>sp|Q7A6U7|QUEC_STAAN 7-cyano-7-deazaguanine synthase OS=Staphylococcus aureus GN=queC MESVLNNEKAIVVFSGGQDSTTCLFYAKKHFKEVELVTFNYGQRHDTEIEVAKQIAQDQG MKHHVLDMSLLSQLTPNALTQHDMEITNNEDGIPNTFVPARNLLFLSFAGALAYQIGAKH IITGVCETDFSGYPDCRDSFIKSMNVTLSLAMDKDFVIHTPLMWLNKAETWKLSDELEVL DYIRTKTLTCYNGIIGDGCGECPACHLRQRGLNQYLESKGAL