##gff-version 3 P28064 UniProtKB Propeptide 1 72 . . . ID=PRO_0000026601;Note=Removed in mature form;Ontology_term=ECO:0000250;evidence=ECO:0000250 P28064 UniProtKB Chain 73 276 . . . ID=PRO_0000026602;Note=Proteasome subunit beta type-8 P28064 UniProtKB Active site 73 73 . . . Note=Nucleophile;Ontology_term=ECO:0000250;evidence=ECO:0000250 P28064 UniProtKB Site 72 73 . . . Note=Cleavage%3B by autolysis;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:O35955 P28064 UniProtKB Sequence conflict 6 6 . . . Note=L->S;Ontology_term=ECO:0000305;evidence=ECO:0000305 P28064 UniProtKB Sequence conflict 16 24 . . . Note=EWAAVDAGS->SGLAVDAE;Ontology_term=ECO:0000305;evidence=ECO:0000305 P28064 UniProtKB Sequence conflict 54 54 . . . Note=L->S;Ontology_term=ECO:0000305;evidence=ECO:0000305