Reference: Structural basis of RNA cap modification by SARS-CoV-2 by Thiruselvam Viswanathan, Shailee Arya, Siu-Hong Chan, Shan Qi, Nan Dai, Anurag Misra, Jun-Gyu Park, Fatai Oladunni, Dmytro Kovalskyy, Robert A. Hromas, Luis Martinez-Sobrido and Yogesh K. Gupta, 24 July 2020, Nature Communication