Plants were grown in soil in growth chamber with 16 hours of light for 5 weeks. Immature inflorescence was harvested ~2 hours after dark. Tissue included inflorescence meristem and early stage floral buds (up to Stage 11/12). Total RNA was isolated using TRIzol reagent.
Data processing
To determine the abundance value for each signature in the library, we counded the number of occurence of each signature in the specific library to give us the Raw or the abundance value.