5Reevers A R, Brikun I A, Cenota W H, et al, Engineering of the methylmalonyl-CoA metabolite node of Saccharopolyspora erythraea for increased erythromycin production[J]. Metab Engin, 2007, 9(3): 293 - 303.
6Wang Y, Wang Y G, Chu J, et al. Improved production of erythromyein A by expression of a heterologous gene encoding S-adenosylmethionine synthetase[J]. Appl Microbiol Blot, 2007, 7(54): 837 - 842.
7Chen Y, Deng W, Wu J Q, et al. Genetic modulation of the overexpression of tailoring genes eryK and eryG leading to the improvement of erythromycin a purity and procuction in Saccharopolyspora erythraea fermentation[J] . Appl Environ Microbiol, 2008, 74(6): 1820-1828.