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gimap

Calculate Genetic Interactions for Paired CRISPR Targets

v1.1.2 · Feb 5, 2026 · GPL-3

Description

Helps find meaningful patterns in complex genetic experiments. First gimap takes data from paired CRISPR (Clustered regularly interspaced short palindromic repeats) screens that has been pre-processed to counts table of paired gRNA (guide Ribonucleic Acid) reads. The input data will have cell counts for how well cells grow (or don't grow) when different genes or pairs of genes are disabled. The output of the 'gimap' package is genetic interaction scores which are the distance between the observed CRISPR score and the expected CRISPR score. The expected CRISPR scores are what we expect for the CRISPR values to be for two unrelated genes. The further away an observed CRISPR score is from its expected score the more we suspect genetic interaction. The work in this package is based off of original research from the Alice Berger lab at Fred Hutchinson Cancer Center (2021) <doi:10.1016/j.celrep.2021.109597>.

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Check details (3 non-OK)
NOTE r-oldrel-macos-arm64

installed package size

installed size is 13.7Mb
  sub-directories of 1Mb or more:
    doc       3.3Mb
    extdata   8.6Mb
NOTE r-oldrel-macos-x86_64

installed package size

installed size is 13.8Mb
  sub-directories of 1Mb or more:
    doc       3.3Mb
    extdata   8.6Mb
NOTE r-oldrel-windows-x86_64

installed package size

installed size is 13.7Mb
  sub-directories of 1Mb or more:
    doc       3.3Mb
    extdata   8.6Mb

Check History

NOTE 11 OK · 3 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 10, 2026
NOTE r-oldrel-macos-arm64

installed package size

installed size is 13.7Mb
  sub-directories of 1Mb or more:
    doc       3.3Mb
    extdata   8.6Mb
NOTE r-oldrel-macos-x86_64

installed package size

installed size is 13.8Mb
  sub-directories of 1Mb or more:
    doc       3.3Mb
    extdata   8.6Mb
NOTE r-oldrel-windows-x86_64

installed package size

installed size is 13.7Mb
  sub-directories of 1Mb or more:
    doc       3.3Mb
    extdata   8.6Mb

Dependency Network

Dependencies Reverse dependencies readr dplyr tidyr rmarkdown vroom ggplot2 magrittr pheatmap purrr janitor stringr httr jsonlite openssl gimap

Version History

new 1.1.2 Mar 10, 2026
updated 1.1.2 ← 1.1.1 diff Feb 4, 2026
updated 1.1.1 ← 1.0.3 diff Apr 29, 2025
updated 1.0.3 ← 1.0.2 diff Mar 6, 2025
updated 1.0.2 ← 1.0.1 diff Feb 18, 2025
new 1.0.1 Feb 2, 2025