Table 7 Species names and the numbers of introns used in this study. Short name Full name Version Number of introns Human Homo sapiens, hg19 191,918 Orangutan Pongo pygmaeus abelii ponAbe2 108,083 Macaque Macaca mulatta rheMac2 135,376 Cow Bos taurus bosTau4 155,350 Panda Ailuropoda melanoleuca ailMel1 136,011 Horse Equus caballus equCab2 128,897 Elephant Loxodonta africana loxAfr3 127,667 Mouse Mus musculus mm9 183,175 Rat Rattus norvegicus rn4 154,905 Guinea pig Cavia porcellus cavPor3 119,495 Opossum Monodelphis domestica monDom5 137,533 Platypus Ornithorhynchus anatinus ornAna1 101,406 Chicken Gallus gallus galGal3 128,491 Anole Anolis carolinensis anoCar2 122,041 Frog Xenopus tropicalis xenTro3 136,091 Zebrafish Danio rerio danRer7 207,279