##gff-version 3 Q3IPX1 UniProtKB Propeptide 1 44 . . . ID=PRO_0000397384;Note=Removed in mature form%3B by autocatalysis;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_02113 Q3IPX1 UniProtKB Chain 45 239 . . . ID=PRO_0000397385;Note=Proteasome subunit beta Q3IPX1 UniProtKB Region 1 32 . . . Note=Disordered;Ontology_term=ECO:0000256;evidence=ECO:0000256|SAM:MobiDB-lite Q3IPX1 UniProtKB Active site 45 45 . . . Note=Nucleophile;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_02113