>sp|Q21U89|HIS2_ALBFT Phosphoribosyl-ATP pyrophosphatase OS=Albidiferax ferrireducens (strain ATCC BAA-621 / DSM 15236 / T118) OX=338969 GN=hisE PE=3 SV=1 MTANTSTSDTLAHLARVIESRLPQNGGDPDTSYVARLLHKGPNAFLKKIGEEATEVVMAA KDADNGGDKTKVVYEVADLWFHCMIALAHYGLSPADVVVELDRRAGTSGIEEKAMRKVTA REDEQPGAAQ