Browsing by Funding "Authors thank Silvia Gutierrez Erlandsson from the CNB-CSIC Advanced Light Microscopy facility for technical support and advice during bacterial fluorescence imaging. The professional editing service NB Revisions was used for technical preparation of the text prior to submission. This work was supported by the Ministry of Science, Innovation and Universities of Spain, grants BFU 2014-54181 (to JLC) and PGC2018-099713-B-I00 (to JM)"," and contracts SEV-2013-0347 (to AC)."