Fig. 3
![Fig. 3](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs12870-021-02992-w/MediaObjects/12870_2021_2992_Fig3_HTML.png)
Potential cis-elements in a 2 kb 5′ flanking region upstream from the start codon of each GhWAK. The number of each cis-element was shown, and the back-color changes from blue to red as the number increase. All cis-regulatory elements were classified into four groups, including hormones, biotic, abiotic and light