Upon publication of the original article, Barlow et al. [1], the authors noticed that Fig. 4b contained an inaccuracy when additional data is taken into account. We inferred a loss of GRASP in the common ancestor of cryptophytes and archaeplastids, based on the absence of identified homologues in the data from taxa that we analyzed, which include Cyanidioschyzon merolae as the single representative of red algae.

Department of Cell Biology Faculty of Medicine and Dentistry University of Alberta 5 31 Medical Sciences Building Edmonton Alberta T6G 2H7 Canada

Department of Life Sciences The Natural History Museum Cromwell Road London SW7 5BD UK

Department of Neurology University of Miami Miller School of Medicine 1600 NW 10th Avenue Rosenstiel Medical Science Building 2067 Miami Florida 33136 USA

Department of Parasitology Faculty of Science Charles University Průmyslová 595 252 42 Vestec Czech Republic

BMC Biol. 2018 Mar 7;16(1):27. doi: 10.1186/s12915-018-0492-9. PubMed

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Barlow LD, Nyvltova E, Aguilar M, Tachezy J, Dacks JB. A sophisticated, differentiated Golgi in the ancestor of eukaryotes. BMC Biol. 2018;16:27. doi: 10.1186/s12915-018-0492-9. PubMed DOI PMC