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An Enzyme Cascade Reaction for the Recovery of Hydroxytyrosol Dervatives from Olive Mill Wastewater
The valorization of olive mill wastewaters (OMWW), a by‐product of the olive milling, is getting rising attention. Lipophilization of the main phenolic compound 3‐hydroxytyrosol (HT) could facilitate its extraction. An immobilized variant of the promiscuous hydrolase/acyltransferase from Pyrobaculum calidifontis VA1 (PestE) was used to perform acetylation in water using ethyl acetate as acyl donor. PestE was used in a segmented flow setting to allow continuous operation. Additionally, HT precursors were made accessible by pretreatment with almond β‐glucosidase and the hydrolytic activity of PestE_I208A_L209F_N288A.
An Enzyme Cascade Reaction for the Recovery of Hydroxytyrosol Dervatives from Olive Mill Wastewater
The valorization of olive mill wastewaters (OMWW), a by‐product of the olive milling, is getting rising attention. Lipophilization of the main phenolic compound 3‐hydroxytyrosol (HT) could facilitate its extraction. An immobilized variant of the promiscuous hydrolase/acyltransferase from Pyrobaculum calidifontis VA1 (PestE) was used to perform acetylation in water using ethyl acetate as acyl donor. PestE was used in a segmented flow setting to allow continuous operation. Additionally, HT precursors were made accessible by pretreatment with almond β‐glucosidase and the hydrolytic activity of PestE_I208A_L209F_N288A.
An Enzyme Cascade Reaction for the Recovery of Hydroxytyrosol Dervatives from Olive Mill Wastewater
Terholsen, Henrik (author) / Kaur, Jasmin (author) / Kaloudis, Nikolaos (author) / Staudt, Amanda (author) / Pavlidis, Ioannis V. (author) / Bornscheuer, Uwe T. (author)
Chemie Ingenieur Technik ; 94 ; 1860-1863
2022-11-01
4 pages
Article (Journal)
Electronic Resource
English
Olive Mill Wastewater Agronomic Valorization by its Spreading in Olive Grove
Springer Verlag | 2020
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