From: Cross-species EST alignments reveal novel and conserved alternative splicing events in legumes
 | Medicago | Lotus# | Arabidopsis | Rice |
---|---|---|---|---|
EST/cDNA total | 225,920 | 150,855 | 691,516 | 1,009,754 |
Mapped to genome^ | 104,382 (46.2%) | 22,144 (14.7%)* | 589,254 (85.2%) | 916,825 (90.8%) |
Transcription unit (TU)/Genes | 11,516 | 3,298 | 22,518 | 31,044 |
MultiEST TU/Genes | 8,544 (74.2%) | 1,879 (57.0%) | 19,857 (88.2%) | 26,859 (86.5%) |
Average (Median) ESTs/gene | 9.8 (4) | 6.9 (2) | 26.3 (11) | 30.1 (10) |
Number of Introns | 32,860 | 4,357 | 97,095 | 107,162 |
Average (Median) intron size | 472 (218) | 458 (215) | 171 (101) | 438 (164) |
Long intron (>1000 nt) | 12.7% | 10.9% | 0.7% | 10.7% |
Number of internal exons | 24,600 | 2,717 | 78,911 | 83,668 |
Average (Median) internal exon | 140 (108) | 127 (100) | 164 (114) | 175 (113) |