Files in this Data Supplement:

• Supplemental file 1 - Supplemental movie 1, showing live imaging of Fluosphere endocytosis by Giardia trophozoites.
  MOV file, 846K
• Supplemental file 2 - Supplemental movie 2, showing live imaging of DQRed BSA localization in Giardia trophozoites following endocytosis.
  MOV file, 308K
• Supplemental file 3 - Supplemental movie 3, showing live imaging of Giardia trophozoites expressing GICP2::GFP endocytosing DQRed BSA.
  MOV file, 1.8MB
• Supplemental file 4 - Figure S1, showing the cathepsin B-like protease GICP1::GFP colocalized with endocytosed fluorescent albumin.
  TIF file, 1.7MB
• Supplemental file 5 - Figure S2, showing Giardia ER markers.
  TIF file, 2.5MB
• Supplemental file 6 - Figure S3, electron micrographs of Giardia trophozoites showing that the glucose-6-phosphatase activity highlighted the ER-like TVN.
  TIF file, 2.8MB