Files in this Data Supplement:
Maximum likelihood-based tree showing the phylogenetic relationship of the bacterial strains from different phylogenetic groups based on the partial sequences of the 16S rRNA gene (Fig. SF1), representative genomic fingerprint profiles of different free-living diazotrophs isolated from the Amazon forest soil (Fig. SF2), and Blast search results of partial sequences of the 16S rRNA gene from the Amazon forest isolates (Table ST1).
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