ctg123	.	mRNA	1300	9000	.	+	.	ID=mrna0001;Name= "sonichedgehog;hehe"
ctg123	.	exon	1300	1500	.	+	.	ID=exon00001;Parent= mrn a0001;Name
ctg123	.	exon	1050	1500	.	+	.	ID=exon00002;Name;Parent=mrna0001

