Additional file 1: Table S1. of Genomic characterization of Ensifer aridi, a proposed new species of nitrogen-fixing rhizobium recovered from Asian, African and American deserts

Nodulation tests on selected leguminous plants. Table S2. Primer efficiencies and correlation factors obtained from quantitative PCR assays. Table S3. List of strains and species used for the phylogenetic analysis (Table S3A) and list of 103 E. meliloti 1021 genes used for the phylogenetic analysis (Table S3B). Table S4. PEG lists from desert isolates corresponding to the 103 most conserved genes among alpha-rhizobia (Table S4A), 84 orthologous genes carried by pSymA in E. meliloti 1021 (Table S4B) or 55 selected genes carried by pSymB (Table S4C). Table S5. Genome sequencing and assembly overviews. Table S6. Frequency of predicted ISs in relation to IS families in the 4 compared Ensifer species. Table S7. Identification of species specific and complete KEGG modules in the 4 compared Ensifer species. Table S8. Phenotypic characteristics. (XLSX 63 kb)