>sp|A1VES8|XGPT_DESVV Xanthine-guanine phosphoribosyltransferase OS=Desulfovibrio vulgaris subsp. vulgaris GN=gpt MSTADRYRKVFPVTWEQLHRDAKALSWRLLEKGPYKGIIAIARGGLVPAAVIARELDIHL VETICISSYQWQEQTSSHKVLKTVEGRGEGWLIIDDLVDTGGTARLVREMLPEAHFATVY AKPAGRPLVDTFITEVSQDTWILFPWDSEVQYVVPLVNQPQQS