Additional file 3: Table S1. Comparative analyses of orthologous identified in biological pathways. Orthologous in RNAi pathway a, immune responses b, dauer/diapause pathway c and the synthesis, transportation and metabolism of neurotransmitters d were compared among C. elegans, H. avenae and other 6 nematodes with published genomic data. Cel, Caenorhabditis elegans; CCN, Cereal cyst nematode H. avenae; Gpa, Globodera pallida; Mha, Meloidogyne hapla; Min, Meloidogyne incognita; Bxy, Bursaphelenchus xylophilus; Asu, Ascaris suum; Ppa, Pristionchus pacifics.