Removed exon IDs from their tuples.
Removed exon IDs from their tuples.

cjlee112/pygr,theoryno3/pygr,GenDataPro/pygr,RitwikGupta/pygr,GenDataPro/pygr,RitwikGupta/pygr,cjlee112/pygr,GenDataPro/pygr,cjlee112/pygr,cjlee112/pygr,RitwikGupta/pygr,theoryno3/pygr,theoryno3/pygr