supported by National High-tech R&D Program of China [2012AA02A702, 2012AA022103]
3,4-Dihydroxy-2-butanone 4-phosphate (DHBP) and GTP are the precursors for riboflavin biosynthesis. In this research, improving the precursor supply for riboflavin production was attempted by overexpressing ribB and...
Supported by the National Natural Science Foundation of China(20536040); the State Key Development Program for Basic Research of China(2007CB707802); the Development Project of Science and Technology of Tianjin(05YFGZGX04500)
Fragment containing the whole riboflavin(rib)operons of B.cereus ATCC14579 was detected from GenBank and annotated.The rib operon of ATCC14579 was cloned with Pn,its native promoter,or with P43,the vegetative growth p...