##gff-version 3 D3RX66 UniProtKB Propeptide 1 9 . . . ID=PRO_0000397292;Note=Removed in mature form%3B by autocatalysis;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_02113 D3RX66 UniProtKB Chain 10 210 . . . ID=PRO_0000397293;Note=Proteasome subunit beta D3RX66 UniProtKB Active site 10 10 . . . Note=Nucleophile;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_02113