>sp|B7N738|FUCM_ECOLU L-fucose mutarotase OS=Escherichia coli O17:K52:H18 GN=fucU MLKTISPLISPELLKVLAEMGHGDEIIFSDAHFPAHSMGPQVIRADGLLVSDLLQAIIPL FELDSYAPPLVMMAAVEGDTLDPEVERRYRNALSLQAPCPDIIRINRFAFYERAQKAFAI VITGERAKYGNILLKKGVTP