Difference between revisions of "Transformation of AA to 5-HPETE"

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|<ref name="Wilhelm2014"> [http://www.nature.com/nature/journal/v509/n7502/pdf/nature13319.pdf M. Wilhelm ''Mass-spectrometry-based draft of the human proteome'' Nature, 2014 509, 582–587]</ref>
 
|<ref name="Wilhelm2014"> [http://www.nature.com/nature/journal/v509/n7502/pdf/nature13319.pdf M. Wilhelm ''Mass-spectrometry-based draft of the human proteome'' Nature, 2014 509, 582–587]</ref>
 
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{|class="wikitable sortable"
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|+  style="text-align: left;" | Gibbs Free Energy Change
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|-
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! Value
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! Units
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! Species
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! Notes
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! Reference
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|-
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|-15.9 - 18.01
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|kcal/mol
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|Soybean
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|Expression Vector: Soybean
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Enzyme: Lipoxygenase-1
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pH:Not stated
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Temperature: Not stated
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|<ref name="Tejero2004”>[http://pubs.acs.org/doi/pdf/10.1021/jp040114n Tejero I., “Hydrogen Abstraction by Soybean Lipoxygenase-1. Density Functional Theory Study on
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Active Site Models in Terms of Gibbs Free Energies” J. Phys. Chem. B, 2004, 108 (36), pp 13831–13838]</ref> 
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|-
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|-69.979996
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|kcal/mol
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|
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|Estimated
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Enzyme: 5-Lipoxygenase
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Substrate: Arachidonate
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Product: 5-HPETE
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|<ref name="MetaCyc”>[http://metacyc.org/META/NEW-IMAGE?type=REACTION&object=ARACHIDONATE-5-LIPOXYGENASE-RXN Caspi et al 2014, "The MetaCyc database of metabolic pathways and enzymes and the BioCyc collection of Pathway/Genome Databases," Nucleic Acids Research 42:D459-D471]</ref>
 
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Revision as of 14:53, 18 August 2016

Return to overview

Reaction

R11 AA - HPETE5.jpg

Chemical equation

PGH2 \rightleftharpoons 5-HPETE

Rate equation

5-LOX Parameters

Michaelis-Menten Constants
Value Units Species Notes Reference
5.10E-03 mM Human Expression Vector: Baculovirus, Sf9 insect cells

Enzyme: Recombinant 5-Lipoxygenase pH: 5.6 Temperature:37

[1]
1.20E-02 mM Human Expression Vector: Polymorphonuclear Leukocytes

Enzyme: 5-Lipoxygenase pH:7.5 Temperature: 22

[2]
6.31E-02 mM Human Expression Vector: Polymorphonuclear Leukocytes

Enzyme: 5-Lipoxygenase pH:7.5 Temperature: 22

[3]
Enzyme Turnover Numbers
Value Units Species Notes Reference
1500 + 75 per minute Potato Expression Vector:Potato Tubers

Enzyme: 5-Lipoxygenase pH:5.5 Temperature: 23

[4]


5-LOX Abundance
Value Units Species Notes Reference
97.3 ppm Human Expression Vector: Lung

Enzyme: 5-LOX pH: 7.5 Temperature: 37 °C

[5]
49.8 ppm Human Expression Vector: Esophagus

Enzyme: 5-LOX pH: 7.5 Temperature: 37 °C

[6]
31.9 ppm Human Expression Vector: Oral Cavity

Enzyme: 5-LOX pH: 7.5 Temperature: 37 °C

[6]
Gibbs Free Energy Change
Value Units Species Notes Reference
kcal/mol Soybean Expression Vector: Soybean

Enzyme: Lipoxygenase-1 pH:Not stated Temperature: Not stated

[7]
kcal/mol Estimated

Enzyme: 5-Lipoxygenase Substrate: Arachidonate Product: 5-HPETE

[8]

References

  1. ↑ Shirumalla R. K. “RBx 7,796: A novel inhibitor of 5-lipoxygenase.” Inflamm Res. 2006 Dec ; 55 (12) : 517-27.
  2. ↑ Soberman R. J. "5- and 15(omega-6)-lipoxygenases from human polymorphonuclear leukocytes. Methods Enzymol. 1988; 163:344-9.
  3. ↑ Soberman R. J. “Characterization and separation of the arachidonic acid 5-lipoxygenase and linoleic acid omega-6 lipoxygenase (arachidonic acid 15-lipoxygenase) of human polymorphonuclear leukocytes.” J Biol Chem. 1985 Apr 10;260(7):4508-15.
  4. ↑ Mulliez E., “5-Lipoxygenase from potato tubers. Improved purification and physicochemical characteristics” Biochimica et Biophysica Acta, 1987;916(1):13-23.
  5. ↑ M. Kim A draft map of the human proteome Nature, 2014 509, 575–581
  6. ↑ 6.0 6.1 M. Wilhelm Mass-spectrometry-based draft of the human proteome Nature, 2014 509, 582–587
  7. ↑ [http://pubs.acs.org/doi/pdf/10.1021/jp040114n Tejero I., “Hydrogen Abstraction by Soybean Lipoxygenase-1. Density Functional Theory Study on Active Site Models in Terms of Gibbs Free Energies” J. Phys. Chem. B, 2004, 108 (36), pp 13831–13838]
  8. ↑ Caspi et al 2014, "The MetaCyc database of metabolic pathways and enzymes and the BioCyc collection of Pathway/Genome Databases," Nucleic Acids Research 42:D459-D471


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