Table I. Summary of differentially expressed genes by ahk2 ahk3 mutations compared with the wild type under cold at 1°C for 2 h.

Comparison	Up	Down	Total
1. Col-0 (−cold) versus Col-0 (+cold)	286	156	442
2. Col-0 (−cold) versus ahk2 ahk3 (−cold)	2,282	2,072	4,354
3. Col-0 (+cold) versus ahk2 ahk3 (+cold)	1,484	1,594	3,078
4. ahk2 ahk3 (−cold) versus ahk2 ahk3 (+cold)	520	420	940
5. Comparison between 1 and 4	–	–	1,162
6. Comparison between 1 and 4 (FDR < 0.1%)	245	395	640