TABLE 3.

Discovery of mutations and truncations in Z-lines relative to balancer breakpoints

	Screens	Average length	Mutations	Mutations per screen	Truncations
Z2 screens
≤1 cM	21	1449	198	9.5	9
>1 cM	47	1447	323	6.9	14
≤2 cM	35	1439	300	8.6	11
>2 cM	33	1457	221	6.7	12
≤3 cM	42	1444	356	8.5	14
>3 cM	26	1453	165	6.3	9
≤4 cM	53	1453	436	8.2	16
>4 cM	15	1433	85	5.7	7
≤5 cM	57	1439	469	8.2	18
>5 cM	11	1492	52	4.7	5
Z3 screens
≤1 cM	69	1410	683	10.0	36
>1 cM	95	1445	804	8.5	32
≤2 cM	81	1424	807	10.0	41
>2 cM	83	1438	680	8.2	27
≤3 cM	97	1423	981*	10.2	51**
>3 cM	67	1442	506	7.5	17
≤4 cM	102	1427	1025*	10.1	51*
>4 cM	62	1437	462	7.5	17
≤5 cM	112	1424	1093	9.8	53
>5 cM	52	1447	394	7.6	15

*P < 0.1; **P < 0.05.