3r7t is a 1 chain structure with sequence from Campylobacter jejuni. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
[PURA_CAMJE] Plays an important role in the de novo pathway of purine nucleotide biosynthesis. Catalyzes the first committed step in the biosynthesis of AMP from IMP (By similarity).