Files in this Data Supplement:

• Supplemental file 1 - Photographs of biofilm samples (Fig. S1); circular diagram of the genome of Leptospirillum group III and orthologs in Leptospirillum group II (Fig. S2); hierarchical clustering of protein abundance (NSAF) values of orthologous proteins in Leptospirillum groups II and III (Fig. S3); ClustalW phylogram of the 20S proteasome subunits α and β of Leptospirillum groups II and III (Fig. S4); diagram and sequence of the RNA polymerase sigma 70 subunit RpoD family protein (RpoD) with the fused adenine/guanosine phosphoribosyltransferase (Apt) domain in Leptospirillum group II (Fig. S5).
  Zipped PDF file, 7.5 MB.
• Supplemental file 2 - Annotation and protein prediction of "Leptospirillum rubarum" (group II) and orthologs in "Leptospirillum ferrodiazotrophum" (group III) (Table S1).
  Zipped PDF file, 415K.
• Supplemental file 3 - Annotation and protein prediction of "Leptospirillum ferrodiazotrophum" (group III) and orthologs in "Leptospirillum rubarum" (group II) (Table S2).
  Zipped PDF file, 416K.
• Supplemental file 4 - Components of the cytochrome bc₁ complex, cbb₃ complex, and bd complex in Leptospirillum groups II and III (Table S3).
  Zipped PDF file, 74K.
• Supplemental file 5 - NADH dehydrogenase annotated genes in Leptospirillum group II and orthologs in Leptospirillum group III (Table S4).
  Zipped PDF file, 74K.
• Supplemental file 6 - Annotation and protein prediction of the extrachromosomal plasmid associated with Leptospirillum groups II and III (Table S5).
  Zipped PDF file, 78K.