SRR3652860

This is a small-RNA (miRNA-Seq) library from mouse, with read lengths (~50 bp) and quality already typical of microRNA profiling. Overall it is a solid, fully measured assessment (evidence_strength=1) earning a B: base quality is excellent — pct_q30 of 89.3% and a mean base quality of 34 mean the reads are accurate enough to trust for confident miRNA quantification, and adapter content scored a clean 0%, which is reassuring for short-insert libraries where adapter read-through is a common failure. The grade was held back almost entirely by an 86.67% duplication rate, which zeroed out that metric; however, in a miRNA-Seq context very high duplication is largely expected and partly biological (a small repertoire of highly abundant mature miRNAs sequenced deeply), so it should be interpreted as a caution about library complexity rather than disqualifying contamination. For reuse, these data are dependable for relative miRNA abundance and differential-expression analysis, but the duplication level means you should rely on UMIs or collapsed-read counting if available and be cautious treating raw read depth as independent observations.