Description

An ultra-fast metagenomic assembler for large and complex metagenomics

Input

name:type
description
pattern

meta:map

Groovy Map containing sample information and input single, or paired-end FASTA/FASTQ files (optionally decompressed) e.g. [ id:‘test’, single_end

]

reads1:file

A single or list of input FastQ files for single-end or R1 of paired-end library(s), respectively in gzipped or uncompressed FASTQ or FASTA format.

reads2:file

A single or list of input FastQ files for R2 of paired-end library(s), respectively in gzipped or uncompressed FASTQ or FASTA format.

Output

name:type
description
pattern

contigs

meta:map

Groovy Map containing sample information e.g. [ id:‘test’, single_end

]

*.contigs.fa.gz:file

Final final contigs result of the assembly in FASTA format.

*.contigs.fa.gz

k_contigs

meta:map

Groovy Map containing sample information e.g. [ id:‘test’, single_end

]

intermediate_contigs/k*.contigs.fa.gz:file

Contigs assembled from the de Bruijn graph of order-K

k*.contigs.fa.gz

addi_contigs

meta:map

Groovy Map containing sample information e.g. [ id:‘test’, single_end

]

intermediate_contigs/k*.addi.fa.gz:file

Contigs assembled after iteratively removing local low coverage unitigs in the de Bruijn graph of order-K

k*.addi.fa.gz

local_contigs

meta:map

Groovy Map containing sample information e.g. [ id:‘test’, single_end

]

intermediate_contigs/k*.local.fa.gz:file

Contigs of the locally assembled contigs for k=K

k*.local.fa.gz

kfinal_contigs

meta:map

Groovy Map containing sample information e.g. [ id:‘test’, single_end

]

intermediate_contigs/k*.final.contigs.fa.gz:file

Stand-alone contigs for k=K; if local assembly is turned on, the file will be empty

k*.final.contigs.fa.gz

log

meta:map

Groovy Map containing sample information e.g. [ id:‘test’, single_end

]

*.log:file

Log file containing statistics of the assembly output

*.log

versions

versions.yml:file

File containing software versions

versions.yml

Tools

megahit
GPL v3

An ultra-fast single-node solution for large and complex metagenomics assembly via succinct de Bruijn graph

args_id: $args

pigz

Parallel implementation of the gzip algorithm.

args_id: $args2