Protein Rings in E. coli The protein rings observed in E. coli gave the researchers insight into the way the proteins were organized within the cell division complex. Date: 28 April 2016 Copyright OIST (Okinawa Institute of Science and Technology Graduate University, 沖縄科学技術大学院大学). Creative Commons Attribution 4.0 International License (CC BY 4.0). Download full-resolution image Share on: