>sp|Q8TW10|PSB_METKA Proteasome subunit beta OS=Methanopyrus kandleri (strain AV19 / DSM 6324 / JCM 9639 / NBRC 100938) OX=190192 GN=psmB PE=3 SV=1 MKELDQLTKGTTTVGILADKGVVLAADRRAVMGNLIAGKQVKKIFRIHDYIGVTTAGSVA DAQKIVDLMRAEARLYELRHNRMISARALANMISHVLHSSLKAFRPYLVQLIVGGFNDDD PALYNLDPSGSIIEEDYTATGSGSPTAYGVLEAEYEEGMSLDDAIEVAVRAVKSALERDT GTGEGVTVVTITREEGYRELPEEEVEKLLS