X-ray repair cross complementing 4

mammalian protein found in Homo sapiens
Protein Protein Q21112682

Facts

7 properties
Instance of
protein
Part of
XRCC4, N-terminal domain superfamily, DNA repair protein XRCC4[2][3]
Biological process
DNA recombination, cellular response to lithium ion, cellular response to DNA damage stimulus, establishment of integrated proviral latency, DNA ligation involved in DNA repair, positive regulation of ligase activity, double-strand break repair via nonhomologous end joining, response to X-ray, double-strand break repair, DNA repair, double-strand break repair via nonhomologous end joining
Cell component
cytosol, nucleoplasm, DNA-dependent protein kinase-DNA ligase 4 complex, DNA ligase IV complex, nonhomologous end joining complex, condensed chromosome, nucleus, nucleus
Encoded by
XRCC4
Found in taxon
Homo sapiens
Molecular function
DNA binding, ligase activity, protein C-terminus binding, protein binding, identical protein binding
🏷️ Also known as
en DNA repair protein XRCC4 en X-ray repair complementing defective repair in Chinese hamster cells 4 en X-ray repair cross complementing 4 en X-ray repair cross-complementing protein 4 en XRCC4

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Summary

X-ray repair cross complementing 4 is a protein[1].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.
  2. [3] ↑ . InterPro Release 71.0. ebi.ac.uk. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

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Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). X-ray repair cross complementing 4. Retrieved May 3, 2026, from https://4ort.xyz/entity/x-ray-repair-cross-complementing-4
MLA “X-ray repair cross complementing 4.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/x-ray-repair-cross-complementing-4.
BibTeX @misc{4ortxyz_x-ray-repair-cross-complementing-4_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{X-ray repair cross complementing 4}}, year = {2026}, url = {https://4ort.xyz/entity/x-ray-repair-cross-complementing-4}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): X-ray repair cross complementing 4 — https://4ort.xyz/entity/x-ray-repair-cross-complementing-4 (retrieved 2026-05-03)

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