>sp|A9R2X4|XGPT_YERPG Xanthine-guanine phosphoribosyltransferase OS=Yersinia pestis bv. Antiqua GN=gpt MNEKYVVTWDMLQIHARKLAQRLLPAEQWKGIIAVSRGGLVPAGILARELGIRYVDTVCI SSYDHDNQRDLKVLKRAEGDGEGFIVIDDLVDTGGTATAIREMYPKAHFVTIFAKPAGRP LVDDYVVDIPQNTWIEQPWDMAVTFVAPLSGK