Define where the pipeline should find input data and save output data.

Path to comma-separated file containing information about the samples in the experiment.

required
type: string
pattern: ^\S+\.csv$

You will need to create a design file with information about the samples in your experiment before running the pipeline. Use this parameter to specify its location. It has to be a comma-separated file with 3 columns, and a header row. See usage docs.

The output directory where the results will be saved. You have to use absolute paths to storage on Cloud infrastructure.

required
type: string

Email address for completion summary.

type: string
pattern: ^([a-zA-Z0-9_\-\.]+)@([a-zA-Z0-9_\-\.]+)\.([a-zA-Z]{2,5})$

Set this parameter to your e-mail address to get a summary e-mail with details of the run sent to you when the workflow exits. If set in your user config file (~/.nextflow/config) then you don't need to specify this on the command line for every run.

MultiQC report title. Printed as page header, used for filename if not otherwise specified.

type: string

Reference genome related files and options required for the workflow.

Name of iGenomes reference.

type: string

If using a reference genome configured in the pipeline using iGenomes, use this parameter to give the ID for the reference. This is then used to build the full paths for all required reference genome files e.g. --genome GRCh38.

See the nf-core website docs for more details.

Path to FASTA genome file.

type: string
pattern: ^\S+\.fn?s?a(sta)?(\.gz)?$

This parameter is mandatory if --genome is not specified. If you don't have a BWA index available this will be generated for you automatically. Combine with --save_reference to save BWA index for future runs.

Directory / URL base for iGenomes references.

hidden
type: string
default: s3://ngi-igenomes/igenomes

Do not load the iGenomes reference config.

hidden
type: boolean

Do not load igenomes.config when running the pipeline. You may choose this option if you observe clashes between custom parameters and those supplied in igenomes.config.

Full path to directory containing Bowtie index including base name. i.e. /path/to/index/base.

type: string

Parameters for protocols based on restriction enzyme

Name of restriction enzyme to automatically set the restriction_site and ligation_site options (hindiii, mboi, dpnii, arima)

type: string

Restriction motifs used during digestion. Several motifs (comma separated) can be provided.

type: string

Expected motif after DNA ligation. Several motifs (comma separated) can be provided.

type: string

Full path to file specifying chromosome sizes (tab separated with chromosome name and size)`.

type: string

If not specified, the pipeline will build this file from the reference genome file

Full path to restriction fragment (bed) file.

type: string

This file depends on the Hi-C protocols and digestion strategy. If not provided, the pipeline will build it using the --restriction_site option

If generated by the pipeline save the annotation and indexes in the results directory.

type: boolean

Use this parameter to save all annotations to your results folder. These can then be used for future pipeline runs, reducing processing times.

Parameters for protocols based on DNAse digestion

For Hi-C protocols which are not based on enzyme digestion such as DNase Hi-C

type: boolean

Minimum distance between loci to consider. Useful for --dnase mode to remove spurious ligation products. Only values > 0 are considered

type: integer

Parameters for reads aligments

Split the reads into chunks before running the pipelne

type: boolean

Read number per chunks if split_fastq is used

type: integer
default: 20000000

Keep aligned reads with a minimum quality value

type: integer
default: 10

Option for HiC-Pro end-to-end bowtie mapping

type: string
default: '--very-sensitive -L 30 --score-min L,-0.6,-0.2 --end-to-end --reorder'

Option for HiC-Pro trimmed reads mapping

type: string
default: '--very-sensitive -L 20 --score-min L,-0.6,-0.2 --end-to-end --reorder'

Save all BAM files during two-steps mapping

type: boolean

Options to call significant interactions

Keep duplicated reads

type: boolean

Keep multi-aligned reads

type: boolean

Maximum fragment size to consider. Only values > 0 are considered

type: integer

Minimum fragment size to consider. Only values > 0 are considered

type: integer

Maximum restriction fragment size to consider. Only values > 0 are considered

type: integer

Minimum restriction fragment size to consider. Only values > 0 are considered

type: integer

Save a BAM file where all reads are flagged by their interaction classes

type: boolean

Save all types of non valid read pairs in distinct output files

type: boolean

Options to build Hi-C contact maps

Resolution to build the maps (comma separated)

