Title : Cell biology of the 5-lipoxygenase pathway

Pub. Date : 1998 Jun

PMID : 9620944






2 Functional Relationships(s)
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Compound Name
Protein Name
Organism
1 Cytosolic phospholipase A2 translocates from the cytoplasm to selectively hydrolyze nuclear envelope phospholipids, releasing free arachidonate. 5-Lipoxygenase-activating protein, an arachidonate transfer protein, then binds arachidonate and presents it to 5-lipoxygenase (5-LO), which catalyzes a two-step reaction to produce leukotriene A4. In resting human and rat peripheral blood neutrophils, 5-LO is localized to the cytoplasm; in rat basophilic leukemia cells and human alveolar macrophages, however, it is found predominantly in the nucleus. Leukotriene A4 phospholipase A2 group IVA Homo sapiens
2 Cytosolic phospholipase A2 translocates from the cytoplasm to selectively hydrolyze nuclear envelope phospholipids, releasing free arachidonate. 5-Lipoxygenase-activating protein, an arachidonate transfer protein, then binds arachidonate and presents it to 5-lipoxygenase (5-LO), which catalyzes a two-step reaction to produce leukotriene A4. In resting human and rat peripheral blood neutrophils, 5-LO is localized to the cytoplasm; in rat basophilic leukemia cells and human alveolar macrophages, however, it is found predominantly in the nucleus. Leukotriene A4 arachidonate 5-lipoxygenase Homo sapiens