Top organisms in GenBank (Release 191)[9] Organism base pairs Homo sapiens 1.6310774187×10^10 Mus musculus 9.974977889×10^9 Rattus norvegicus 6.521253272×10^9 Bos taurus 5.386258455×10^9 Zea mays 5.062731057×10^9 Sus scrofa 4.88786186×10^9 Danio rerio 3.120857462×10^9 Strongylocentrotus purpuratus 1.435236534×10^9 Macaca mulatta 1.256203101×10^9 Oryza sativa Japonica Group 1.255686573×10^9 Nicotiana tabacum 1.197357811×10^9 Xenopus (Silurana) tropicalis 1.249938611×10^9 Drosophila melanogaster 1.11996522×10^9 Pan troglodytes 1.008323292×10^9 Arabidopsis thaliana 1.144226616×10^9 Canis lupus familiaris 951,238,343 Vitis vinifera 999,010,073 Gallus gallus 899,631,338 Glycine max 906,638,854 Triticum aestivum 898,689,329