS
pKa (Strongest Acidic)3.58ChemAxon
pKa (Strongest Basic)9.8ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count5ChemAxon
Hydrogen Donor Count4ChemAxon
Polar Surface Area98.66 ŲChemAxon
Rotatable Bond Count4ChemAxon
Refractivity51.32 m³·mol⁻¹ChemAxon
Polarizability21.4 ųChemAxon
Number of Rings1ChemAxon
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]+151.31431661259
DarkChem[M-H]-145.46831661259
DeepCCS[M+H]+141.67730932474
DeepCCS[M-H]-137.8530932474
DeepCCS[M-2H]-175.16630932474
DeepCCS[M+Na]+150.70430932474
AllCCS[M+H]+148.332859911
AllCCS[M+H-H2O]+144.632859911
AllCCS[M+NH4]+151.832859911
AllCCS[M+Na]+152.732859911
AllCCS[M-H]-146.632859911
AllCCS[M+Na-2H]-147.132859911
AllCCS[M+HCOO]-147.832859911

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
Prolyl-ThreonineCC(O)C(NC(=O)C1CCCN1)C(O)=O3085.6Standard polar33892256
Prolyl-ThreonineCC(O)C(NC(=O)C1CCCN1)C(O)=O1829.0Standard non polar33892256
Prolyl-ThreonineCC(O)C(NC(=O)C1CCCN1)C(O)=O1966.7Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Prolyl-Threonine,1TMS,isomer #1CC(O[Si](C)(C)C)C(NC(=O)C1CCCN1)C(=O)O1939.5Semi standard non polar33892256
Prolyl-Threonine,1TMS,isomer #2CC(O)C(NC(=O)C1CCCN1)C(=O)O[Si](C)(C)C1939.3Semi standard non polar33892256
Prolyl-Threonine,1TMS,isomer #3CC(O)C(C(=O)O)N(C(=O)C1CCCN1)[Si](C)(C)C1929.1Semi standard non polar33892256
Prolyl-Threonine,1TMS,isomer #4CC(O)C(NC(=O)C1CCCN1[Si](C)(C)C)C(=O)O1958.9Semi standard non polar33892256
Prolyl-Threonine,2TMS,isomer #1CC(O[Si](C)(C)C)C(NC(=O)C1CCCN1)C(=O)O[Si](C)(C)C1983.9Semi standard non polar33892256
Prolyl-Threonine,2TMS,isomer #2CC(O[Si](C)(C)C)C(C(=O)O)N(C(=O)C1CCCN1)[Si](C)(C)C1969.1Semi standard non polar33892256
Prolyl-Threonine,2TMS,isomer #3CC(O[Si](C)(C)C)C(NC(=O)C1CCCN1[Si](C)(C)C)C(=O)O2011.7Semi standard non polar33892256
Prolyl-Threonine,2TMS,isomer #4CC(O)C(C(=O)O[Si](C)(C)C)N(C(=O)C1CCCN1)[Si](C)(C)C1933.9Semi standard non polar33892256
Prolyl-Threonine,2TMS,isomer #5CC(O)C(NC(=O)C1CCCN1[Si](C)(C)C)C(=O)O[Si](C)(C)C1972.6Semi standard non polar33892256
Prolyl-Threonine,2TMS,isomer #6CC(O)C(C(=O)O)N(C(=O)C1CCCN1[Si](C)(C)C)[Si](C)(C)C1937.7Semi standard non polar33892256
Prolyl-Threonine,3TMS,isomer #1CC(O[Si](C)(C)C)C(C(=O)O[Si](C)(C)C)N(C(=O)C1CCCN1)[Si](C)(C)C1963.9Semi standard non polar33892256
Prolyl-Threonine,3TMS,isomer #1CC(O[Si](C)(C)C)C(C(=O)O[Si](C)(C)C)N(C(=O)C1CCCN1)[Si](C)(C)C2044.2Standard non polar33892256
Prolyl-Threonine,3TMS,isomer #2CC(O[Si](C)(C)C)C(NC(=O)C1CCCN1[Si](C)(C)C)C(=O)O[Si](C)(C)C2025.9Semi standard non polar33892256
Prolyl-Threonine,3TMS,isomer #2CC(O[Si](C)(C)C)C(NC(=O)C1CCCN1[Si](C)(C)C)C(=O)O[Si](C)(C)C2055.8Standard non polar33892256
Prolyl-Threonine,3TMS,isomer #3CC(O[Si](C)(C)C)C(C(=O)O)N(C(=O)C1CCCN1[Si](C)(C)C)[Si](C)(C)C2026.5Semi standard non polar33892256
Prolyl-Threonine,3TMS,isomer #3CC(O[Si](C)(C)C)C(C(=O)O)N(C(=O)C1CCCN1[Si](C)(C)C)[Si](C)(C)C2066.2Standard non polar33892256
Prolyl-Threonine,3TMS,isomer #4CC(O)C(C(=O)O[Si](C)(C)C)N(C(=O)C1CCCN1[Si](C)(C)C)[Si](C)(C)C1989.6Semi standard non polar33892256
Prolyl-Threonine,3TMS,isomer #4CC(O)C(C(=O)O[Si](C)(C)C)N(C(=O)C1CCCN1[Si](C)(C)C)[Si](C)(C)C2053.0Standard non polar33892256
Prolyl-Threonine,4TMS,isomer #1CC(O[Si](C)(C)C)C(C(=O)O[Si](C)(C)C)N(C(=O)C1CCCN1[Si](C)(C)C)[Si](C)(C)C2086.7Semi standard non polar33892256
Prolyl-Threonine,4TMS,isomer #1CC(O[Si](C)(C)C)C(C(=O)O[Si](C)(C)C)N(C(=O)C1CCCN1[Si](C)(C)C)[Si](C)(C)C2131.9Standard non polar33892256
