>sp|Q6LTX6|XGPT_PHOPR Xanthine-guanine phosphoribosyltransferase OS=Photobacterium profundum GN=gpt MSNKFVITWDNMQMYTRQLAEKLLPADQWKGIIAVSRGGLVPAAILARELNIRHVDTVCI SSYDHDHQREMKVLKQADGDGEGFIVIDDLVDTGGTAELIRAMYPKAKFVTVCAKPAGKH FIDDYVVDIAQDTWIEQPWDMAVTFVDPISKK