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. Author manuscript; available in PMC: 2011 Sep 24.
Published in final edited form as: Nature. 2010 Dec 22;471(7339):473–479. doi: 10.1038/nature09715

Table 1.

Classification of Alternative Splicing Events

FlyBase r5.12
 modENCODE
 New Events
 Short Poly(A)+ RNA-Seq
 Significantly Changing
Cassette Exons graphic file with name nihms256122t1.jpg 793 2,717 2,014 2,369 1,539
Alternative 5’ Splice Sites graphic file with name nihms256122t2.jpg 843 5,192 4,599 4,583 3,142
Alternative 3’ Splice Sites graphic file with name nihms256122t3.jpg 879 6,253 5,505 5,579 3,242
Mutually Exclusive Exons graphic file with name nihms256122t4.jpg 229 251 123 228 226
Coordinate Cassette Exons graphic file with name nihms256122t5.jpg 301 1,227 979 992 467
Alternative First Exons graphic file with name nihms256122t6.jpg 1,767 4,936 3,442 4,473 3,996
Alternative Last Exons graphic file with name nihms256122t7.jpg 227 604 553 553 471
Retained/Unprocessed Introns graphic file with name nihms256122t8.jpg 1,434 2,679 (5,667) 1,275 (4,263) 2,439 (35,641) 868 (8,998)
6,473 23,859 (26,847) 18,490 (21,478) 21,216 (54,418) 13,951 (22,081)

The number of retained/unprocessed introns indicated in parentheses indicates the total number identified, while the number not in parentheses indicates the subset of identified events that have been validated by cDNA sequences or FlyBase 5.12 annotations.