>sp|B6I413|RIBB_ECOSE 3,4-dihydroxy-2-butanone 4-phosphate synthase OS=Escherichia coli GN=ribB MNQTLLSSFGTPFERVENALAALREGRGVMVLDDEDRENEGDMIFPAETMTVEQMALTIR HGSGIVCLCITEDRRKQLDLPMMVENNTSAYGTGFTVTIEAAEGVTTGVSAADRITTVRA AIADGAKPSDLNRPGHVFPLRAQAGGVLTRGGHTEATIDLMTLAGFKPAGVLCELTNDDG TMARAPECIEFANKHNMALVTIEDLVAYRQAHERKAS