. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "prs4_human"^^ . "PSMC1"^^ . "26S proteasome AAA-ATPase subunit RPT2"^^ . "Proteasome 26S subunit ATPase 1"^^ . . . "26S protease regulatory subunit 4"^^ .