bioRxiv preprint doi: https://doi.org/10.1101/2020.04.30.071514; this version posted May 2, 2020. The copyright holder for this preprint (which was not certified by peer review) is the author/funder, who has granted bioRxiv a license to display the preprint in perpetuity. It is made available under aCC-BY-NC-ND 4.0 International license. 1 Acinetobacter baumannii NCIMB8209: A rare environmental strain displaying 2 extensive insertion sequence-mediated genome remodeling resulting in the loss of exposed 3 cell structures and defensive mechanisms 4 5 Guillermo D. Repizoa#, Martín Espariza, Joana L. Seravallea, Juan Ignacio Díaz Miloslavicha, 6 Bruno A. Steimbrücha, Howard A. Shumanb and Alejandro M. Vialea#. 7 (a) Instituto de Biologia Molecular y Celular de Rosario (IBR, CONICET), Departamento de 8 Microbiologia, Facultad de Ciencias Bioquimicas y Farmaceuticas, Universidad Nacional de 9 Rosario, Rosario, Argentina 10 (b) Department of Microbiology, University of Chicago, Chicago, Illinois, USA. 11 12 # Address correspondence to Guillermo D. Repizo,
[email protected]; Alejandro M. 13 Viale,
[email protected]. 14 Running title: A. baumannii NCIMB8209 genomic analysis 15 Keywords: Environmental Acinetobacter baumannii, pre-antibiotic era Acinetobacter 16 baumannii, environmental reservoirs, comparative genomics, insertion sequences, virulence 17 factors, comparative genomics. 18 Word count: 250 (abstract), 145 (impact), 9,016 (text without references). 19 20 21 1 bioRxiv preprint doi: https://doi.org/10.1101/2020.04.30.071514; this version posted May 2, 2020. The copyright holder for this preprint (which was not certified by peer review) is the author/funder, who has granted bioRxiv a license to display the preprint in perpetuity.