Implicated in immunoproteasome assembly and required for efficient antigen processing. The PA28 activator complex enhances the generation of class I binding peptides by altering the cleavage pattern of the proteasome.

Belongs to the PA28 family.

239 amino acids

MAKPCGVRLSGEARKQVDVFRQNLFQEADDFLCTFLPRKIISLSQLLQEDSLNVADLSSLRAPLDIPIPDPPPKDDEMETDKQEKKEVPKCGYLPGNEKLLALLALVKPEVWTLKEKCILVITWIQHLIPKIEDGNDFGVAIQEKVLERVNAVKTKVEAFQTTISKYFSERGDAVAKASKDTHVMDYRALVHERDEAAYGALRAMVLDLRAFYAELYHIISSNLEKIVNPKGEEKPSMY

27.1 kDa

(Note: Representative image - actual molecular weight may vary depending on tag type and expression method)

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