Files in this Data Supplement:

• Supplemental file 1 - Supplemental text, Fig. S1 (Distribution of rRNA gene activity in a contiguous array of 113 rDNA arrays), and Tables S1 and S2 (Arrangement of gene activity when considered as neighboring gene pairs [S1] and in 35S-5S-35S triplets [S2]), S3 (Different types of rDNA repeats in blocks 1 to 11), and S4 (Relative distribution of different types of rDNA repeats by Spearman rank order correlation).
  PDF file, 84K.
• Supplemental file 2 - Table S5 (All EM-derived data for activity of 5S genes in different yeast strains).
  PDF file, 20K.