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author:

Guo, Qiang (Guo, Qiang.) [1] | Zheng, Ling-Jie (Zheng, Ling-Jie.) [2] | Luo, Xuan (Luo, Xuan.) [3] | Gao, Xin-Quan (Gao, Xin-Quan.) [4] | Liu, Chen-Yang (Liu, Chen-Yang.) [5] | Deng, Li (Deng, Li.) [6] | Fan, Li-Hai (Fan, Li-Hai.) [7] (Scholars:范立海) | Zheng, Hui-Dong (Zheng, Hui-Dong.) [8] (Scholars:郑辉东)

Indexed by:

EI SCIE

Abstract:

D-Allulose is considered an ideal alternative to sucrose and has shown tremendous application potential in many fields. Recently, most efforts on production of D-allulose have focused on in vitro enzyme-catalyzed epimerization of cheap hexoses. Here, we proposed an approach to efficiently produce D-allulose through fermentation using metabolically engineered Escherichia coli JM109 (DE3), in which a SecY (Delta P) channel and a D-allulose 3-epimerase (DPEase) were co-expressed, ensuring that D-fructose could be transported in its nonphosphorylated form and then converted into D-allulose by cells. Further deletion of fruA, manXYZ, mak, galE, and fruK and the use of Ni2+ in a medium limited the carbon flux flowing into the byproduct-generating pathways and the Embden-Meyerhof-Parnas (EMP) pathway, achieving a approximate to 0.95 g/g yield of D-allulose on D-fructose using E. coli (DPEase, SecY [Delta P], Delta FruA, Delta ManXYZ, Delta Mak, Delta GalE, Delta FruK) and 8 mu M Ni2+. In fed-batch fermentation, the titer of D-allulose reached approximate to 23.3 g/L.

Keyword:

d-allulose Escherichia coli fermentation metabolic engineering

Community:

  • [ 1 ] [Guo, Qiang]Fuzhou Univ, Coll Chem Engn, Fujian Engn Res Ctr Adv Mfg Technol Fine Chem, Fuzhou 350108, Peoples R China
  • [ 2 ] [Zheng, Ling-Jie]Fuzhou Univ, Coll Chem Engn, Fujian Engn Res Ctr Adv Mfg Technol Fine Chem, Fuzhou 350108, Peoples R China
  • [ 3 ] [Luo, Xuan]Fuzhou Univ, Coll Chem Engn, Fujian Engn Res Ctr Adv Mfg Technol Fine Chem, Fuzhou 350108, Peoples R China
  • [ 4 ] [Gao, Xin-Quan]Fuzhou Univ, Coll Chem Engn, Fujian Engn Res Ctr Adv Mfg Technol Fine Chem, Fuzhou 350108, Peoples R China
  • [ 5 ] [Liu, Chen-Yang]Fuzhou Univ, Coll Chem Engn, Fujian Engn Res Ctr Adv Mfg Technol Fine Chem, Fuzhou 350108, Peoples R China
  • [ 6 ] [Fan, Li-Hai]Fuzhou Univ, Coll Chem Engn, Fujian Engn Res Ctr Adv Mfg Technol Fine Chem, Fuzhou 350108, Peoples R China
  • [ 7 ] [Zheng, Hui-Dong]Fuzhou Univ, Coll Chem Engn, Fujian Engn Res Ctr Adv Mfg Technol Fine Chem, Fuzhou 350108, Peoples R China
  • [ 8 ] [Guo, Qiang]Beijing Univ Chem Technol, Coll Life Sci & Technol, Beijing 100029, Peoples R China
  • [ 9 ] [Deng, Li]Beijing Univ Chem Technol, Coll Life Sci & Technol, Beijing 100029, Peoples R China
  • [ 10 ] [Fan, Li-Hai]Qingyuan Innovat Lab, Quanzhou 362801, Peoples R China
  • [ 11 ] [Zheng, Hui-Dong]Qingyuan Innovat Lab, Quanzhou 362801, Peoples R China

Reprint 's Address:

  • 范立海 郑辉东

    [Fan, Li-Hai]Fuzhou Univ, Coll Chem Engn, Fujian Engn Res Ctr Adv Mfg Technol Fine Chem, Fuzhou 350108, Peoples R China;;[Zheng, Hui-Dong]Fuzhou Univ, Coll Chem Engn, Fujian Engn Res Ctr Adv Mfg Technol Fine Chem, Fuzhou 350108, Peoples R China;;[Fan, Li-Hai]Qingyuan Innovat Lab, Quanzhou 362801, Peoples R China;;[Zheng, Hui-Dong]Qingyuan Innovat Lab, Quanzhou 362801, Peoples R China

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Source :

JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY

ISSN: 0021-8561

Year: 2021

Issue: 45

Volume: 69

Page: 13578-13585

5 . 8 9 5

JCR@2021

5 . 7 0 0

JCR@2023

ESI Discipline: AGRICULTURAL SCIENCES;

ESI HC Threshold:84

JCR Journal Grade:1

CAS Journal Grade:2

Cited Count:

WoS CC Cited Count: 19

SCOPUS Cited Count: 19

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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