Extended Data Fig. 9: The metal ion identification of all constructs associated to the first splicing reaction and comparison with Tet-S2a.
From: Cryo-EM reveals dynamics of Tetrahymena group I intron self-splicing

(a-e) Metal ions identifications of (a) relaxed pre-TetG264A-S1 (pink), (b) intermediate pre-TetG264A-S1 (cyan), (c) TetG264A-S1 (dark green), (d) relaxed pre-Tet-S1 (green) and (e) intermediate pre-Tet-S1 (grey) compared to Tet-S2a (purple). The missing ions are marked in red.