Exons 2-12 (and intervening introns) of the endogenous robo3 locus have been deleted (approximately 20kb deletion), with 7bp inserted at the deletion site.
ATGCCAA
Exons 2-12 (and intervening introns) of the endogenous robo3 locus have been deleted, with 7bp (ATGCCAA) inserted at the deletion site.