##gff-version 3 C7LYP7 UniProtKB Propeptide 1 50 . . . ID=PRO_0000397488;Note=Removed in mature form%3B by autocatalysis;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_02113 C7LYP7 UniProtKB Chain 51 273 . . . ID=PRO_0000397489;Note=Proteasome subunit beta C7LYP7 UniProtKB Active site 51 51 . . . Note=Nucleophile;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_02113