##gff-version 3 D1BS26 UniProtKB Propeptide 1 47 . . . ID=PRO_0000397600;Note=Removed in mature form%3B by autocatalysis;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_02113 D1BS26 UniProtKB Chain 48 270 . . . ID=PRO_0000397601;Note=Proteasome subunit beta D1BS26 UniProtKB Active site 48 48 . . . Note=Nucleophile;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_02113