Tags: Enzyme.
7-carboxy-7-deazaguanine synthase (EC 4.3.99.3 7-carboxy-7-carbaguanine synthase queE (gene)) is an enzyme with system name 6-carboxy-5678-tetrahydropterin ammonia-lyase. This enzyme catalyses the following chemical reaction 6-carboxy-5678-tetrahydropterin 7-carboxy-7-carbaguanine + NH3The enzyme is a member of the superfamily of S-adenosyl-L-methionine-dependent radical enzymes.