Nextflow Registry | nf-core/seqkit/head@0.0.0-0c7146d

nf-core/seqkit/head @ 0.0.0-0c7146d

Subset FASTA/FASTQ files to some number of sequences

filter subset reads fasta fastq seqkit

Latest version: 0.0.0-0c7146d

Total downloads: 1

Source: nf-core/modules

Authors: @zachary-foster

Maintainers: @zachary-foster

Subset FASTA/FASTQ files to some number of sequences

Add the following snippet to your workflow script to include this module.

include { SEQKIT_HEAD } from 'nf-core/seqkit/head'

MIT License

Process

`Name`	`SEQKIT_HEAD`

Input 1 channel

#1 tuple

`meta` map	Groovy Map containing sample information e.g. `[ id:'sample1', single_end:false ]`
`fastqs` file	FASTA or FASTQ files to subset `*.{fa,fasta,fq,fastq}`
`seq_count` integer	The number of sequences to include in the subset

Output 2 channels

#1 subset tuple

`meta` map	Groovy Map containing sample information e.g. `[ id:'sample1', single_end:false ]`
`${prefix}_subset_*` file	Subset FASTA/FASTQ files `*.{fa,fasta,fq,fastq}`

#2 versions_seqkit tuple

`${task.process}` string	The name of the process
`seqkit` string	The name of the tool
`seqkit version \| sed 's/^.*v//'` eval	The expression to obtain the version of the tool

Tool	Description	Homepage
seqkit	A cross-platform and ultrafast toolkit for FASTA/Q file manipulation	https://bioinf.shenwei.me/seqkit/

Version	0.0.0-0c7146d
Commit ID	135d883a43b1a2324b4112cd270cf22e20835533
Release Date	08 Apr 2026 19:12:43 (UTC)
Download URL	https://registry-stage.nextflow.io/api/v1/modules/nf-core%2Fseqkit%2Fhead/0.0.0-0c7146d/download
OCI Store URL	https://public.cr.stage-seqera.io/v2/nextflow/plugin-stage/modules/nf-core/seqkit/head/blobs/sha256:9329dff4ca6ae111e05683b09fc687215186d628f76beb92598b617bb284e71d
Size	2.4 KB
Checksum	sha256:9329dff4ca6ae111e05683b09fc687215186d628f76beb92598b617bb284e71d
Downloads	1

Version	Date	Status	Downloads	Size	Diff
0.0.0-0c7146d	08 Apr 2026 19:12:43 (UTC)		1	2.4 KB	-