>sp|A0KX75|QUEC_SHESA 7-cyano-7-deazaguanine synthase OS=Shewanella sp. GN=queC MSAASVSKVVVVFSGGQDSTTCLIQALTQFDEVHGITFDYGQRHREEIEVAKSLAKRLKI TSHKVIDVSLLNELAISALTRDAIPVSHELMENGLPNTFVPGRNILFLTLAGIYAYQLGA GAIITGVCETDFSGYPDCRHDFVRAMESALVQGMDKKLEIITPLMWLNKAQTWALADKYQ QLDLVRHHTLTCYNGIVGDGCGACPACHLRKRGLEDYLQNKAEVMASLDKATATGKPQA