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Applied and Environmental Microbiology, November 2009, p. 6941-6943, Vol. 75, No. 21
0099-2240/09/$08.00+0     doi:10.1128/AEM.01867-09
Copyright © 2009, American Society for Microbiology. All Rights Reserved.

L-Ribose Production from L-Arabinose by Using Purified L-Arabinose Isomerase and Mannose-6-Phosphate Isomerase from Geobacillus thermodenitrificans{triangledown}

Soo-Jin Yeom, Nam-Hee Kim, Chang-Su Park, and Deok-Kun Oh*

Department of Bioscience and Biotechnology, Konkuk University, Seoul 143-701, Republic of Korea

Received 4 August 2009/ Accepted 4 September 2009

Two enzymes, L-arabinose isomerase and mannose-6-phosphate isomerase, from Geobacillus thermodenitrificans produced 118 g/liter L-ribose from 500 g/liter L-arabinose at pH 7.0, 70°C, and 1 mM Co2+ for 3 h, with a conversion yield of 23.6% and a volumetric productivity of 39.3 g liter–1 h–1.

* Corresponding author. Mailing address: Department of Bioscience and Biotechnology, Konkuk University, 1 Hwayang-Dong, Gwangjin-Gu, Seoul 143-701, Republic of Korea. Phone: 82-2-454-3118. Fax: 82-2-444-6176. E-mail: deokkun{at}konkuk.ac.kr

{triangledown} Published ahead of print on 11 September 2009.

Applied and Environmental Microbiology, November 2009, p. 6941-6943, Vol. 75, No. 21
0099-2240/09/$08.00+0     doi:10.1128/AEM.01867-09
Copyright © 2009, American Society for Microbiology. All Rights Reserved.





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