scholarly journals Genetic engineering of Ehrlich pathway modulates production of higher alcohols in engineered Yarrowia lipolytica

2018 ◽  
Vol 19 (2) ◽  
Author(s):  
Ewelina Celińska ◽  
Monika Borkowska ◽  
Wojciech Białas ◽  
Monika Kubiak ◽  
Paulina Korpys ◽  
...  
2020 ◽  
Vol 9 (3) ◽  
pp. 623-633 ◽  
Author(s):  
Yang Gu ◽  
Jingbo Ma ◽  
Yonglian Zhu ◽  
Peng Xu

2013 ◽  
Vol 12 (1) ◽  
pp. 70 ◽  
Author(s):  
Baixi Zhang ◽  
Haiqin Chen ◽  
Min Li ◽  
Zhennan Gu ◽  
Yuanda Song ◽  
...  

2012 ◽  
Vol 159 (1-2) ◽  
pp. 32-37 ◽  
Author(s):  
Takashi Kondo ◽  
Hironori Tezuka ◽  
Jun Ishii ◽  
Fumio Matsuda ◽  
Chiaki Ogino ◽  
...  

2014 ◽  
Vol 69 (5) ◽  
pp. 489-500 ◽  
Author(s):  
Nikolaus Müller

Iminium salt structures are widespread in nature and play an important role in biochemical processes. Among these thiamine diphosphate (ThPP, Vitamine B1) is one of the best known examples. It serves as a cofactor in a variety of different enzymes that are found in all forms of life. During fermentation for the production of alcoholic beverages, ThPP is of great importance not only for the key step (decarboxylation of pyruvate), but also for the formation of secondary metabolites which highly influence the aroma of wine. Thus, enzymatic degradation of amino acids in yeasts via the Ehrlich pathway delivers higher alcohols, fatty acids and esters. In malolactic fermentation, ThPPdependant enzymes (ligases) form new C-C bonds to synthezise the highly aroma-active substance diacetyl. This article summarizes the influence of ThPP on the sensorically important substances during wine making processes.


2020 ◽  
Vol 8 (12) ◽  
pp. 1937
Author(s):  
Young-Kyoung Park ◽  
Jean-Marc Nicaud

Using microorganisms as lipid-production factories holds promise as an alternative method for generating petroleum-based chemicals. The non-conventional yeast Yarrowia lipolytica is an excellent microbial chassis; for example, it can accumulate high levels of lipids and use a broad range of substrates. Furthermore, it is a species for which an array of efficient genetic engineering tools is available. To date, extensive work has been done to metabolically engineer Y. lipolytica to produce usual and unusual lipids. Unusual lipids are scarce in nature but have several useful applications. As a result, they are increasingly becoming the targets of metabolic engineering. Unusual lipids have distinct structures; they can be generated by engineering endogenous lipid synthesis or by introducing heterologous enzymes to alter the functional groups of fatty acids. In this review, we describe current metabolic engineering strategies for improving lipid production and highlight recent researches on unusual lipid production in Y. lipolytica.


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