>tr|A0AA36XEE8|A0AA36XEE8_CERSP Phosphoribosyl-ATP pyrophosphatase OS=Cereibacter sphaeroides WS8N GN=hisE MTVLERLAATVEARKGADPDSSWTAKLLAKGPEKCAEKFGEEAVEAIIEAVRGDRARLAS EAADVLYHLLVMLAARDVTLAEVMAVLEAREGTSGIAEKAGRG