Files in this Data Supplement:

• Supplemental file 1 - Legends to Tables S1 and S2 and Fig. S1 to S5.
  MS Word document, 40K.
• Supplemental file 2 - Table S1 (Yeast strains used in this work).
  MS Word document, 92K.
• Supplemental file 3 - Table S2A (SGA analysis of RTT109 at 30° C).
  MS Excel file, 28K.
• Supplemental file 4 - Table S2B (SGA analysis of RTT109 at 37° C).
  MS Excel file, 23K.
• Supplemental file 5 - Fig. S1 (Deletion of RTT109 causes elevated γH2A).
  Zipped MS PPT file, 403K.
• Supplemental file 6 - Fig. S2 (Effects on cell cycle of Rtt109 and a K56R mutation).
  MS PPT file, 1.3MB.
• Supplemental file 7 - Fig. S3 (SGA analysis of RTT109).
  Zipped TIF file, 265K.
• Supplemental file 8 - Fig. S4 (Effects of various chaperones on histone acetylation in vitro by Rtt109 or Gcn5).
  Zipped MS PPT file, 828K.
• Supplemental file 9 - Fig. S5 (Protein-protein interactions within the nuclear Hat1 complex).
  MS PPT file, 1MB.