>tr|A0A4V1WJ71|A0A4V1WJ71_SERPR Biotin synthase OS=Serratia proteamaculans GN=bioB MADRIHWTVGLAQTLFDKPLLELLFEAQTVHRQHFDPRQVQVSTLLSIKTGACPEDCKYC PQSSRYKTGLESERLMQVEQVLESARKAKANGSTRFCMGAAWKNPHERDMPYLQQMVQGV KAMGMETCMTLGTLDGTQAERLADAGLDYYNHNLDTSPEFYGNIITTRSYQERLDTLGKV RGAGIKVCSGGIVGLGETVRDRAGLLVQLANLPTPPESVPINMLVKVKGTPLADNEDVDP FDFIRTIAVARIMMPASYVRLSAGREQMNEQTQAMCFMAGANSIFYGCKLLTTPNPEEDK DLQLFRKLGLNPQQTETEHGDNQQQQALAAQLMQADTAEFYNAAL