Department of Biochemistry, Yong Loo Lin School of Medicine, National University Health System, Medical Drive, 117597, Singapore (Ng F, Tang BL)
Graduate School for Integrative Sciences and Engineering, National University of Singapore, Medical Drive, 117597, Singapore (Tang BL)
The authors are supported by the Graduate School for Integrative Sciences and Engineering, National University of Singapore. We are grateful to the reviewers, whose constructive comments improved the manuscript.