Fig. 2. Immunohistochemistry of CAATCH1 wild type (WT) and mutant Y147F expressed in Xenopus laevis oocytes. (A) Confocal scanning micrographs of the outer membrane surface of oocytes expressing CAATCH1 (WT or Y147F) and a water-injected control. (B) Cross sections of intact oocytes from A were obtained by confocal microscopy scans focused using depths of field of 2 µm.