>sp|Q8ZYF2|PSB1_PYRAE Proteasome subunit beta 1 OS=Pyrobaculum aerophilum GN=psmB1 MTTTVGIAVKDGVVLATDKRVTAGYYIAHKRGEKIWKIDDHVAATMSGGVADLQSVLSFL TLRAHEYKIEYKRPIPISALVNYMSLILFYSRPYIYIVHSIIGGVDEEEGAVLYMVDWLG TVTKEKYIATGSGSPYAKGALEVGYREDMTLEDAVDLAIKAVKAAIRNDPGSGEGIDVVV ITRKEGFKRVFTTQQKLVLPSL