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Literature summary for 3.4.21.108 extracted from

  • Hu, Y.; Bi, Y.; Yao, D.; Wang, P.; Li, Y.
    Omi/HtrA2 protease associated cell apoptosis participates in blood-brain barrier dysfunction (2019), Front. Mol. Neurosci., 12, 48 .
    View publication on PubMedView publication on EuropePMC

Localization

Localization Comment Organism GeneOntology No. Textmining
mitochondrion
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Homo sapiens 5739
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Organism

Organism UniProt Comment Textmining
Homo sapiens O43464
-
-

Source Tissue

Source Tissue Comment Organism Textmining
HCMEC/D3 cell
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Homo sapiens
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Synonyms

Synonyms Comment Organism
Omi/HtrA2
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Homo sapiens

General Information

General Information Comment Organism
physiological function The inhibition of HtrA2 by specific inhibitor UCF-101 or by shRNA reduces lipopolysaccharide-induced brain endothelial cell apoptosis, and results in significant improvement on lipopolysaccharide-induced blood-brain-barrier disruption as well as decreased occludin, claudin-5 and ZO-1 expressions. HtrA2 manipulates endothelial cell apoptosis by shifting into cytosol and inducing X-linked inhibitor of apoptosis protein (XIAP) degradation. UCF-101 administration or HtrA2 shRNA intervention attenuates the degradation of XIAP, poly-ADP-ribose polymerase (PARP), cleavage, and caspase-3 cleavage. UCF-101 partly prevents the mobilization of HtrA2 from the mitochondria to the cytosol after lipopolysaccharide intervention Homo sapiens