>sp|Q9WZB5|ISPF_THEMA 2-C-methyl-D-erythritol 2,4-cyclodiphosphate synthase OS=Thermotoga maritima GN=ispF MESDPMFIGFGYDRHPLVEGRRLVLAGVEIDAPLGSLGHSDGDVLSHAIIDALLGAGCLG DIGTWFPETKEYKDANSLDLLKETVKILEERGFSVVNVDATVVASIVKLSPYREKIVENL KSALETSRVNVKFKSGNTLGFEGEERGISAYAVCLVEEKGCTKST