>sp|A8GBC5|BIOB_SERP5 Biotin synthase OS=Serratia proteamaculans GN=bioB MADRIHWTVGLAQTLFDKPLLELLFEAQTVHRQHFDPRQVQVSTLLSIKTGACPEDCKYC PQSSRYKTGLESERLMQVEQVLESARKAKANGSTRFCMGAAWKNPHERDMPYLQQMVQGV KAMGMETCMTLGTLDGTQAERLADAGLDYYNHNLDTSPEFYGNIITTRSYQERLDTLGKV RGAGIKVCSGGIVGLGETVRDRAGLLVQLANLPTPPESVPINMLVKVKGTPLADNEDVDP FDFIRTIAVARIMMPASYVRLSAGREQMNEQTQAMCFMAGANSIFYGCKLLTTPNPEEDK DLQLFRKLGLNPQQTETEHGDNQQQQALAAQLMQADTAEFYNAAL