PROTEASOME SUBUNIT ALPHA TYPE 1 (EC 3.4.25.1) (PROTEASOME COMPONENT C2) (MACROPAIN SUBUNIT C2) (MULTICATALYTIC ENDOPEPTIDASE COMPLEX SUBUNIT C2) (PROTEASOME NU CHAIN) (30 KDA PROSOMAL PROTEIN) (PROS-30). [Source:SWISSPROT;Acc:P25786]