>sp|A1RJY8|QUEC_SHESW 7-cyano-7-deazaguanine synthase OS=Shewanella sp. GN=queC MQKTFESKTATSKAVVVFSGGQDSTTCLIQALTQYDEVHGITFDYGQRHREEIEVAKSLA KRLKITSHKVMDVTLLNELAISALTRDAIPVSHELMENGLPNTFVPGRNILFLTLAGIYA YQLGAEAIITGVCETDFSGYPDCRNDFVKAMESALVQGMDKQLKIITPLMWLNKAQTWAL ADKYQQLDLVRHHTLTCYNGVIGDGCGDCPACHLRKRGLDDYLQNKAAVMAELDASEPKA