FastQCFastQC Report
Tue 30 Jun 2026
zr31987_1T_R1.fastq.gz

Summary

[OK]Basic Statistics

MeasureValue
Filenamezr31987_1T_R1.fastq.gz
File typeConventional base calls
EncodingSanger / Illumina 1.9
Total Sequences40658610
Sequences flagged as poor quality0
Sequence length151
%GC50

[OK]Per base sequence quality

Per base quality graph

[OK]Per tile sequence quality

Per base quality graph

[OK]Per sequence quality scores

Per Sequence quality graph

[FAIL]Per base sequence content

Per base sequence content

[WARN]Per sequence GC content

Per sequence GC content graph

[OK]Per base N content

N content graph

[OK]Sequence Length Distribution

Sequence length distribution

[FAIL]Sequence Duplication Levels

Duplication level graph

[WARN]Overrepresented sequences

SequenceCountPercentagePossible Source
AGATCGGAAGAGCACACGTCTGAACTCCAGTCACCCGCGGTTATCTAGTA2128080.5234020543250248TruSeq Adapter, Index 23 (97% over 37bp)
AGATCGGAAGAGCACACGTCTGAACTCCAGTCACCCGCGGTTATCTAGTG1343180.33035561225531324TruSeq Adapter, Index 23 (97% over 37bp)
AGATCGGAAGAGCACACGTCTGAACTCCAGTCACCCGCGGTTATCTGGTG704910.1733728723141298TruSeq Adapter, Index 23 (97% over 37bp)
AGATCGGAAGAGCACACGTCTGAACTCCAGTCACCCGCGGTTATCTGGTA448820.11038744315164734TruSeq Adapter, Index 23 (97% over 37bp)

[FAIL]Adapter Content

Adapter graph

Produced by FastQC (version 0.11.8)