Biology & Biomedical Research

BEDTools

An open-source command-line suite for intersecting, merging, comparing, covering, and otherwise analyzing genomic intervals.

Last verified

RESEARCH USE

Where BEDTools fits

BEDTools treats genes, peaks, variants, coverage blocks, and alignments as genomic intervals for intersection, proximity, merging, coverage, and complement operations. Standardize the reference assembly and chromosome names, confirm input formats and sorting requirements, and retain the full commands and software version.

Research tasks

  • Calculate overlaps and nearest relationships between genomic intervals
  • Merge, group, or summarize interval coverage
  • Associate variants, annotations, and experimental signals by position

What to evaluate before use

  • BED commonly uses zero-based half-open coordinates, while formats such as GFF and VCF use different conventions. Unchecked conversion can create one-base errors.
  • Overlap or proximity is a positional relationship, not evidence of regulation, function, or causality. Some operations also require specifically sorted input.

Verification note

This entry summarizes the tool's role without assessing scientific accuracy or endorsing its outputs. Features and terms can change; consult the official source before adopting it for consequential work.

genomic intervalsset operations

Last verified: 2026-09-07
Source: official documentation ↗