Files in this Data Supplement:

• Supplemental file 1 - Supplemental figure legends.
  MS Word document, 26K.
• Supplemental file 2 - Supplemental Fig. S1 (Multiple sequence alignment of representative Dcp1 proteins with C. elegans Dcp1), S2 (Multiple sequence alignment of the core region of Dcp2 proteins with C. elegans Dcp2), S3 (Illustration of representative cap-labeled RNA substrates and confirmation of cap structures by P1 nuclease characterization), and S4 (Oligonucleotides for Dcp1 and Dcp2 open reading frames).
  Zipped PDF document, 658K.