Please note: Wiley Blackwell are not responsible for the content or functionality of any supporting information supplied by the authors. Any queries (other than missing material) should be directed to the New Phytologist Central Office.

nph12812-sup-0001-TableS1-FigsS1-S6.docWord document4706K

Fig. S1 The T-DNA positions and gene expressions of hap5a and xth21 mutants.

Fig. S2 Freezing stress resistance of AtHAP5A and AtXTH21 overexpressing plants in soil.

Fig. S3 GUS staining of representative tobacco leaves infiltrated with different combinations of effector and reporter.

Fig. S4 The seed germination ratios of different lines scored as emerged radicals in the presence of various concentrations of ABA.

Fig. S5 The effects of AtHAP5A and AtXTH21 expressions on the expression of CBFs.

Fig. S6 Modulation of AtHAP5A and AtXTH21 expression affect ABA-related genes.

Table S1 The primers used in this study