Hmdb loader
Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2008-10-29 15:23:53 UTC
Update Date2022-09-22 18:34:20 UTC
HMDB IDHMDB0011180
Secondary Accession Numbers
  • HMDB11180
Metabolite Identification
Common NameProlylproline
DescriptionProlylproline, also known as P-P or L-pro-L-pro, 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. Prolylproline is a secondary metabolite. Secondary metabolites are metabolically or physiologically non-essential metabolites that may serve a role as defense or signalling molecules. In some cases they are simply molecules that arise from the incomplete metabolism of other secondary metabolites. Based on a literature review a small amount of articles have been published on Prolylproline.
Structure
Data?1582752876
Synonyms
ValueSource
L-Pro-L-proChEBI
P-PChEBI
PPChEBI
Prolyl-prolineHMDB
D-Pro-L-proHMDB
1-L-Prolyl-L-prolineHMDB
Di-L-prolineHMDB
L-Proline dipeptideHMDB
L-Prolyl-L-prolineHMDB
N-[(S)-Prolyl]-(S)-prolineHMDB
NSC 97940HMDB
p-p DipeptideHMDB
PP DipeptideHMDB
Pro-proHMDB
Proline proline dipeptideHMDB
Proline-proline dipeptideHMDB
ProlylprolineChEBI
Chemical FormulaC10H16N2O3
Average Molecular Weight212.249
Monoisotopic Molecular Weight212.116092383
IUPAC Name(2S)-1-[(2S)-pyrrolidine-2-carbonyl]pyrrolidine-2-carboxylic acid
Traditional Name(2S)-1-[(2S)-pyrrolidine-2-carbonyl]pyrrolidine-2-carboxylic acid
CAS Registry Number20488-28-2
SMILES
OC(=O)[C@@H]1CCCN1C(=O)[C@@H]1CCCN1
InChI Identifier
InChI=1S/C10H16N2O3/c13-9(7-3-1-5-11-7)12-6-2-4-8(12)10(14)15/h7-8,11H,1-6H2,(H,14,15)/t7-,8-/m0/s1
InChI KeyRWCOTTLHDJWHRS-YUMQZZPRSA-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-l-alpha-amino acid
  • N-acyl-alpha amino acid or derivatives
  • Alpha-amino acid amide
  • Alpha-amino acid or derivatives
  • N-acylpyrrolidine
  • Pyrrolidine carboxylic acid
  • Pyrrolidine-2-carboxamide
  • Pyrrolidine carboxylic acid or derivatives
  • Tertiary carboxylic acid amide
  • Pyrrolidine
  • Amino acid or derivatives
  • Carboxamide group
  • Amino acid
  • Carboxylic acid
  • Secondary aliphatic amine
  • Monocarboxylic acid or derivatives
  • Azacycle
  • Organoheterocyclic compound
  • Secondary amine
  • Organic oxygen compound
  • Organic nitrogen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Amine
  • Organopnictogen compound
  • Organonitrogen compound
  • Organooxygen compound
  • Carbonyl group
  • Aliphatic heteromonocyclic compound
Molecular FrameworkAliphatic 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
PropertyValueSource
Water Solubility31.6 g/LALOGPS
logP-2.3ALOGPS
logP-2.8ChemAxon
logS-0.83ALOGPS
pKa (Strongest Acidic)3.7ChemAxon
pKa (Strongest Basic)9.82ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area69.64 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity53.05 m³·mol⁻¹ChemAxon
Polarizability21.69 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
DeepCCS[M+H]+144.96930932474
DeepCCS[M-H]-142.62230932474
DeepCCS[M-2H]-176.10130932474
DeepCCS[M+Na]+150.88130932474

Predicted Retention Times

Underivatized

Chromatographic MethodRetention TimeReference
Measured using a Waters Acquity ultraperformance liquid chromatography (UPLC) ethylene-bridged hybrid (BEH) C18 column (100 mm × 2.1 mm; 1.7 μmparticle diameter). Predicted by Afia on May 17, 2022. Predicted by Afia on May 17, 2022.1.69 minutes32390414
Predicted by Siyang on May 30, 20229.0825 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20225.51 minutes32390414
AjsUoB = Accucore 150 Amide HILIC with 10mM Ammonium Formate, 0.1% Formic Acid321.6 seconds40023050
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid636.0 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid237.8 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid89.5 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid162.3 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid54.7 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid241.7 seconds40023050
BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid258.1 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)760.4 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid579.9 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid68.7 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid770.0 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid174.5 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid184.0 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate741.5 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA453.4 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water269.0 seconds40023050

