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Table 1 General features of the H. mustelae genome, and those of selected Campylobacterales

From: Comparative genomics and proteomics of Helicobacter mustelae, an ulcerogenic and carcinogenic gastric pathogen

Species Helicobacter mustelae Helicobacter pylori Helicobacter acinonychis Helicobacter hepaticus Campylobacter jejuni Wolinella succinogenes
Strain ATCC43772
12198
26695 [28] J99 [27] Sheeba [30] ATCC 51449 [29] NCTC 11168 [31] DSM 1740 [34]
Host(s) Ferrets Human Human Large felines Rodent Human & avian Bovine
Genome size (bp) 1,578,097 1,667,867 1,643,831 1,553,928 1,799,146 1,641,481 2,110,355
GC content (%) 42.47 39.0 39.0 38.2 35.9 30.6 48.5
Predicted ORFs 1,403 1,590 (1,552 [143]) 1,495 1,611 1,875 1,654 2,046
Coding area (%) 91.9% 91.0 90.8 89.7 93.0 94.3 93.0
Av.gene length (bp) 995 945 998 865 1,082 948 964
Plasmids None None* None* One None None§ None
Phages and phage-like elements 4 phage genes None None 41 phage genes in two prophage 3 phage genes None Prophage-tRNAmet
IS elements None IS605, IS606 IS605 (partial), IS606 ISHa1675 None Cj0752 (partial) ISWsu1302, ISWsu1203
Genomic islands None cag PAI cag PAI HAcG1 integron HHGI1 None WsuGI I and II
Regions of deviating GC content Autotransporter genes, flagellin modification, surface proteins Genomic islets & islands, DNA-restriction/modification system, translation machinery Genomic islets & islands, DNA-restriction/modification system, translation machinery Hypotheticals and plasmid-related genes Genomic islets & islands, DNA-restriction/modification system, translation machinery EPS/LOS synthesis & flagella modification Genomic islets & islands, DNA-restriction/modification system, translation machinery
  1. Without a pseudogene qualifier
  2. *Plasmids have been identified and/or sequenced in many other strains, reviewed in ref. [35].