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-044_S68_L001_R1_001.fastq.gz /nephele_data/inputs/zebra-044_S68_L001_R1_001.fastq Processing single-end reads on 16 cores ... Finished in 0.04 s (22 µs/read; 2.75 M reads/minute). === Summary === Total reads processed: 1,896 Reads with adapters: 1,838 (96.9%) Reads written (passing filters): 1,896 (100.0%) Total basepairs processed: 568,800 bp Total written (filtered): 533,886 bp (93.9%) === Adapter 1 === Sequence: GTGYCAGCMGCCGCGGTAA; Type: regular 5'; Length: 19; Trimmed: 1838 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 17 2 0.0 1 2 18 7 0.0 1 1 6 19 1826 0.0 1 1526 300 20 3 0.0 1 0 3