Table 3. List of known anther and microspore development-involved genes in Arabidopsis and turnip.

Gene ID	log2 fold change (Ogura-CMS line/ maintainer line)	Up/down-regulation (Ogura-CMS line/ maintainer line)	Arabidopsis			References
			Gene name	Locus	Description
Anther development/Tapetum development and degeneration
TRINITY_DN26683_c5_g2	1.652018	up	RBOHE	AT1G19230	NADPH oxidase	[34]
TRINITY_DN27860_c1_g1	-1.816880	down	AMS	AT2G16910	bHLH transcription factor	[33,35]
TRINITY_DN25433_c1_g3	1.150095	up	BAM1	AT5G65700	Leucine-rich repeat receptor-like serine/threonine-protein kinase	[36]
TRINITY_DN24940_c2_g5	-3.073631	down	bHLH89	AT1G06170	bHLH transcription factor	[37]
TRINITY_DN22984_c1_g2	-2.032122	down	bHLH91	AT2G31210	bHLH transcription factor	[37]
TRINITY_DN22984_c1_g1	-2.529790	down	bHLH91	AT2G31210	bHLH transcription factor	[37]
TRINITY_DN25943_c1_g3	-9.043751	down	ATA20	AT3G15400	Anther 20	[38]
TRINITY_DN25943_c1_g1	-9.481635	down	ATA20	AT3G15400	Anther 20	[38]
TRINITY_DN26731_c0_g2	-1.383573	down	GPAT6	AT2G38110	Glycerol-3-phosphate 2-O-acyltransferase	[39]
TRINITY_DN23446_c2_g8	-2.186224	down	GPAT6	AT2G38110	Glycerol-3-phosphate 2-O-acyltransferase	[39]
TRINITY_DN23672_c1_g1	-1.126727	down	GPAT6	AT2G38110	Glycerol-3-phosphate 2-O-acyltransferase	[39]
Anther dehiscence
TRINITY_DN24200_c1_g2	-3.476626	down	ADPG1	AT3G57510	Polygalacturonase	[40]
TRINITY_DN24097_c1_g2	2.667609	up	ADPG2	AT2G41850	Polygalacturonase	[40]
TRINITY_DN24097_c1_g3	*	up	ADPG2	AT2G41850	Polygalacturonase	[40]
Pollen development
TRINITY_DN25738_c0_g3	-1.398578	down	ASKβ	AT3G61160	Shaggy-like protein kinase	[41]
TRINITY_DN25738_c0_g5	-8.831513	down	ASKβ	AT3G61160	Shaggy-like protein kinase	[41]
TRINITY_DN25738_c0_g2	#	down	ASKβ	AT3G61160	Shaggy-like protein kinase	[41]
TRINITY_DN23175_c0_g2	-6.511601	down	ASKβ	AT3G61160	Shaggy-like protein kinase	[41]
TRINITY_DN25619_c0_g5	-2.895881	down	AtMGT4/AtMRS2-3	AT3G19640	Magnesium transporter	[42]
TRINITY_DN25619_c0_g7	-6.739006	down	AtMGT9/AtMRS2-2	AT5G64560	Magnesium transporter	[43]
TRINITY_DN23465_c1_g2	*	up	Exportin-1	AT5G17020	Exportin protein family protein	[44]
TRINITY_DN24192_c2_g4	#	down	WRKY34	AT4G26440	WRKY transcription factor	[45]
TRINITY_DN24036_c0_g3	-1.197370	down	WRKY2	AT5G56270	WRKY transcription factor	[45]
TRINITY_DN26176_c2_g4	-1.741099	down	WRKY2	AT5G56270	WRKY transcription factor	[45]
TRINITY_DN27988_c0_g1	-8.710511	down	SCP/LBD27	AT3G47870	LBD transcription factor	[46,47]
TRINITY_DN23313_c2_g1	-1.780221	down	MYB32	AT4G34990	R2R3 MYB transcription factor	[48]
TRINITY_DN23983_c0_g5	-1.147885	down	MYB32	AT4G34990	R2R3 MYB transcription factor	[48]
Pollen wall development
TRINITY_DN23912_c2_g2	-4.032420	down	CalS5	AT2G13680	Callose synthase	[49]
TRINITY_DN24310_c1_g1	-6.224270	down	CalS5	AT2G13680	Callose synthase	[49]
TRINITY_DN24929_c2_g3	#	down	ROCK1	AT5G65000	Nucleotide sugar transporter	[50]
TRINITY_DN23139_c0_g6	-5.759143	down	AtbZIP34	AT2G42380	bZIP transcription factor	[51]
