>tr|A0A947GXS4|A0A947GXS4_9BURK Biotin synthase OS=Polaromonas sp GN=bioB MSSVLTQPLAFHPPRPAVQPREHGRWSVDEIEALFNLPFPELMHRAQTVHRENFDPTRVE FATLLSVKTGGCAEDCGYCPQAARYDTGVEASKLMEPAEVLAAAQRAQAAGATRFCMGAA WRSPKDRDIEKVAELVRTVKALGLETCATLGMLEDGHAQTLQSAGLDYYNHNLDSAPDFY GDIITTRDYQDRLDTLARVRSAGVKVCCGGIVGMGETRRQRAGLVAELANLTPYPESVPI NNLVKVEGTPLANQADLDPFEFVRTIAVARITMPTARVRLSAGRQQMGDGVQALCFLAGA NSIFYGDKLLTTGNPDTEADVTLLQRLGMSRSAPDVR