TABLE 5.

Transcription factor binding sites (TFBS) identified in the promoter sequences of soybean osmotin genes and the number of TFs upregulated in expression data.

	Number of cis-elements					Upregulated TFs in drought stressed soybean1
TF family	GmOLPa	GmOLPa-like	GmOLPb	P21	P21-like	Le et al., 2012	Chen et al., 2016	Belamkar et al., 2014
AP2	8	3				17	19	35
AP2; B3	7	12	3	8	10
AT-Hook	135	93	143	67	74	1
bHLH	9	9	3	5	5	9	50	24
bZIP	13	27	23	33	21	9	32	9
C2H2	8	2	13	8	17	6	20	10
bZIP; homeodomain; HD-ZIP	2		4	2	2	3
EIN3	6	5	3	8	11	2	2
GATA	22	6	2	7	5		11	2
Sox	2		2	2	1
Homeodomain	59	58	79	70	54	2	20	7
MADF	6	2	13	12	14		1
MADS box	9	6	4	12	8	1	4	3
Myb/SANT	53	40	48	55	37	27	89	28
NAC; NAM	20	22	14	10	14	30	54	10
SBP	35	52	1	14	1	1
TBP	25	47	83	40	25		4
TCP	1	1	1	6		2	3	1
TCR	12	7	40	12	10
WRKY	21	34	1	2	2	39	56	6
CG-1	2	6			2
GRAS		2					13	5
B3			1		2		6
Motif sequence only	82	96	75	99	68	-	-	-
Others	1	1		1	1	-	-	-

¹Available expression data with gene function annotation. Number of TFs upregulated genes according to each study.