Table 1

Overall distribution of S-AS pairs in the human and mouse genomes

cDNA type

Single bidirectional transcription

Multiple bidirectional transcription

Human

Mouse

Human

Mouse

mRNA-mRNA

2,109

1,879

1,004

720

mRNAs-ESTs

3,299

3,265

3,665

2,227

Total

5,408

5,144

4,669

2,947

Single bidirectional transcription corresponds to those loci in which only one S-AS pair is present. Multiple bidirectional transcription corresponds to those loci in which more than one S-AS pairs is present (at least one gene belongs to more than one S-AS pair).

Galante et al. Genome Biology 2007 8:R40   doi:10.1186/gb-2007-8-3-r40