##gff-version 3 A8AA46 UniProtKB Propeptide 1 6 . . . ID=PRO_0000397318;Note=Removed in mature form%3B by autocatalysis;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_02113 A8AA46 UniProtKB Chain 7 198 . . . ID=PRO_0000397319;Note=Proteasome subunit beta 1 A8AA46 UniProtKB Active site 7 7 . . . Note=Nucleophile;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_02113