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Table 2 Pollen exine formation-related genes showed changed expression

From: Comparative transcriptome analysis and ChIP-sequencing reveals stage-specific gene expression and regulation profiles associated with pollen wall formation in Brassica rapa

Classification Brassica rapa Arabidopsis
Locus B1/A1 B2/A2 B3/A3 B4/A4 B5/A5 Locus Gene name Gene expression pattern
Lipid metabolism Bra038691 − 2.7 4.0 − 2.8 AT3G11980 MS2 tapetum shortly after release of microspore from tetrad
Bra033272 −2.6 3.6 −6.1 5.6 AT1G01280 CYP703A2 tapetum and microspore specific
Bra004386 −1.4 1.7 −4.0 AT1G69500 CYP704B1 anther-specific
Phenolic metabolism Bra036646 −2.4 1.4 −8.5 AT1G62940 ACOS5 tapetum-specific
Bra011566 −1.7 2.5 −8.1 AT4G34850 PKSA tapetum-specific
Bra017147 −1.7 3.3 −6.5 AT1G02050 PKSB tapetum-specific
Bra004316 −3.0 −4.4 AT1G68540 TKPR2 tapetum-specific
Transporters Bra039378 1.5 −3.2 AT3G13220 ABCG26 tapetum-specific
Bra005048 1.4 −5.2 AT2G39350 ABCG1 tapetum-specific
Bra026352 2.3 AT4G27420 ABCG9 tapetum-specific
Bra021598 4.2 4.6 4.7 AT2G29940 ABCG31 tapetum-specific
Bra000469 1.9 3.9 3.3 3.3 AT2G29940 ABCG31 tapetum-specific
Bra014776 3.2 3.5 2.0 2.7 AT3G55090 ABCG16 tapetum-specific
Bra038907 −1.8 −8.9 At3G51590 LTP12 anther wall tapetum
Bra028294 −2.8 −6.8 AT5G52160 flower stage 9
Bra009282 −2.1 AT5G07230 flower stage 9,10,11
Bra012819 −3.9 −8.2 AT3G52130 flower stage 9
Transcription factors Bra013519 −3.0 4.3 5.3 AT4G21330 DYT1 highly expressed in the tapetum, meiocytes and microspores
Bra002004 −1.4 1.9   AT2G16910 AMS tapetum
Bra013041 −1.2 AT2G16910 AMS tapetum
Bra002847 3.8 −6.1 AT5G56110 MYB80 tapetum, middle layers and developing microspores
Bra035604 2.2 −8.9 AT5G56110 MYB80 tapetum, middle layers and developing microspores
Bra002401 5.3 −3.7 AT5G22260 MS1 tapetum shortly after microspore release from tetrad
Bra004689 1.7 AT2G42380 bZIP34 anthers and pistils
  1. All values are expressed in terms of log2FC (fold change), so that positive values indicate depression of gene expression in male sterile line ‘Bcajh97-01A’. Shot dashes represent either no significant difference or no expression