>tr|A0A1C8ZQM8|A0A1C8ZQM8_9CREN Proteasome subunit beta OS=Sulfolobus sp. A20 OX=1891280 GN=psmB PE=3 SV=1 MFLEIKNKILKGTTTVGIRVKDGVVLAADRRASAGFFVANKMVRKVLYITDKIGITTAGS VADLQFIYDVLKNIYHYNSITRYGPVSVKGIATRLANILSATKYFPYLVQILIGGYDDQP RLYNLDYLGDITEEQYVATGSGSPVAMGVLEDEYDESMSLDKAVDLAKRAVFSAIKRDSF TGTGVIVTKINSVGHEEYEFYLKKI