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(A). Protein positioning within the retroelement composite map. (B). Protein-D4a contact points. (C-D). Interactions that form the RNA-protein anchor points. (E). Protein stabilization of EBS1 and EBS3 loops. (F-G). Amino acids that rigidify the EBS1 and EBS3 loops (H). R308 joins EBS1 and EBS3 together.
