TABLE 3.

Comparison of recombination frequencies of reciprocal interactions

Reciprocal interactions compared padh1-loxP × ura4-loxP	Recombinants/103 CPU	Ratios of recombination frequencies
A. Not involving arg7
arg1 × his1; his1 × arg1	16.3 vs. 14	1.16
arg1 × lys4; lys4 × arg1	4.5 vs. 3.7	1.22
arg1 × lys3; lys3 × arg1	8.2 vs. 6.3	1.3
his1 × lys4; lys4 × his1	4.5 vs. 4.4	1.02
lys4 × lys3; lys3 × lys4	14.6 vs. 13	1.12
lys3 × his1; his1 × lys3 transa	5.1 vs. 2.3	2.22
lys3 × his1; his1 × lys3 cisb	6.6 vs. 5.9	1.12
B. Involving arg7
arg1 × arg7; arg7 × arg1	31.3 vs. 7.7	4.06
his1 × arg7; arg7 × his1	20.1 vs. 3.5	5.74
lys3 × arg7; arg7 × lys3	40.3 vs. 4.5	8.96
lys4 × arg7; arg7 × lys4 transa	34.2 vs. 5.5	6.22
lys4 × arg7; arg7 × lys4 cisb	27.3 vs. 6.2	4.4

^atrans, interhomolog trans interaction.

^bcis, intrachromosomal interaction.