Single end fastq file as input?

[pc2001]

Hi,

I have a single end fastq file. Is there an option to change from the default "paired end" so that the program works with a single ended fastq file?

thanks!

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"[fastq_directory]: A folder containing all the paired ended fastq files with the patterns of ***_R1_001.fastq.gz
and ***_R2_001.fastq.gz "