##gff-version 3
O35521	UniProtKB	Propeptide	1	20	.	.	.	ID=PRO_0000026623;Note=Removed in mature form;Ontology_term=ECO:0000250;evidence=ECO:0000250	
O35521	UniProtKB	Chain	21	219	.	.	.	ID=PRO_0000026624;Note=Proteasome subunit beta type-9	
O35521	UniProtKB	Active site	21	21	.	.	.	Note=Nucleophile;Ontology_term=ECO:0000250;evidence=ECO:0000250	
O35521	UniProtKB	Site	20	21	.	.	.	Note=Cleavage%3B by autolysis;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:O35955	
O35521	UniProtKB	Modified residue	53	53	.	.	.	Note=N6-acetyllysine;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P28065	
O35521	UniProtKB	Modified residue	109	109	.	.	.	Note=N6-acetyllysine;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P28065