Files in this Data Supplement:

• Supplemental file 1 - Supplemental figure 1, Alignment of FKBPs from photosynthetic organisms and E. coli.
  Zipped text file.
• Supplemental file 2 - Supplemental figure 2, Alignment of cyclophilins from photosynthetic organisms.
  Zipped MS Word document.
• Supplemental file 3 - Supplemental figure 3, FKBP and cyclophilin sequences used in this study, as output from the alignments.
  Zipped MS Word document.