The ygbB protein is a putative enzyme of deoxy-xylulose pathway (terpenoid biosynthesis) [1].

1: Biosynthesis of terpenoids: YgbB protein converts 4-diphosphocytidyl-2C-methyl-D-erythritol 2-phosphate to 2C-methyl-D-erythritol 2,4-cyclodiphosphate. Herz S, Wungsintaweekul J, Schuhr CA, Hecht S, Luttgen H, Sagner S, Fellermeier M, Eisenreich W, Zenk MH, Bacher A, Rohdich F; Proc Natl Acad Sci U S A 2000;97:2486-2490. PMID:10694574