>sp|A9R1J4|GUAC_YERPG GMP reductase OS=Yersinia pestis bv. Antiqua GN=guaC MRIEEGLKLGFKDVLIRPKRSTLKSRSEVALERQFTFKHSGWNWSGVPIIAANMDTVGTF RMAEVLASFDILTAVHKHYTLEQWAEFVKRSPESVLRHVMVSTGTSSADFDKMKQILALS PSLKFICIDVANGYSEHFVSFLQRAREACPDKVICAGNVVTGEMVEELILSGADIVKVGI GPGSVCTTRVKTGVGYPQLSAVIECADAAHGLGGQIVSDGGCSVPGDVAKAFGGGADFVM LGGMLAGHDECEGRVVEENGEKFMLFYGMSSESAMKRHVGGVAQYRAAEGKTVKLPLRGS VDNTVRDIMGGLRSACTYVGASHLKELTKRTTFIRVAEQENRVFGTD