>sp|Q8ZI56|RIBB_YERPE 3,4-dihydroxy-2-butanone 4-phosphate synthase OS=Yersinia pestis GN=ribB MNQTLLSDFGTPVERVERAIDALRNGRGVMVLDDESRENEGDMVFAAEAMTLEQMALTIR HGSGIVCLCITDERRQQLDLPMMVTHNSSQFQTAFTVTIEAAEGVTTGVSAADRLTTIRK AIADNAKPADLNRPGHVFPLRGQPGGVLSRRGHTEASIDLATLAGYKPAGVLCELTNDDG SMAHAPEVIAFAKLHDMPVVTIDDLAAYLQSRAKKAS