Science Advances

Supplementary Materials

This PDF file includes:

  • Fig. S1. Sequence alignment of the N-terminal region of different transcriptional repressors, TFs, and adapters that interact with TPL/TPR.
  • Fig. S2. Charge distribution surface views of the complex between OsTPR2 TPD and the NINJA EAR motif.
  • Fig. S3. Biochemical and structural characterization of the TPR2 TPD tetramer.
  • Fig. S4. The rOsTPR2 protein contains a zinc finger structure.
  • Fig. S5. Structural overlay of OsTPR2 TPD apo and NINJA peptide–bound structures.
  • Fig. S6. Sequence alignment of the TPD of TPL and TPR proteins from rice (Os) and Arabidopsis (At).
  • Fig. S7. Structure of OsTPR2 TPD in complex with IAA10 EAR peptide.
  • Fig. S8. Structure of OsTPR2 TPD in complex with IAA1 EAR peptide.
  • Fig. S9. Structural comparison of NINJA, IAA10, and IAA1 peptide–bound OsTPR2 TPD structures.
  • Fig. S10. OsTPR2 TPD N176H forms higher-order oligomers.
  • Fig. S11. Relative TPD affinities of different EAR motifs.
  • Fig. S12. Effects of EAR point mutations on TPD binding.

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