1 23 Molecular Biology Reports An International Journal on Molecular and Cellular Biology ISSN 0301-4851 Mol Biol Rep DOI 10.1007/s11033-012-1998-9 2C-methyl- d- erythritol 2,4- cyclodiphosphate synthase from Stevia rebaudiana Bertoni is a functional gene Hitesh Kumar, Kashmir Singh & Sanjay Kumar