Design principles of the common Gly-X6-Gly membrane protein building block - Kiana Golden; Catalina Avarvarei; Charlie T. Anderson; Matthew Holcomb; Weiyi Tang; Xiaoping Dai; Minghao Zhang; Colleen A. Mailie; Brittany B. Sanchez; Jason S. Chen; Stefano Forli; Marco Mravic (Proceedings of the National Academy of Sciences, 2025)