Table 1.

Myc:Igh translocations

Transgenic line	Primary tumor	Genetic background	Translocations	Other
995 Chr 4 at 98.3 of 154.3 Mb VDJ centromere proximal	4816	C57BL/6, Bcl-xL	4;15	Myc-Sμ (cloning), secretes IgA
	1022	C57BL/6, Bcl-xL	4;15
820 Chr 7 at 122 of 145 Mb VDJ centromere proximal	74149	Mixed, Bcl-xL*	7;15
	74150	Mixed, Bcl-xL	7;15
	74160	Mixed, Bcl-xL	7;15 and 12;18	Secretes IgA
	74162	Mixed, Bcl-xL	12;15
	74163	Mixed, Bcl-xL	7;15	Secretes IgA, Pvt1-Sα (cloning)
	74219	Mixed, Bcl-xL	7;15 and 6;13
	74220	Mixed, Bcl-xL	12;15
	74223	Mixed, Bcl-xL	7;15
	74997	Mixed, Bcl-xL	12;15
	75000	Mixed, Bcl-xL	12;15
	75001	Mixed, Bcl-xL	7;15	Chr 4 insertion into 7;15
	75002†	Mixed, Bcl-xL	7;15	Secretes IgA and IgG2a
	75002†	Mixed, Bcl-xL	12;15
	75004	Mixed, Bcl-xL	12;15
336 Chr 14 near centromere orientation unknown	78286	Mixed, Bcl-xL*	14:15
	79130	Mixed, Bcl-xL	14?;15‡, 15;18, and 1;4	Myc-Sγ2a (cloning)
	79134	Mixed, Bcl-xL	14;15
	79710	Mixed, Bcl-xL	14;15
	79711	Mixed, Bcl-xL	14;15
	79716	Mixed, Bcl-xL	14;15 and 9;16
	80635	Mixed, Bcl-xL	14;15
	80639	Mixed, Bcl-xL	12;15
	80648	Mixed, Bcl-xL	14;15
	82028	Mixed, Bcl-xL	12;15
	82043	Mixed, Bcl-xL	14;15
	82048	Mixed, Bcl-xL	12;15
	82181	Mixed, Bcl-xL	14;15
	83353	Mixed, Bcl-xL	12;15
556 Chr 17 at 89.6 of 95.2 Mb VDJ centromere distal	1854	BALB/cAn	15;17	Interphase, Myc-Sα (cloning)
	2731	C57BL/6, Bcl-xL	not 15;17	Interphase
234 Chr 1 near telomere	78709	Mixed, bclxL*	12;15
	79145	Mixed, bclxL	12;15
	80616	Mixed, Bcl-xL	1;15 and 6;13
	80621	Mixed, Bcl-xL	12;15
	83366	Mixed, Bcl-xL	12;15

*In addition, lines 820, 336, and 234 had a B1-8 VH recombined into one of the endogenous Igh loci (41).

^†The ascites in mouse no. 75002 included two tumor clones.

^‡The ambiguity concerning the translocation in tumor no. 79130 is detailed in the data and legend of Fig. S2.