Prolyl-Threonine,1TBDMS,isomer #1CC(O[Si](C)(C)C(C)(C)C)C(NC(=O)C1CCCN1)C(=O)O2210.5Semi standard non polar33892256
Prolyl-Threonine,1TBDMS,isomer #2CC(O)C(NC(=O)C1CCCN1)C(=O)O[Si](C)(C)C(C)(C)C2216.3Semi standard non polar33892256
Prolyl-Threonine,1TBDMS,isomer #3CC(O)C(C(=O)O)N(C(=O)C1CCCN1)[Si](C)(C)C(C)(C)C2183.5Semi standard non polar33892256
Prolyl-Threonine,1TBDMS,isomer #4CC(O)C(NC(=O)C1CCCN1[Si](C)(C)C(C)(C)C)C(=O)O2223.2Semi standard non polar33892256
Prolyl-Threonine,2TBDMS,isomer #1CC(O[Si](C)(C)C(C)(C)C)C(NC(=O)C1CCCN1)C(=O)O[Si](C)(C)C(C)(C)C2457.7Semi standard non polar33892256
Prolyl-Threonine,2TBDMS,isomer #2CC(O[Si](C)(C)C(C)(C)C)C(C(=O)O)N(C(=O)C1CCCN1)[Si](C)(C)C(C)(C)C2437.1Semi standard non polar33892256
Prolyl-Threonine,2TBDMS,isomer #3CC(O[Si](C)(C)C(C)(C)C)C(NC(=O)C1CCCN1[Si](C)(C)C(C)(C)C)C(=O)O2502.6Semi standard non polar33892256
Prolyl-Threonine,2TBDMS,isomer #4CC(O)C(C(=O)O[Si](C)(C)C(C)(C)C)N(C(=O)C1CCCN1)[Si](C)(C)C(C)(C)C2407.1Semi standard non polar33892256
Prolyl-Threonine,2TBDMS,isomer #5CC(O)C(NC(=O)C1CCCN1[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C2478.9Semi standard non polar33892256
Prolyl-Threonine,2TBDMS,isomer #6CC(O)C(C(=O)O)N(C(=O)C1CCCN1[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C2433.1Semi standard non polar33892256
Prolyl-Threonine,3TBDMS,isomer #1CC(O[Si](C)(C)C(C)(C)C)C(C(=O)O[Si](C)(C)C(C)(C)C)N(C(=O)C1CCCN1)[Si](C)(C)C(C)(C)C2629.8Semi standard non polar33892256
Prolyl-Threonine,3TBDMS,isomer #1CC(O[Si](C)(C)C(C)(C)C)C(C(=O)O[Si](C)(C)C(C)(C)C)N(C(=O)C1CCCN1)[Si](C)(C)C(C)(C)C2632.4Standard non polar33892256
Prolyl-Threonine,3TBDMS,isomer #2CC(O[Si](C)(C)C(C)(C)C)C(NC(=O)C1CCCN1[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C2720.6Semi standard non polar33892256
Prolyl-Threonine,3TBDMS,isomer #2CC(O[Si](C)(C)C(C)(C)C)C(NC(=O)C1CCCN1[Si](C)(C)C(C)(C)C)C(=O)O[Si](C)(C)C(C)(C)C2640.4Standard non polar33892256
Prolyl-Threonine,3TBDMS,isomer #3CC(O[Si](C)(C)C(C)(C)C)C(C(=O)O)N(C(=O)C1CCCN1[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C2719.9Semi standard non polar33892256
Prolyl-Threonine,3TBDMS,isomer #3CC(O[Si](C)(C)C(C)(C)C)C(C(=O)O)N(C(=O)C1CCCN1[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C2643.3Standard non polar33892256
Prolyl-Threonine,3TBDMS,isomer #4CC(O)C(C(=O)O[Si](C)(C)C(C)(C)C)N(C(=O)C1CCCN1[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C2672.1Semi standard non polar33892256
Prolyl-Threonine,3TBDMS,isomer #4CC(O)C(C(=O)O[Si](C)(C)C(C)(C)C)N(C(=O)C1CCCN1[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C2635.2Standard non polar33892256
Prolyl-Threonine,4TBDMS,isomer #1CC(O[Si](C)(C)C(C)(C)C)C(C(=O)O[Si](C)(C)C(C)(C)C)N(C(=O)C1CCCN1[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C2926.6Semi standard non polar33892256
Prolyl-Threonine,4TBDMS,isomer #1CC(O[Si](C)(C)C(C)(C)C)C(C(=O)O[Si](C)(C)C(C)(C)C)N(C(=O)C1CCCN1[Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C2873.8Standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Prolyl-Threonine GC-MS (Non-derivatized) - 70eV, Positivesplash10-00dm-9200000000-5f9077954e597b21a3a72017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Prolyl-Threonine GC-MS (2 TMS) - 70eV, Positivesplash10-006x-4911000000-ed4fec6f808a68bcd40c2017-10-06Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Prolyl-Threonine 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 - Prolyl-Threonine 10V, Positive-QTOFsplash10-0002-3920000000-1d2f8c8952e89bba52432017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolyl-Threonine 