>sp|A7GHE0|RIBB_CLOBL 3,4-dihydroxy-2-butanone 4-phosphate synthase OS=Clostridium botulinum GN=ribB MNESLLTQFGNSLTRVEKALENLKNGKGVLLVDDENRENEGDLIFPAETITVPQMAMLIR ECSGIVCLCLTDEKVKKLGLTQMVSNNTCTYETAFTISIEAKEGVTTGVSAADRVTTILT AVKDDCKPEDLCHPGHVFPLRARAGGVLTRPGHTEGTVDLMRLAGYNPAGILCELTNPDG TMARLPQIINFAKKHNLTILSIEDIIKYKEIVT