Files in this Data Supplement:

• Supplemental file 1 - Fig. S1 (SUMO-1 binding does not interfere with DNA binding) and S2 (DNA glycosylase activity of in vitro-translated TDG and SUMO-binding motif point, mutants)
  Zipped PDF document, 126K.
• Supplemental file 2 - Fig. S3 (SUMO-1 binding activity of MCF-7-expressed TDG resides in amino- and carboxy-terminal motifs) and S4 (SUMO binding motif mutants bind CBP in vitro)
  Zipped PDF document, 94K.
• Supplemental file 3 - Fig. S5 (Sumoylation sites in CBP are not required for activation by TDG) and S6 (Sumoylated TDG possesses robust G:U processing activity)
  Zipped PDF document, 75K.