Evolutionary dynamics of U12-type spliceosomal introns

Table 1 Intron state and counts of introns in different species that are orthologous to 621 human U12-type introns.

Compared species	Numb. of availa-ble compa-risons	Numb. of absent introns	Numb. of U2 introns	Number of ambi-guous introns	Number of U12 introns	Proportion of U12 introns shared with the human genome	Total number of U12 introns in the genome	Proportion of conserved U12 introns in a given genome
Pan troglodytes	486	6	0	7	473	0.973	474	0.998
Macaca mulatta	452	14	1	7	430	0.951	434	0.991
Mus musculus	501	11	0	7	483	0.964	490	0.986
Rattus norvegicus	483	15	1	5	462	0.957	469	0.985
Canis familiaris	516	7	0	11	498	0.965	503	0.990
Bos taurus	469	9	2	9	449	0.957	455	0.987
Monodelphis domestica	440	12	1	5	422	0.959	428	0.986
Gallus gallus	391	13	0	9	369	0.944	373	0.989
Fugu rubripes	333	21	6	5	301	0.904	308	0.977
Danio rerio	301	11	6	10	274	0.910	282	0.972
Ciona intestinalis	154	83	29	1	41	0.266	113	0.363
Apis mellifera	161	122	6	2	31	0.193	34	0.912
Drosophila melanogaster	198	169	18	5	6	0.030	16	0.375
Caenorhabditis elegans	96	80	15	1	0	0.000	0	0.000
Arabidopsis thaliana	2	0	0	0	2	1.000	216	0.009

Results shown were automatically inferred based on information in the U12db [18]. For some species manual adjustment resulted in a different final count of U12 introns.

ISSN: 2730-7182