>tr|A0A3Y1A3R7|A0A3Y1A3R7_SALET Biotin synthase OS=Salmonella enterica I GN=bioB MARHPRWTLSQVTELFEKPLLELLFEAQQIHRQHFDPQQVQVSTLLSIKTGACPEDCKYC PQSSRYKTGLEAERLMEVEQVLDSARKAKNAGSTRFCMGAAWKNPHERDMPYLEQIVQGV KAMGLETCMTLGMLNESQAQRLANAGLDYYNHNLDTSPEFYGNIITTRTYQERLDTLEKV REAGIKVCSGGIVGLGETVTDRAGLLLQLANLPTPPESVPINMLVKVKGTPLADNDDVDA FDFIRTIAVARIMMPTSYVRLSAGREQMNEQTQAMCFMAGANSIFYGCKLLTTPNPAEDK DLQLFRKLGLNPQQTRVLAGDNEQQQRLEQTLMTPDTDDYYNAAAL