Table 1.

The number of dominantly expressed genes of the β homoeologs among the three subgenomes LF, MF1, and MF2 in the parental genomes B. rapa or B. oleracea, as well as in the allotetraploid subgenomes rapa or oleracea of F₁, F₂, F₅, and F₈

	rapa					oleracea
Samples	Comparison	Greater or less	P value**	Two folds	P value	Comparison	Greater or less	P value	Two folds	P value
Parents	LF>MF1	2,451	4.57×10−22	1,696	1.67×10−20	LF>MF1	2,320	1.67×10−15	1,657	2.23×10−21
	LF<MF1	1,820		1,197		LF<MF1	1,808		1,154
	LF>MF2	2,141	2.49×10−21	1,521	4.62×10−27	LF>MF2	2,062	7.00×10−16	1,445	1.54×10−16
	LF<MF2	1,564		983		LF<MF2		1,575		1,034
	MF1>MF2	1,320	3.70×10−02	912	2.08×10−01	MF1>MF2	1,265	2.69×10−01	898	4.90×10−01
	MF1<MF2	1,214		858		MF1<MF2	1,209		868
F1	LF>MF1	2,362	3.07×10−18	1,622	2.51×10−19	LF>MF1	2,299	7.77×10−15	1,609	1.12×10−18
	LF<MF1	1,800		1,149		LF<MF1	1,801		1,146
	LF>MF2	2,051	7.09×10−17	1,427	3.23×10−21	LF>MF2	2,041	9.68×10−15	1,420	2.39×10−15
	LF<MF2	1,550		965		LF<MF2	1,575		1,028
	MF1>MF2	1,242	7.32×10−01	851	7.33×10−01	MF1>MF2	1,253	2.66×10−01	876	3.10×10−01
	MF1<MF2	1,224		836		MF1<MF2	1,197		833
F2	LF>MF1	2,355	4.85×10−14	1,653	4.69×10−13	LF>MF1	2,312	1.22×10−14	1,642	3.40×10−18
	LF<MF1	1,865		1,262		LF<MF1	1,816		1,180
	LF>MF2	2,060	1.39×10−15	1,484	1.71×10−18	LF>MF2	2,042	1.15×10−13	1,470	5.24×10−16
	LF<MF2	1,578		1,043		LF<MF2	1,594		1,062
	MF1>MF2	1,276	2.62×10−01	885	5.18×10−01	MF1>MF2	1,286	7.74×10−02	896	3.04×10−01
	MF1<MF2	1,219		857		MF1<MF2	1,197		852
F5A *	LF>MF1	2,113	2.20×10−01	1,512	1.91×10−01	LF>MF1	2,644	1.66×10−80	2,097	1.69×10−90
	LF<MF1	2,033		1,440		LF<MF1	1,438		988
	LF>MF2	1,794	8.80×10−01	1,287	5.52×10−01	LF>MF2	2,533	2.13×10−143	2,103	9.99×10−158
	LF<MF2	1,784		1,256		LF<MF2	1,033		713
	MF1>MF2	1,205	2.51×10−01	840	2.79×10−01	MF1>MF2	1,267	4.59×10−09	1,022	5.31×10−09
	MF1<MF2	1,263		886		MF1<MF2	988		774
F8A *	LF>MF1	2,502	1.77×10−57	2,012	1.68×10−70	LF>MF1	2,004	9.62×10−01	1,492	2.51×10−01
	LF<MF1	1,496		1,039		LF<MF1	2,008		1,429
	LF>MF2	1,952	9.20×10−11	1,472	4.66×10−14	LF>MF2	1,969	6.10×10−13	1,515	1.64×10−19
	LF<MF2	1,567		1,090		LF<MF2	1,542		1,057
	MF1>MF2	1,005	1.44×10−14	744	6.49×10−16	MF1>MF2	1,331	2.76×10−07	1,036	5.99×10−09
	MF1<MF2	1,381		1,090		MF1<MF2	1,078		787
ZS11	LF>MF1	2,264	2.62×10−09	1,711	8.95×10−12	LF>MF1	2,281	6.94×10−14	1,707	3.17×10−14
	LF<MF1	1,880		1,334		LF<MF1	1,802		1,291
	LF>MF2	2,066	2.08×10−17	1,540	1.09×10−17	LF>MF2	2,046	3.88×10−16	1,536	1.79×10−19
	LF<MF2	1,555		1,100		LF<MF2	1,557		1,075
	MF1>MF2	1,268	1.77×10−01	939	3.88×10−01	MF1>MF2	1,259	2.26×10−01	925	6.57×10−01
	MF1<MF2	1,200		901		MF1<MF2	1,198		905

^*: Full datasets including that of F₅B, F₅C, F₈B, and F₈C are listed in SI Appendix, Table S1.

^**: Binomial test.