Table 3. Description of identified gene isoforms classes.

Description	Transcripts	%
Exonic overlap with reference on the opposite strand	937	0.6
Generic exonic overlap with a reference transcript	692	0.4
Potentially novel isoform: at least one splice junction is shared with a reference transcript	45580	28.2
Complete match	74122	45.9
No reference transcript overlap	40030	24.8
Total number of transcripts	161362	100