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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2006-08-12 20:18:30 UTC
Update Date2022-03-07 02:49:18 UTC
HMDB IDHMDB0003411
Secondary Accession Numbers
  • HMDB03411
Metabolite Identification
Common NameD-Proline
DescriptionD-Proline, also known as D-prolin or DPR, belongs to the class of organic compounds known as proline and derivatives. Proline and derivatives are compounds containing proline or a derivative thereof resulting from reaction of proline at the amino group or the carboxy group, or from the replacement of any hydrogen of glycine by a heteroatom. D-Proline is a very strong basic compound (based on its pKa). D-Proline exists in all living species, ranging from bacteria to humans. D-proline can be converted into 1-pyrroline-2-carboxylic acid through its interaction with the enzyme D-amino-acid oxidase. In humans, D-proline is involved in the metabolic disorder called hyperornithinemia with gyrate atrophy (hoga). D-Proline is a potentially toxic compound. The D-enantiomer of proline.
Structure
Thumb
Synonyms
ValueSource
(2R)-Pyrrolidine-2-carboxylic acidChEBI
(R)-2-CarboxypyrrolidineChEBI
(R)-Pyrrolidine-2-carboxylic acidChEBI
D-ProlinChEBI
DPRChEBI
(2R)-Pyrrolidine-2-carboxylateGenerator
(R)-Pyrrolidine-2-carboxylateGenerator
R)-2-CarboxypyrrolidineHMDB
R-ProlineHMDB
ProlineHMDB
Chemical FormulaC5H9NO2
Average Molecular Weight115.1305
Monoisotopic Molecular Weight115.063328537
IUPAC Name(2R)-pyrrolidine-2-carboxylic acid
Traditional NameD-proline
CAS Registry Number344-25-2
SMILES
OC(=O)[C@H]1CCCN1
InChI Identifier
InChI=1S/C5H9NO2/c7-5(8)4-2-1-3-6-4/h4,6H,1-3H2,(H,7,8)/t4-/m1/s1
InChI KeyONIBWKKTOPOVIA-SCSAIBSYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as proline and derivatives. Proline and derivatives are compounds containing proline or a derivative thereof resulting from reaction of proline at the amino group or the carboxy group, or from the replacement of any hydrogen of glycine by a heteroatom.
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
Sub ClassAmino acids, peptides, and analogues
Direct ParentProline and derivatives
Alternative Parents
Substituents
  • Proline or derivatives
  • Alpha-amino acid
  • D-alpha-amino acid
  • Pyrrolidine carboxylic acid
  • Pyrrolidine carboxylic acid or derivatives
  • Pyrrolidine
  • Amino acid
  • Carboxylic acid
  • Secondary aliphatic amine
  • Monocarboxylic acid or derivatives
  • Secondary amine
  • Organoheterocyclic compound
  • Azacycle
  • Organic oxygen compound
  • Organooxygen compound
  • Organonitrogen compound
  • Amine
  • Organopnictogen compound
  • Organic oxide
  • Carbonyl group
  • Organic nitrogen compound
  • Hydrocarbon derivative
  • Aliphatic heteromonocyclic compound
Molecular FrameworkAliphatic heteromonocyclic compounds
External Descriptors
Ontology
Physiological effectNot Available
Disposition
Process
Role
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting Point221 °CNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic Properties

Experimental Collision Cross Sections

Adduct TypeData SourceCCS Value (Å2)Reference
[M-H]-MetCCS_train_neg122.4930932474
[M+H]+MetCCS_train_pos125.04830932474
[M-H]-Not Available122.49http://allccs.zhulab.cn/database/detail?ID=AllCCS00000058
[M+H]+Not Available124.949http://allccs.zhulab.cn/database/detail?ID=AllCCS00000058
Predicted Molecular Properties
Predicted Chromatographic Properties
Spectra
Biological Properties
Cellular Locations
  • Extracellular
  • Lysosome
  • Peroxisome
Biospecimen Locations
  • Urine
Tissue LocationsNot Available
Pathways
Normal Concentrations
Not Available
Abnormal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
UrineDetected but not QuantifiedNot QuantifiedAdult (>18 years old)BothAutosomal dominant polycystic kidney disease (ADPKD) details
Associated Disorders and Diseases
Disease References
Autosomal dominant polycystic kidney disease
  1. Gronwald W, Klein MS, Zeltner R, Schulze BD, Reinhold SW, Deutschmann M, Immervoll AK, Boger CA, Banas B, Eckardt KU, Oefner PJ: Detection of autosomal dominant polycystic kidney disease by NMR spectroscopic fingerprinting of urine. Kidney Int. 2011 Jun;79(11):1244-53. doi: 10.1038/ki.2011.30. Epub 2011 Mar 9. [PubMed:21389975 ]
Associated OMIM IDs
  • 601313 (Autosomal dominant polycystic kidney disease)
DrugBank IDDB02853
Phenol Explorer Compound IDNot Available
FooDB IDFDB023166
KNApSAcK IDNot Available
Chemspider ID8640
KEGG Compound IDC00763
BioCyc IDD-PROLINE
BiGG ID35916
Wikipedia LinkD-proline
METLIN IDNot Available
PubChem Compound8988
PDB IDNot Available
ChEBI ID16313
Food Biomarker OntologyNot Available
VMH IDPRO_D
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General References

Enzymes

General function:
Involved in D-amino-acid oxidase activity
Specific function:
Regulates the level of the neuromodulator D-serine in the brain. Has high activity towards D-DOPA and contributes to dopamine synthesis. Could act as a detoxifying agent which removes D-amino acids accumulated during aging. Acts on a variety of D-amino acids with a preference for those having small hydrophobic side chains followed by those bearing polar, aromatic, and basic groups. Does not act on acidic amino acids.
Gene Name:
DAO
Uniprot ID:
P14920
Molecular weight:
39473.75
Reactions
D-Proline + Oxygen → 1-Pyrroline-2-carboxylic acid + Hydrogen peroxidedetails
General function:
Involved in proline racemase activity
Specific function:
Catalyzes the dehydration of trans-3-hydroxy-L-proline to delta-1-pyrroline-2-carboxylate (Pyr2C). May be required to degrade trans-3-hydroxy-L-proline from the diet and originating from the degradation of proteins such as collagen-IV that contain it.
Gene Name:
L3HYPDH
Uniprot ID:
Q96EM0
Molecular weight:
38137.395