Table 3 Classification of S-AS pairs in reference to their orientation and the presence of introns at the genome level for both genes in a pair
From: Sense-antisense pairs in mammals: functional and evolutionary considerations
NAT pair | Human | Mouse | ||||
|---|---|---|---|---|---|---|
| Â | 5'5' | Embedded | 3'3' | 5'5' | Embedded | 3'3' |
Both with intron | 342 (61%) | 351 (35%) | 417 (78%) | 259 (45%) | 394 (49%) | 390 (78%) |
Intron-intronless | 206 (36%) | 645 (64%) | 103 (19%) | 285 (49%) | 398 (50%) | 96 (19%) |
Both intronless | 18 (3%) | 14 (1%) | 13 (3%) | 33 (6%) | 8 (1%) | 16 (3%) |
Total | 566 | 1,010 | 533 | 577 | 800 | 502 |