Full length, soluble PBA1 of Arabidopsis thaliana, UniProt: F4JRY2-1, TAIR: At4g31300, overexpressed in E.coli
PBA1 (20S proteasome beta subunit A1) is a subunit of proteasome, multicatalytic proteinase complex which is characterized by its ability to cleave peptides with Arg, Phe, Tyr, Leu, and Glu adjacent to the leaving group at neutral or slightly basic pH. A
