Biosynthesis of 2-methylisoborneol is regulated by chromatic acclimation of Pseudanabaena

Ming Su^1,2,7,*, Jiao Fang^1,8, Zeyu Jia^1,3, Yuliang Su⁴, Yiping Zhu⁵, Bin Wu⁴, John C. Little⁶, Jianwei Yu^1,2,7, Min Yang^1,2,7

1. Key Laboratory of Drinking Water Science and Technology, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, P.O. Box 2871, Beijing, 100085.

2. National Engineering Research Center of Industrial Wastewater Detoxication and Resource Recovery, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, P.O. Box 2871, Beijing, 100085.

3. Yangtze Eco-Environment Engineering Research Center, China Three Gorges Corporation, Beijing, 100038.

4. Zhuhai Water Environment Holdings Group Ltd., Zhuhai, 519020.

5. Shanghai Chengtou Raw Water Co. Ltd., Beiai Rd. 1540, Shanghai, 200125.

6. Department of Civil and Environmental Engineering, Virginia Tech., Blacksburg, VA, 24061-0246.

7. University of Chinese Academy of Sciences, Beijing, 100049.

8. School of Civil Engineering, Chang’an University, Xi’an, 710054.

* Corresponding Author: Ming Su (mingsu@rcees.ac.cn)

Highlights

• Biosynthesisis of 2-methylisoborneol (MIB) is regulated by chromatic acclimation
• MIB is correlated with chlorophyll a abundance regardless with light color
• Green light promote MIB synthesis of phycoerythrin‐containing Pseudanabaena