TABLE 3.

Primers used for amplification of integration sites^a

Amplification step	Sequence
	Oligonucleotide 1	Oligonucleotide 2
PCR1	ATTCGAAGCGAACAACACTGAC	CCTCTTGCAGTTGCATCCGAC
PCR2	AATGATACGGCGACCACCGAGATCTACACCAGGACTGACGCTATGGTAATTGTTGACCCTTCGGATTACCCG	CAAGCAGAAGACGGCATACGAGATXXXXXXXXXXXXAGTCAGTCAGCCTGATTGACTACCCGTCAGCGG

^aX corresponds to nucleotide positions used as barcodes for sequencing. The set 1 oligonucleotides from PCR1 and PCR2 bind to the linker, while the set 2 oligonucleotides bind to the MLV LTR.