Table 1. Genes and related primer sequences selected for Q-PCR analysis.

Gene ID	Primer sequence
At2g32170 (reference gene)	FW: 5′-GTTAAATCATGACCATGGCAGTGT-3′
	RV: 5′-CTACATCAACCAGAGGAACATGTGT-3′
At2g38170 (CAX1)	FW: 5′-GCGACTCAGATTGGCTTATTCG-3′
	RV: 5′-GATCCATATTAATTCCCAAAATCCA-3′
At1g80900 (MRS2-10)	FW: 5′-TTCTCTGTCTGCGCCAGTTTC-3′
	RV: 5′-GGCTCCTTACAATGCTCAAGCT-3′
At3g15990 (SULTR3;4)	FW: 5′-GGTGAAGCTGTGGCTGATCTC-3′
	RV: 5′-GCTCCATCTTCAGAAACAGTCTCTCT-3′
At1g80830 (NRAMP1)	FW: 5′-ACAGGATCTGGACGGTCTCAA-3′
	RV: 5′-GATGAGTGGAGAATTGGAGAAGCT-3′