TRINITY_DN24551_c0_g3	2.504648	up	CDM1/AtTTP	AT1G68200	CCCH-type zinc finger protein	[52,53]
TRINITY_DN24329_c2_g4	-6.144312	down	QRT1	AT5G55590	Pectinesterase	[54,55]
TRINITY_DN24097_c1_g4	-4.462741	down	QRT2	AT3G07970	Polygalacturonase	[55]
TRINITY_DN22468_c2_g3	-4.018069	down	QRT3	AT4G20050	Polygalacturonase	[56]
TRINITY_DN22996_c2_g9	-5.452547	down	PAB5	AT1G71770	Polyadenylate-binding protein	[35]
TRINITY_DN22996_c2_g5	-4.602617	down	PAB5	AT1G71770	Polyadenylate-binding protein	[35]
TRINITY_DN22996_c2_g10	-5.410000	down	PAB5	AT1G71770	Polyadenylate-binding protein	[35]
TRINITY_DN24807_c1_g1	-8.742684	down	EXL6	AT1G75930	GDSL esterase/lipase	[33]
TRINITY_DN26730_c0_g3	-6.884745	down	EXL6	AT1G75930	GDSL esterase/lipase	[33]
TRINITY_DN27063_c0_g1	-7.907580	down	CHS	AT4G00040	Chalcone synthase	[35]
TRINITY_DN26854_c1_g2	-3.366574	down	CYP98A8	AT1G74540	Cytochrome P450	[33]
Pollen exine development
TRINITY_DN23571_c0_g2	1.261739	up	TKPR1	AT4G35420	Tetraketide α-pyrone reductase 1	[57]
TRINITY_DN25196_c0_g1	2.205715	up	TKPR1	AT4G35420	Tetraketide α-pyrone reductase 1	[57]
TRINITY_DN23571_c0_g1	1.101840	up	TKPR1	AT4G35420	Tetraketide α-pyrone reductase 1	[57]
TRINITY_DN22625_c4_g1	-1.977965	down	AtAPY6	AT2G02970	ATP-diphosphohydrolase	[58]
TRINITY_DN24453_c1_g2	3.497293	up	AtACBP4	AT3G054420	Acyl-CoA-binding protein	[59,60]
Pollen coat formation
TRINITY_DN27258_c1_g1	-1.035989	down	FLP1/CER3	AT5G57800	Aldehyde decarboxylase	[61]
TRINITY_DN25053_c4_g1	-6.822741	down	ABCG9	AT4G27420	ATP binding cassette transporter	[62]
TRINITY_DN27312_c0_g2	-4.364649	down	ABCG31	AT2G29940	ATP binding cassette transporter	[62]
TRINITY_DN27312_c0_g1	-3.151138	down	ABCG31	AT2G29940	ATP binding cassette transporter	[62]
TRINITY_DN22659_c0_g1	-11.567435	down	GRP17	AT5G07530	Oleosin-like protein	[63]
TRINITY_DN23861_c0_g2	-10.827264	down	GRP17	AT5G07530	Oleosin-like protein	[63]
TRINITY_DN22389_c1_g4	#	down	GRP17	AT5G07530	Oleosin-like protein	[63]
Pollen intine development
TRINITY_DN25796_c0_g4	-11.203487	down	FLA3	AT2G24450	Fasciclin-like arabinogalactan protein	[64]
TRINITY_DN21829_c0_g1	-9.421529	down	AGP6	AT5G14380	Arabinogalactan protein	[65]
TRINITY_DN23900_c2_g6	#	down	AGP11	AT3G01700	Arabinogalactan protein	[65]
TRINITY_DN23900_c2_g1	-4.547789	down	AGP11	AT3G01700	Arabinogalactan protein	[65]
TRINITY_DN23148_c0_g1	-2.519718	down	RPG1	AT3G02230	Reversibly glycosylated polypeptide	[66]
TRINITY_DN27324_c0_g2	-1.867440	down	RPG1	AT3G02230	Reversibly glycosylated polypeptide	[66]
TRINITY_DN27324_c0_g1	-1.279723	down	RPG2	AT5G15650	Reversibly glycosylated polypeptide	[66]
TRINITY_DN23148_c0_g5	-2.965583	down	RPG2	AT5G15650	Reversibly glycosylated polypeptide	[66]
TRINITY_DN26054_c1_g12	1.360432	up	ABCG1	AT2G39350	ATP binding cassette transporter	[67]
TRINITY_DN24546_c0_g2	1.303258	up	ABCG1	AT2G39350	ATP binding cassette transporter	[67]

* specifically expressed genes in the Ogura-CMS inflorescences of turnip

# specifically expressed genes in inflorescences of the maintainer fertile (MF) line of turnip.