This is cutadapt 4.1 with Python 3.8.13 Command line parameters: --cores 16 --match-read-wildcards --overlap 3 --error-rate 0.1 -g GTGYCAGCMGCCGCGGTAA -o /nephele_data/outputs/cutadapt_trimmed/zebra-076_S100_L001_R1_001.fastq.gz /nephele_data/inputs/zebra-076_S100_L001_R1_001.fastq Processing single-end reads on 16 cores ... Finished in 0.04 s (22 µs/read; 2.69 M reads/minute). === Summary === Total reads processed: 1,841 Reads with adapters: 1,788 (97.1%) Reads written (passing filters): 1,841 (100.0%) Total basepairs processed: 552,300 bp Total written (filtered): 518,338 bp (93.9%) === Adapter 1 === Sequence: GTGYCAGCMGCCGCGGTAA; Type: regular 5'; Length: 19; Trimmed: 1788 times Minimum overlap: 3 No. of allowed errors: 1-9 bp: 0; 10-19 bp: 1 Overview of removed sequences length count expect max.err error counts 13 1 0.0 1 1 17 1 0.0 1 1 18 5 0.0 1 1 4 19 1778 0.0 1 1511 267 20 3 0.0 1 0 3