Figure 1. (IMAGE) Science China Press Caption Evolutionary analysis of the coronaviruses and modeling of the Wuhan coronavirus S-protein interacting with human ACE2. A, Phylogenetic tree of coronaviruses based on full-length genome sequences. B, Amino acid sequence alignment of the RBD domain of coronavirus S-proteins. C, Structural modeling of the Wuhan coronaviruses S-protein complexed with human ACE2 molecule. Credit ©Science China Press Usage Restrictions Use with credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.