1. Department of Biochemistry (D.S.K., A.A., S.S., K.J.), Yong Loo Lin School of Medicine, National University Health System, National University of Singapore, Singapore 117597
2. Diabetes Centre, (S.T., S.L.T.P., M.T.K.W., S.C.L., C.F.S.), Khoo Teck Puat Hospital, Singapore 768828
3. Department of Anatomy and Developmental Biology (K.J.), School of Biomedical Sciences, Faculty of Medicine, Nursing and Health Sciences, Monash University, Clayton, Victoria 3800, Australia