Home › Entities › protein-coding gene › CLDN1

CLDN1

protein-coding gene in the species Homo sapiens
Class type of: protein-coding gene Q18033807

Facts

12 properties
Instance of
gene
Subclass of
protein-coding gene[2]
Chromosome
human chromosome 3[11]
Cytogenetic location
3q28[13]
Encodes
Claudin 1[9]
Expressed in
skin of thigh, germinal epithelium, skin of hip, skin of abdomen, olfactory zone of nasal mucosa, epithelium of nasopharynx, left uterine tube, right lobe of liver, nipple, gingival epithelium[14][15][16][17][18][19][20][21][22][23]
Found in taxon
Homo sapiens[10]
Genomic end
190040264, 190322446[6][7]
Genomic start
190023490, 190305707[4][5]
HomoloGene ID
9620[3]
Ortholog
Cldn1, Cldn1, cldn1[8]
Strand orientation
reverse strand[12]
🏷️ Also known as
en CLDN1 en claudin 1 en CLD1 en ILVASC en SEMP1 ar CLDN١ ja クローディン1
🔖 Identifiers · 10
Ensembl gene ID
ENSG00000163347
Ensembl transcript ID
ENST00000490800, ENST00000295522
Entrez Gene ID
9076
Exact match
identifiers.org
Freebase ID
/m/03cw9g0
HGNC ID
2032
HGNC gene symbol
CLDN1
OMIM ID
603718
RefSeq RNA ID
NM_021101
UMLS CUI
C1413460

Report an error or request removal Lineage (PROV-JSON)

🔗 Connections
Expressed in 2
nipple, germinal epithelium
Chromosome 1
human chromosome 3
Found in taxon 1
Homo sapiens
Instance of 1
gene
Press Enter · cited answer in seconds

Summary

CLDN1 is a gene[1].

References

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

Direct Wikidata claims

  1. [2] ↑ . Ensembl Release 87. wikidata.org.
  2. [3] ↑ . NCBI Gene. Retrieved . wikidata.org.
  3. [4] ↑ . ensembl Release 106. wikidata.org.
  4. [5] ↑ . ensembl Release 106. wikidata.org.
  5. [6] ↑ . ensembl Release 106. wikidata.org.
  6. [7] ↑ . ensembl Release 106. wikidata.org.
  7. [8] ↑ . HomoloGene build68. omabrowser.org. Provenance: wikidata.org.
  8. [9] ↑ . UniProt. Retrieved . wikidata.org.
  9. [10] ↑ . ensembl Release 106. wikidata.org.
  10. [11] ↑ . ensembl Release 106. wikidata.org.
  11. [12] ↑ . ensembl Release 106. wikidata.org.
  12. [13] ↑ . NCBI Gene. Retrieved . wikidata.org.
  13. [14] ↑ . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.
  14. [15] ↑ . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.
  15. [16] ↑ . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.
  16. [17] ↑ . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.
  17. [18] ↑ . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.
  18. [19] ↑ . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.
  19. [20] ↑ . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.
  20. [21] ↑ . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.
  21. [22] ↑ . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.
  22. [23] ↑ . Bgee. Retrieved . bgee.org. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

📑 Cite this page

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). CLDN1. Retrieved November 9, 2026, from https://4ort.xyz/entity/cldn1
MLA “CLDN1.” 4ort.xyz Knowledge Graph, 4ort.xyz, 9 Nov. 2026, https://4ort.xyz/entity/cldn1.
BibTeX @misc{4ortxyz_cldn1_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{CLDN1}}, year = {2026}, url = {https://4ort.xyz/entity/cldn1}, note = {Accessed: 2026-11-09}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): CLDN1 — https://4ort.xyz/entity/cldn1 (retrieved 2026-11-09)

Canonical URL: https://4ort.xyz/entity/cldn1 · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 24w ago · Mathieu Kappler · 2026-05-20 view diff on Wikidata ↗
    Chromosome → human chromosome 3
    Strand orientation → reverse strand
    Instance of → gene
    Ortholog → Cldn1, cldn1
    + 4 other properties edited (see Wikidata diff for full list)
    "Changed [gsw] labels, descriptions or aliases: QuickStatements 3.0 batch #32527: human gene name and description in Alemannic"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.