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Record Information
Version5.0
StatusDetected and Quantified
Creation Date2006-05-22 14:17:41 UTC
Update Date2022-03-07 02:49:13 UTC
HMDB IDHMDB0002200
Secondary Accession Numbers
  • HMDB0062487
  • HMDB02200
  • HMDB62487
Metabolite Identification
Common NameLeukotriene E4
DescriptionLeukotriene E4 (LTE4) is a cysteinyl leukotriene. Cysteinyl leukotrienes (CysLTs) are a family of potent inflammatory mediators that appear to contribute to the pathophysiologic features of allergic rhinitis. Nasal blockage induced by CysLTs is mainly due to dilatation of nasal blood vessels, which can be induced by the nitric oxide produced through CysLT1 receptor activation. LTE4 activates contractile and inflammatory processes via specific interaction with putative seven transmembrane-spanning receptors that couple to G proteins and subsequent intracellular signaling pathways. LTE4 is metabolized from leukotriene C4 in a reaction catalyzed by gamma-glutamyl transpeptidase and a particulate dipeptidase from kidney (PMID: 12607939 , 12432945 , 6311078 ). Leukotrienes are eicosanoids. The eicosanoids consist of the prostaglandins (PGs), thromboxanes (TXs), leukotrienes (LTs), and lipoxins (LXs). The PGs and TXs are collectively identified as prostanoids. Prostaglandins were originally shown to be synthesized in the prostate gland, thromboxanes from platelets (thrombocytes), and leukotrienes from leukocytes, hence the derivation of their names. All mammalian cells except erythrocytes synthesize eicosanoids. These molecules are extremely potent and are able to cause profound physiological effects at very dilute concentrations. All eicosanoids function locally at the site of synthesis through receptor-mediated G-protein linked signaling pathways.
Structure
Thumb
Synonyms
ValueSource
(5S-(5R*,6S*(s*),7E,9E,11Z,14Z))-6-((2-amino-2-carboxyethyl)thio)-5-hydroxy-7,9,11,14-eicosatetraenoic acidChEBI
(7E,9E,11Z,14Z)-(5S,6R)-6-(Cystein-S-yl)-5-hydroxyeicosa-7,9,11,14-tetraenoateChEBI
(7E,9E,11Z,14Z)-(5S,6R)-6-(Cystein-S-yl)-5-hydroxyicosa-7,9,11,14-tetraenoateChEBI
5S-Hydroxy,6R-(S-cysteinyl),7E,9E,11Z,14Z-eicosatetraenoic acidChEBI
LTE4ChEBI
(5S-(5R*,6S*(s*),7E,9E,11Z,14Z))-6-((2-amino-2-carboxyethyl)thio)-5-hydroxy-7,9,11,14-eicosatetraenoateGenerator
(7E,9E,11Z,14Z)-(5S,6R)-6-(Cystein-S-yl)-5-hydroxyeicosa-7,9,11,14-tetraenoic acidGenerator
(7E,9E,11Z,14Z)-(5S,6R)-6-(Cystein-S-yl)-5-hydroxyicosa-7,9,11,14-tetraenoic acidGenerator
5S-Hydroxy,6R-(S-cysteinyl),7E,9E,11Z,14Z-eicosatetraenoateGenerator
Leukotriene eHMDB
Leukotriene e-4HMDB
Leukotrienes eHMDB
Leukotriene e 4HMDB
Chemical FormulaC23H37NO5S
Average Molecular Weight439.61
Monoisotopic Molecular Weight439.239244469
IUPAC Name(5S,6R,7E,9E,11Z,14Z)-6-{[(2R)-2-amino-2-carboxyethyl]sulfanyl}-5-hydroxyicosa-7,9,11,14-tetraenoic acid
Traditional Nameleukotriene E4
CAS Registry Number75715-89-8
SMILES
CCCCC\C=C/C\C=C/C=C/C=C/[C@@H](SC[C@H](N)C(O)=O)[C@@H](O)CCCC(O)=O
InChI Identifier
InChI=1S/C23H37NO5S/c1-2-3-4-5-6-7-8-9-10-11-12-13-16-21(30-18-19(24)23(28)29)20(25)15-14-17-22(26)27/h6-7,9-13,16,19-21,25H,2-5,8,14-15,17-18,24H2,1H3,(H,26,27)(H,28,29)/b7-6-,10-9-,12-11+,16-13+/t19-,20-,21+/m0/s1
InChI KeyOTZRAYGBFWZKMX-FRFVZSDQSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as leukotrienes. These are eicosanoids containing a hydroxyl group attached to the aliphatic chain of an arachidonic acid. Leukotrienes have four double bonds, three (and only three) of which are conjugated.
