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Fig. 5. Comparison of full-length GlycineDREB1 amino acid sequence with other dicot homologs. GlyDREB1 = Glycine soja dehydration responsive element binding factor cloned in this study (AY802779); AtDREB1B = Arabidopsis thaliana DREB1B (NP_567721); CaDREB1 = Capsicum annuum DREB1 protein (AAR88363); LeCBF1 = Lycopersicon esculentum C-repeat binding factor CBF1 (Aak57551); PnDREB1 = Prunus avium DREB1 protein (BAC20184). The conserved amino acid sequences are highlighted in black (identical) and gray (similar). The position of the signature AP2 domain is underlined. The consistent PKKRAGRKKFRETRHP located immediately upstream of AP2 was labeled as nuclear-localization signal. The variable C-terminal extension is in the gray box. The conserved DSAW motif at the end of AP2 domain is indicated with the dashed double lines. The consistent valine (V14) and glutamic acid (E19) in the AP2 domain are indicated with triangle.