The R-loop grammar predicts R-loop formation under different topological constraints. - Margherita Maria Ferrari; Svetlana Poznanovic; Manda Riehl; Jacob Lusk; Stella Hartono; Georgina Gonzalez-Isunza; Frédéric Chedin; Mariel Vázquez; Natasa Jonoska (PLoS Comput. Biol., 2025)