>tr|E1IZX4|E1IZX4_ECOLX 7-cyano-7-deazaguanine synthase OS=Escherichia coli MS 124-1 GN=queC
MKRAVVVFSGGQDSTTCLVQALQQYDEVHCVTFDYGQRHRAEIDVARELALKLGARAHKV
LDVTLLNELAVSSLTRDSIPVPDYEPEADGIPNTFVPGRNILFLTLAAIYAYQVKAEAVI
TGVCETDFSGYPDCRDEFVKALNHAVSLGMAKDIRFETPLMWIDKAETWALADYYGKLDL
VRNETLTCYNGIKGDGCGHCAACNLRANGLNHYLADKPTVMAAMKQKTGLR