>sp|B3R5T4|QUEC_CUPTR 7-cyano-7-deazaguanine synthase OS=Cupriavidus taiwanensis GN=queC MTQRAIVLLSGGLDSATVLAMARAQGFETYALSMRYGQRHSSELEAAKRVAAALGAVRHE IVDLDLRRFGGSALTDDALEVPTDGASGGIPVTYVPARNTIMLSLALGWAEAVGGRDLFF GANAVDYSGYPDCRPEYVAAYETLANLATKAGVEGDRFRVHAPIIDMTKGEIIRAGIALG VDYSLTVSCYQADDDGRACGVCDSCRIRRAGFEAAGVPDPTRYQAAA