library_construction_protocol: Modified from  Low Quantity Single Strand CAGE (LQ-ssCAGE) Maps Regulatory Enhancers and Promoters, 2021, Methods in moleclar biology, DOI: 10.1007/978-1-0716-1597-3_4 RNA-seq (single strand CAGE) for Illumina HiSeq2500 Rapid; Single-Read; 150base, 2 lanes for 6 samples