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. Author manuscript; available in PMC: 2010 May 1.
Published in final edited form as: Nat Struct Mol Biol. 2009 Oct 11;16(11):1128–1133. doi: 10.1038/nsmb.1666

Table 2.

Time required to splice introns of different sizes and types.

Gene Intron type Intron number Kb from start Intron size (kb) Time to splice (min) Total gene size (kb)
Utrophin U2 1 0.15 111 5 561
Utrophin U2 13 155 2.8 10 561
Utrophin U2 43 245 1.5 5 561
Utrophin U2 50 285 101 5 561
Ephrin A5 U2 1 0.15 243 5 294
OPA1 U2 18 52 1.2 5 104
ITPR1 U2 44 284 2.1 5 354
CTNNBL1 U2 3 43 9 5 178
CTNNBL1 U2 5 63 7.5 5 178
KiFAP3 U12 7 40 2.7 5 153
CTNNBL1 U12 4 52 11 10 178
SLC9A9 U12 7 270 4.5 10 583
IFT80 U12 2 14.8 3 10 142