Figure 1 (IMAGE) The Protein Society Caption Figure 1. A phylogentic tree of life, with branches colored red when there is at least one entry in the BRENDA database for enzymes in organisms in that branch. From Figure 1 of Vickers CJ, Fraga D, Patrick WM. Protein Sci. 2021. doi: 10.1002/pro.4041. Credit Vickers CJ, Fraga D, Patrick WM. Protein Sci. 2021 Usage Restrictions None License Original 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.