PSME1
Function
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.
Sequence Similarities
Belongs to the PA28 family.
Alternative names
IFI5111, PSME1, Proteasome activator complex subunit 1, 11S regulator complex subunit alpha, Activator of multicatalytic protease subunit 1, Interferon gamma up-regulated I-5111 protein, Proteasome activator 28 subunit alpha, REG-alpha, IGUP I-5111, PA28a, PA28alpha