title: GSM3869840: Unicellular_pollen_sRNAs; Arabidopsis thaliana; ncRNA-Seq
library_construction_protocol: RNA was extracted using Trizol (Invitrogen) sRNA libraries were prepared according to NEBNext Small RNA Library Prep Set for Illumina. PARE libraries were constructed according to Zhai et al (2014) (DOI:10.1016/j.ymeth.2013.06.025). AGO immunoprecipitations were prepared according to McCue et al (2012) (doi: 10.1371/journal.pgen.1002474).