D793 grain
cDNA for mRNA-seq data analysis was high-throughput sequenced by Fundacin Parque Cientfico de Madrid (FPCM) (S/ Faraday 7, Madrid, Spain) with Illumina Genome Analyzer (GAxII) platform. The quality control of total RNA (Agilents 2100 BioAnalyzer) and the library preparation of poly-A tails-mediated selection (Illumina TruSeq RNA kit) were performed by FPCM.