Invention Grant
US08048651B2 Methods for the preparation of lysine by fermentation of Corynebacterium glutamicum 有权
谷氨酸棒杆菌发酵制备赖氨酸的方法

Methods for the preparation of lysine by fermentation of Corynebacterium glutamicum
Abstract:
The present invention features methods of increasing the production of a fine chemical, e.g., lysine from a microorganism, e.g., Corynebacterium by way of deregulating an enzyme encoding gene, i.e., fructose-1,6-bisphosphatase. In a preferred embodiment, the invention provides methods of increasing the production of lysine in Corynebacterium glutamicum by way of increasing the expression of fructose-1,6-bisphosphatase activity. The invention also provides a novel process for the production of lysine by way of regulating carbon flux towards oxaloacetate (OAA). In a preferred embodiment, the invention provides methods for the production of lysine by way of utilizing fructose or sucrose as a carbon source.
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