The datasets used and analysed during the current study are available from the corresponding author upon reasonable request. The genome sequences of LOC_Os11g36920, LOC_Os11g36930, LOC_Os11g36940 and LOC_Os11g36950 can be found in the NCBI database (http://www.ncbi.nlm.nih.gov/), and the GenBank accession numbers are ABA94482.1, ABA94483.1, ABA94484.1, ABA94485.1, respectively. All data generated or analysed during this study are included in this published article.