Interconversions between 8-azapurines.
D006147:Guanine / Q000037:antagonists & inhibitors*; D053858:Metabolic Networks and Pathways; D011687:Purines / Q000378:metabolism*
D011687:Purines; C015008:triazolopyrimidinone; D006147:Guanine
GUANINE/antagonists; PURINES/metabolism