Table 1. Cre/loxP-mediated chromosome 15 rearrangements.

Chromosome 15 deletions		Deletion Size (base pairs)		DRT/DMC#	Instabilityq
Clone Name	Integration Site	Proximal	Distal	Clones +	Clones +
Δ268F-6a	cen-58,733,512	>18,125,231		0(1)	0(1)
Δ268F-5a,d,m	76,732,559–76,791,779	66,964–126,184		0(3)	0(3)
Δ268F-6b,c,d	76,732,559–76,791,780	66,964–126,184		0(3)	0(3)
loxP-RT	76,858,743–76,858,758	N/A	N/A	N/A	N/A
Δ268-15a,c	76,860,843		2,085	0(2)	0(2)
Δ268-18a,d,m,n	76,982,805		124,047	0(4)	3(4)
Δ268-4c,f,k,q,s,t	76,994,171		135,413	3(3)	3*(6)
Δ268-4a,e,g,m,p,s	77,020,070		161,312	2(4)	2*(6)
Δ268-18t,x	77,113,970		255,212	1(2)	2(2)
Δ268-5c,d	82,480,936		5,622,178	2(2)	2*(2)
Δ268-4d	89,692,218		12,833,460	1(1)	0(1)

^#The number of clones that showed DRT/DMC (total clones scored).

^qThe number of clones that showed>10% of rearrangements of chromosome 15 (total clones scored).

*At least one clone with>90% of cells containing chromosome 15 rearrangements.