Tags: Enzyme.
7-cyano-7-deazaguanine synthase (EC 6.3.4.20 preQ0 synthase 7-cyano-7-carbaguanine synthase queC (gene)) is an enzyme with system name 7-carboxy-7-carbaguanine:ammonia ligase (ADP-forming). This enzyme catalyses the following chemical reaction 7-carboxy-7-carbaguanine + NH3 + ATP 7-cyano-7-carbaguanine + ADP + phosphate + H2OThis enzyme binds Zn2+.