Additional file 2: of ProClaT, a new bioinformatics tool for in silico protein reclassification: case study of DraB, a protein coded from the draTGB operon in Azospirillum brasilense RubelElisa RaittzRoberto CoimbraNilson GehlenMichelly PedrosaFåbio 2016 List of bacterial species having at least 5 genes nif and the presence of the genes nif, nifO, draT and draG. In the list below are all bacterial species that contain at least five essential nif genes according to ProClaT, analyzing the complete genomes of bacteria. The columns indicate the presence of nifHDK, nifENB, nifO, draT and draG genes. (XLSX 14 kb)