>sp|Q8ZVX7|QUEC_PYRAE 7-cyano-7-deazaguanine synthase OS=Pyrobaculum aerophilum GN=queC MIVEKPCRVVAVVSGGPDSTCYTALWLKRGCDVHALSFLYGQKAVVEVERAQLLLRRLDG IAAERGWGRVVEHRVVDLSSLGELWRGTQLTDPSVSVEQSYTPTVVVPIRNVVMAAVATA YAYTVGRNAGAKTYVILGSHYDDIKPREDTWEPLYPDCSPECVEAMQTAFRICHFRGERG VEIWTPSREGLRKSQLLKMCHQEVGDLIYDTWSCYKSGEAHCGSCESCKNRHAAFIEAGL PDCTAYLTPPGPGFEKRGQFYLHISCKKQ