##gff-version 3 A0PQT3 UniProtKB Propeptide 1 55 . . . ID=PRO_0000397552;Note=Removed in mature form%3B by autocatalysis;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_02113 A0PQT3 UniProtKB Chain 56 289 . . . ID=PRO_0000397553;Note=Proteasome subunit beta A0PQT3 UniProtKB Active site 56 56 . . . Note=Nucleophile;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_02113