Predicted to enable threonine-type endopeptidase activity. Predicted to be involved in proteasomal protein catabolic process. Predicted to be located in cytosol and nucleoplasm. Predicted to be part of proteasome core complex, beta-subunit complex. Orthologous to human PSMB6 (proteasome 20S subunit beta 6). [provided by Alliance of Genome Resources, Apr 2022]