Alpha 3 subunit of the 20S proteasome; the only nonessential 20S subunit; may be replaced by the alpha 4 subunit (Pre6p) under stress conditions to create a more active proteasomal isoform [Source:SGD;Acc:S000003367]

Chromosome VII: 761,392-762,168 forward strand.

R64-1-1:BK006941.2

This gene has 1 transcript (splice variant), 254 orthologues and 13 paralogues.

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