KingdomOrganic compounds
Super ClassLipids and lipid-like molecules
ClassFatty Acyls
Sub ClassEicosanoids
Direct ParentLeukotrienes
Alternative Parents
Substituents
  • Leukotriene
  • Hydroxyeicosatetraenoic acid
  • Long-chain fatty acid
  • L-cysteine-s-conjugate
  • Cysteine or derivatives
  • Alpha-amino acid
  • Alpha-amino acid or derivatives
  • L-alpha-amino acid
  • Hydroxy fatty acid
  • Thia fatty acid
  • Dicarboxylic acid or derivatives
  • Fatty acid
  • Unsaturated fatty acid
  • Amino acid or derivatives
  • Amino acid
  • Secondary alcohol
  • Carboxylic acid derivative
  • Carboxylic acid
  • Dialkylthioether
  • Sulfenyl compound
  • Thioether
  • Amine
  • Organic oxygen compound
  • Organic nitrogen compound
  • Hydrocarbon derivative
  • Organic oxide
  • Alcohol
  • Carbonyl group
  • Organopnictogen compound
  • Primary aliphatic amine
  • Organonitrogen compound
  • Organooxygen compound
  • Organosulfur compound
  • Primary amine
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External Descriptors
Ontology
Physiological effectNot Available
Disposition
Process
Role
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot 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]-Not Available213.9http://allccs.zhulab.cn/database/detail?ID=AllCCS00001905
[M+H]+Not Available213.2http://allccs.zhulab.cn/database/detail?ID=AllCCS00001905
Predicted Molecular Properties
Predicted Chromatographic Properties
Spectra
Biological Properties
Cellular Locations
  • Cytoplasm
  • Extracellular
  • Membrane
Biospecimen Locations
  • Blood
  • Cerebrospinal Fluid (CSF)
  • Urine
Tissue Locations
  • Smooth Muscle
Pathways
Normal Concentrations
Abnormal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodDetected and Quantified<0.00001137 uMInfant (0-1 year old)FemaleLeukotriene C4-Synthesis Deficiency details
BloodDetected and Quantified0.00013 +/- 0.00005 uMAdult (>18 years old)BothEczema details
Cerebrospinal Fluid (CSF)Detected and Quantified<0.00001137 uMInfant (0-1 year old)FemaleLeukotriene C4-Synthesis Deficiency details
UrineDetected and Quantified0.00003 +/- 0.000009 umol/mmol creatinineChildren (1-13 years old)Not SpecifiedSjögren-Larsson syndrome details
UrineDetected and Quantified<0.000000005 umol/mmol creatinineInfant (0-1 year old)FemaleLeukotriene C4-Synthesis Deficiency details
Associated Disorders and Diseases
Disease References
Eczema
  1. Hua Z, Fei H, Mingming X: Evaluation and interference of serum and skin lesion levels of leukotrienes in patients with eczema. Prostaglandins Leukot Essent Fatty Acids. 2006 Jul;75(1):51-5. Epub 2006 Jun 6. [PubMed:16757158 ]
Leukotriene C4-Synthesis Deficiency
  1. Mayatepek E, Flock B: Leukotriene C4-synthesis deficiency: a new inborn error of metabolism linked to a fatal developmental syndrome. Lancet. 1998 Nov 7;352(9139):1514-7. [PubMed:9820300 ]
Sjögren-Larsson syndrome
  1. Willemsen MA, Rotteveel JJ, de Jong JG, Wanders RJ, IJlst L, Hoffmann GF, Mayatepek E: Defective metabolism of leukotriene B4 in the Sjogren-Larsson syndrome. J Neurol Sci. 2001 Jan 15;183(1):61-7. [PubMed:11166796 ]
Associated OMIM IDs
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB022901
KNApSAcK IDNot Available
Chemspider ID4444402
KEGG Compound IDC05952
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkLeukotriene E4
METLIN IDNot Available
PubChem Compound5280879
PDB IDNot Available
ChEBI ID15650
Food Biomarker OntologyNot Available
VMH IDLEUKTRE4
MarkerDB IDMDB00000384
Good Scents IDNot Available
References
Synthesis ReferenceRosenberger, Michael; Newkom, Christian; Aig, Edward R. Total synthesis of leukotriene E4, a member of the SRS-A family. Journal of the American Chemical Society (1983), 105(11), 3656-61.
Material Safety Data Sheet (MSDS)Not Available
General References

Enzymes

General function:
Involved in metalloexopeptidase activity
Specific function:
Probable metalloprotease which hydrolyzes leukotriene D4 (LTD4) into leukotriene E4 (LTE4)
Gene Name:
DPEP2
Uniprot ID:
Q9H4A9
Molecular weight:
53305.5