>sp|Q1C377|RIBB_YERPA 3,4-dihydroxy-2-butanone 4-phosphate synthase OS=Yersinia pestis bv. Antiqua GN=ribB MNQTLLSDFGTPVERVERAIDALRNGRGVMVLDDESRENEGDMVFAAEAMTLEQMALTIR HGSGIVCLCITDERRQQLDLPMMVTHNSSQFQTAFTVTIEAAEGVTTGVSAADRLTTIRK AIADNAKPADLNRPGHVFPLRGQPGGVLSRRGHTEASIDLATLAGYKPAGVLCELTNDDG SMAHAPEVIAFAKLHDMPVVTIDDLAAYLQSRAKKAS