type: string
default: 1000000,500000
pattern: ^(\d+)(,\d+)*$

Generate raw and normalized contact maps with HiC-Pro

type: boolean

Filter low counts rows before HiC-Pro normalization

type: number
default: 0.02

Filter high counts rows before HiC-Pro normalization

type: integer

Threshold for HiC-Pro ICE convergence

type: number
default: 0.1

Maximum number of iteraction for HiC-Pro ICE normalization

type: integer
default: 100

Maximum resolution to build mcool file

type: string
default: 5000

Save raw contact maps

type: boolean

Set up downstream analysis from contact maps

Resolution to build count/distance plot

type: string
default: 1000000
pattern: ^(\d+)(,\d+)*$

Define methods for TADs calling

type: string
default: hicexplorer,insulation

Resolution to run TADs callers (comma separated)

type: string
default: 40000,20000
pattern: ^(\d+)(,\d+)*$

Resolution for compartments calling

type: string
default: 250000
pattern: ^(\d+)(,\d+)*$

Skip some steps of the pipeline

Do not build contact maps

type: boolean

Do not run distance/decay plot

type: boolean

Do not run TADs calling

type: boolean

Do not run compartments calling

type: boolean

Do not run cooler balancing normalization

type: boolean

Do not generate mcool file for Higlass visualization

type: boolean

Do not generate MultiQC report

type: boolean

Parameters used to describe centralised config profiles. These should not be edited.

Git commit id for Institutional configs.

hidden
type: string
default: master

Base directory for Institutional configs.

hidden
type: string
default: https://raw.githubusercontent.com/nf-core/configs/master

If you're running offline, Nextflow will not be able to fetch the institutional config files from the internet. If you don't need them, then this is not a problem. If you do need them, you should download the files from the repo and tell Nextflow where to find them with this parameter.

Institutional config name

hidden
type: string

Institutional config description.

hidden
type: string

Institutional config contact information.

hidden
type: string

Institutional config URL link.

hidden
type: string

Set the top limit for requested resources for any single job.

Maximum number of CPUs that can be requested for any single job.

hidden
type: integer
default: 16

Use to set an upper-limit for the CPU requirement for each process. Should be an integer e.g. --max_cpus 1

Maximum amount of memory that can be requested for any single job.

hidden
type: string
default: 128.GB
pattern: ^\d+(\.\d+)?\.?\s*(K|M|G|T)?B$

Use to set an upper-limit for the memory requirement for each process. Should be a string in the format integer-unit e.g. --max_memory '8.GB'

Maximum amount of time that can be requested for any single job.

hidden
type: string
default: 240.h
pattern: ^(\d+\.?\s*(s|m|h|day)\s*)+$

Use to set an upper-limit for the time requirement for each process. Should be a string in the format integer-unit e.g. --max_time '2.h'

Less common options for the pipeline, typically set in a config file.

Display help text.

hidden
type: boolean

Display version and exit.

hidden
type: boolean

Method used to save pipeline results to output directory.

hidden
type: string

The Nextflow publishDir option specifies which intermediate files should be saved to the output directory. This option tells the pipeline what method should be used to move these files. See Nextflow docs for details.

Email address for completion summary, only when pipeline fails.

hidden
type: string
pattern: ^([a-zA-Z0-9_\-\.]+)@([a-zA-Z0-9_\-\.]+)\.([a-zA-Z]{2,5})$

An email address to send a summary email to when the pipeline is completed - ONLY sent if the pipeline does not exit successfully.

Send plain-text email instead of HTML.

hidden
type: boolean

File size limit when attaching MultiQC reports to summary emails.

hidden
type: string
default: 25.MB
pattern: ^\d+(\.\d+)?\.?\s*(K|M|G|T)?B$

Do not use coloured log outputs.

hidden
type: boolean

Incoming hook URL for messaging service

hidden
type: string

Incoming hook URL for messaging service. Currently, MS Teams and Slack are supported.

Custom config file to supply to MultiQC.

hidden
type: string

Custom logo file to supply to MultiQC. File name must also be set in the MultiQC config file

hidden
type: string

Custom MultiQC yaml file containing HTML including a methods description.

type: string

Directory to keep pipeline Nextflow logs and reports.

hidden
type: string
default: ${params.outdir}/pipeline_info

Boolean whether to validate parameters against the schema at runtime

hidden
type: boolean
default: true

Show all params when using --help

hidden
type: boolean

By default, parameters set as hidden in the schema are not shown on the command line when a user runs with --help. Specifying this option will tell the pipeline to show all parameters.