>sp|Q1B797|PSB_MYCSS Proteasome subunit beta OS=Mycobacterium sp. GN=prcB MTWPHFEQLAFPDLSRHSSHSTTRGVPSVPMDLSSFSDMLRRQAPHLLPFRGDASLTPTD AVPHGTTIVALKFPGGVVMAGDRRATQGNMIASRDVQKVYITDDYTATGIAGTAAIAVEF ARLYAVELEHYEKLEGVALTFAGKVNRLATMVRGNLGAALQGFVALPLLAGFDLDDPDPQ AAGRIVSFDAAGGHNLEEEGFQSVGSGSIFAKSSMKKLYHQVTDADSALRVAVEALYDAA DDDSATGGPDLVRGIFPTAVLITADGAEEVTQERIAGLAREVIQNRSRADTFGPDAHAPR GTDS