>tr|B4XN71|B4XN71_BURCE Phosphoribosyl-ATP pyrophosphatase OS=Burkholderia cepacia GN=hisE MTQSTEDTLLRLAAVIDSRKGGDPDQSYVSRLFHKGDDAVLKKIGEEATEVVLAAKDVRQ GGAPTALVGEVADLWFHCLVMLSHFDLSPADVIAELERREGLSGIEEKALRKRREREENG G