20V, Positive-QTOFsplash10-00di-9500000000-ebf0142a875cfc5e95f92017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolyl-Threonine 40V, Positive-QTOFsplash10-00di-9000000000-2bc90d1d51598ab3cce42017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolyl-Threonine 10V, Negative-QTOFsplash10-01b9-0940000000-1442f3ea95318e52b3c82017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolyl-Threonine 20V, Negative-QTOFsplash10-0fka-1900000000-e1135d7428aba16cf5472017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolyl-Threonine 40V, Negative-QTOFsplash10-00dl-9300000000-0d6a6bed1948e7e136272017-09-01Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolyl-Threonine 10V, Positive-QTOFsplash10-006t-9000000000-b9e20492fa0fafeb68c52021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolyl-Threonine 20V, Positive-QTOFsplash10-00di-9000000000-74f8c61ba86b4c86fa972021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolyl-Threonine 40V, Positive-QTOFsplash10-00di-9000000000-e7d509e10dd817033a4e2021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolyl-Threonine 10V, Negative-QTOFsplash10-014i-0490000000-ccc552d05e227c6539052021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolyl-Threonine 20V, Negative-QTOFsplash10-0fr2-9400000000-3084beac137c42e69a862021-09-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolyl-Threonine 40V, Negative-QTOFsplash10-014m-9000000000-e261dca8686c03d39eb22021-09-22Wishart LabView Spectrum

NMR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted 1D NMR1H NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 100 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, 200 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, 300 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, 400 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, 500 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, 600 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, 700 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, 800 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, 900 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-09-16Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
Biospecimen Locations
  • Blood
  • Urine
Tissue LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodExpected but not QuantifiedNot QuantifiedAdult (>18 years old)BothAsthma details
UrineDetected but not QuantifiedNot QuantifiedAdult (>18 years old)BothAsthma details
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB112035
KNApSAcK IDNot Available
Chemspider ID16568368
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound18218237
PDB IDNot Available
ChEBI ID173620
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 References
  1. Hara Y, Kanagawa M, Kunz S, Yoshida-Moriguchi T, Satz JS, Kobayashi YM, Zhu Z, Burden SJ, Oldstone MB, Campbell KP: Like-acetylglucosaminyltransferase (LARGE)-dependent modification of dystroglycan at Thr-317/319 is required for laminin binding and arenavirus infection. Proc Natl Acad Sci U S A. 2011 Oct 18;108(42):17426-31. doi: 10.1073/pnas.1114836108. Epub 2011 Oct 10. [PubMed:21987822 ]
  2. Kim Y, Song J, Mays CE, Titlow W, Yoon D, Ryou C: Changes in gene expression of kringle domain-containing proteins in murine brains and neuroblastoma cells infected by prions. Mol Cell Biochem. 2009 Aug;328(1-2):177-82. doi: 10.1007/s11010-009-0087-4. Epub 2009 Mar 26. [PubMed:19322640 ]