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Literature summary for 3.4.25.1 extracted from

  • Alvarez-Castelao, B.; Castano, J.G.
    Mechanism of direct degradation of IkappaBalpha by 20S proteasome (2005), FEBS Lett., 579, 4797-4802.
    View publication on PubMed

Inhibitors

Inhibitors Comment Organism Structure
p65/relA inhibits the degradation of IkappaBalpha by the proteasome Rattus norvegicus

Organism

Organism UniProt Comment Textmining
Rattus norvegicus
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Source Tissue

Source Tissue Comment Organism Textmining
liver
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Rattus norvegicus
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Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
IkappaBalpha + H2O can be directly degraded by 20S proteasomes. Deletion constructs of IkappaBalpha allow us to the determine that N-terminal (DELTA1-70)and C-terminal regions (DELTA280-327, removing the PEST region) of IkappaBalpha are not required for IkappaBalpha degradation,while a further C-terminal deletion including part of the arm repeats (DELTAC2 245-327) almost completely suppress the degradation by 20S proteasome. Degradation of IkappaBalpha involves specific interactions with a C3 subunit of the proteasome Rattus norvegicus ?
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