##gff-version 3 B5IEE5 UniProtKB Propeptide 1 7 . . . ID=PRO_0000397272;Note=Removed in mature form%3B by autocatalysis;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_02113 B5IEE5 UniProtKB Chain 8 210 . . . ID=PRO_0000397273;Note=Proteasome subunit beta B5IEE5 UniProtKB Active site 8 8 . . . Note=Nucleophile;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_02113