ID 3.5.4.3 DE Guanine deaminase. AN GAH. AN Guanase. AN Guanine aminase. CA Guanine + H(2)O = xanthine + NH(3). DR O34598, GUAD_BACSU ; Q9RYX4, GUAD_DEIRA ; Q86AW9, GUAD_DICDI ; DR P76641, GUAD_ECOLI ; Q9Y2T3, GUAD_HUMAN ; Q9R111, GUAD_MOUSE ; DR Q5RAV9, GUAD_PONAB ; Q9WTT6, GUAD_RAT ; O14057, GUAD_SCHPO ; DR Q07729, GUAD_YEAST ; //