An aspect of the present disclosure is a microbial cell that includes a genetic modification resulting in the expression of a deficient form of an endogenous dioxygenase, and a gene encoding an exogenous dioxygenase and a promoter sequence, where the endogenous dioxygenase includes PcaH and PcaG, the exogenous dioxygenase includes LigA and LigB, the microbial cell is capable of growth utilizing at least one of a cellulose decomposition molecule or a lignin decomposition molecule, and the microbial cell is capable of producing 2-hydroxy-2H-pyran-4,6-dicarboxylic acid.
本公开的一个方面是一种微
生物细胞,它包括导致表达内源二氧 化酶缺陷形式的遗传修饰,以及编码外源二氧 化酶的
基因和启动子序列,其中内源二氧 化酶包括 PcaH 和 PcaG、外源二氧化酶包括 LigA 和 LigB,微
生物细胞能够利用
纤维素分解分子或
木质素分解分子中的至少一种进行生长,微
生物细胞能够产生 2-羟基-
2H-吡喃-4,6-二
羧酸。