1 Specific glucoside transporters influence septal structure and function in the 1 filamentous, heterocyst-forming cyanobacterium Anabaena sp. strain PCC 2 7120 3 4 Mercedes Nieves-Morión 1 , Sigal Lechno-Yossef 2 , Rocío López-Igual 1* , José E. Frías 1 , Vicente 5 Mariscal 1 , Dennis J. Nürnberg 3 , Conrad W. Mullineaux 4 , C. Peter Wolk 2 , and Enrique Flores 1# 6 7 1 Instituto de Bioquímica Vegetal y Fotosíntesis, CSIC and Universidad de Sevilla, Américo 8 Vespucio 49, E-41092 Seville, Spain; 2 MSU-DOE Plant Research Laboratory, Michigan State 9 University, East Lansing, Michigan 48824, USA; 3 Department of Life Sciences, Imperial 10 College London, London SW7 2AZ, United Kingdom; 4 School of Biological and Chemical 11 Sciences, Queen Mary University of London, Mile End Road, London E1 4NS, United 12 Kingdom. 13 14 Running head: Glucoside transporters in Anabaena 15 16 #Address correspondence to Enrique Flores, eflores@ibvf.csic.es. 17 18 *Present address: Institut Pasteur, Unité Plasticité du Génome Bactérien, Département Génomes 19 et Génétique, CNRS, Unité Mixte de Recherche 3525, F-75015 Paris, France 20 21 Key words: Cyanobacteria; Glucoside transport; Heterocyst; Intercellular diffusion; Membrane 22 transporters. 23 JB Accepted Manuscript Posted Online 17 January 2017 J. Bacteriol. doi:10.1128/JB.00876-16 Copyright © 2017 American Society for Microbiology. All Rights Reserved. on January 30, 2017 by Queen Mary, University of London http://jb.asm.org/ Downloaded from