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
ProlylprolineOC(=O)[C@@H]1CCCN1C(=O)[C@@H]1CCCN13009.2Standard polar33892256
ProlylprolineOC(=O)[C@@H]1CCCN1C(=O)[C@@H]1CCCN12001.5Standard non polar33892256
ProlylprolineOC(=O)[C@@H]1CCCN1C(=O)[C@@H]1CCCN12021.1Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Prolylproline,1TMS,isomer #1C[Si](C)(C)OC(=O)[C@@H]1CCCN1C(=O)[C@@H]1CCCN11961.8Semi standard non polar33892256
Prolylproline,1TMS,isomer #2C[Si](C)(C)N1CCC[C@H]1C(=O)N1CCC[C@H]1C(=O)O1919.4Semi standard non polar33892256
Prolylproline,2TMS,isomer #1C[Si](C)(C)OC(=O)[C@@H]1CCCN1C(=O)[C@@H]1CCCN1[Si](C)(C)C1958.7Semi standard non polar33892256
Prolylproline,2TMS,isomer #1C[Si](C)(C)OC(=O)[C@@H]1CCCN1C(=O)[C@@H]1CCCN1[Si](C)(C)C2031.6Standard non polar33892256
Prolylproline,2TMS,isomer #1C[Si](C)(C)OC(=O)[C@@H]1CCCN1C(=O)[C@@H]1CCCN1[Si](C)(C)C2577.4Standard polar33892256
Prolylproline,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC(=O)[C@@H]1CCCN1C(=O)[C@@H]1CCCN12206.8Semi standard non polar33892256
Prolylproline,1TBDMS,isomer #2CC(C)(C)[Si](C)(C)N1CCC[C@H]1C(=O)N1CCC[C@H]1C(=O)O2183.7Semi standard non polar33892256
Prolylproline,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC(=O)[C@@H]1CCCN1C(=O)[C@@H]1CCCN1[Si](C)(C)C(C)(C)C2434.5Semi standard non polar33892256
Prolylproline,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC(=O)[C@@H]1CCCN1C(=O)[C@@H]1CCCN1[Si](C)(C)C(C)(C)C2438.9Standard non polar33892256
Prolylproline,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)OC(=O)[C@@H]1CCCN1C(=O)[C@@H]1CCCN1[Si](C)(C)C(C)(C)C2767.2Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Prolylproline 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 - Prolylproline 10V, Positive-QTOFsplash10-03dj-4980000000-e8d5c1618b56c871969d2019-02-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolylproline 20V, Positive-QTOFsplash10-00di-9200000000-d8378dae97558beccb902019-02-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolylproline 40V, Positive-QTOFsplash10-00dl-9000000000-9944e19e0bb7ae61e1b92019-02-22Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolylproline 10V, Negative-QTOFsplash10-03xr-0980000000-4faca44abdad94b523ae2019-02-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolylproline 20V, Negative-QTOFsplash10-02t9-4920000000-7c6ac1de440883b8596a2019-02-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolylproline 40V, Negative-QTOFsplash10-02fy-9300000000-a69b06ea9a41728d8b8f2019-02-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolylproline 10V, Negative-QTOFsplash10-03di-2090000000-cd8be1510aa3dbbd8fc02021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolylproline 20V, Negative-QTOFsplash10-00kb-9000000000-98547b8998d6837b3c7a2021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolylproline 40V, Negative-QTOFsplash10-00ko-9200000000-4b258fb8735b28f027912021-09-23Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolylproline 10V, Positive-QTOFsplash10-01vk-9230000000-91ed4a6370b535be70e82021-09-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolylproline 20V, Positive-QTOFsplash10-00di-9100000000-c66229844d56f1d255252021-09-25Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Prolylproline 40V, Positive-QTOFsplash10-00di-9000000000-ae5d84e340d05c6b49e32021-09-25Wishart LabView Spectrum

NMR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted 1D NMR13C NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-09-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-09-25Wishart 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 QuantifiedNot SpecifiedNot SpecifiedCancer patients undergoing total body irradiation details
UrineDetected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedCancer patients undergoing total body irradiation details
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDNot Available
KNApSAcK IDNot Available
Chemspider ID9797341
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound11622593
PDB IDNot Available
ChEBI ID73646
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. Jandke J, Spiteller G: Dipeptide analysis in human urine. J Chromatogr. 1986 Oct 31;382:39-45. [PubMed:3782411 ]