Table 1.

Number of WRKY genes identified in plants.

Species	Group I	Subgroup IIa	Subgroup IIb	Subgroup IIc	Subgroup IId	Subgroup IIe	Group III	Total	Genome size(Mb)
Glycine max	32	12	30	41	15	22	24	176	978
Arabidopsis thalianaa	13	4	7	18	7	9	14	72	125
Brachypodium distachyonb	17	3	6	21	6	10	23	86	272
Cucumis sativusa	10	4	4	16	8	7	6	55	367
Lotus japonicusc	12	5	8	13	5	9	7	59	472
Medicago truncatulac	19	6	8	19	8	8	13	81	375
Oryza sativaa	34	4	8	7	11	0	36	100	480
Populus trichocarpad	50	5	9	13	13	4	10	104	485
Vitis viniferaa	12	4	8	16	7	6	6	59	487
Gossypium raimondiie	20	7	16	26	16	13	14	112	737
Gossypium arboreume	19	7	16	26	14	13	14	109	1746

^aData from Ling et al. (2011)

^bdata from Tripathi et al. (2012)

^cdata from Song et al. (2014)

^ddata from He et al. (2012)

^edata from Ding et al. (2015).