>sp|B7LEG4|ISPF_ECO55 2-C-methyl-D-erythritol 2,4-cyclodiphosphate synthase OS=Escherichia coli GN=ispF MRIGHGFDVHAFGGEGPIIIGGVRIPYEKGLLAHSDGDVALHALTDALLGAAALGDIGKL FPDTDPAFKGADSRELLREAWRRIQAKGYTLGNVDVTIIAQAPKMLPHIPQMRVFIAEDL GCHMDDVNVKATTTEKLGFTGRGEGIACEAVALLIKATK