Genopathy
Gene-Disorder Association · Article
Gene
TJP2
Tight Junction Protein 2
Disorder
Cholestasis, Progressive Familial Intrahepatic, 4
First reported 2020
Supporting publications 6
Key publication · gene–disorder New tight junction protein 2 variant causing progressive familial intrahepatic cholestasis type 4 in adults: A case report.World journal of gastroenterology · 2020
Key publication · disorder Defect of multidrug-resistance 3 gene expression in a subtype of progressive familial intrahepatic cholestasis.Hepatology (Baltimore, Md.) · 1996
Manually curated
Association Review

In brief

The association between TJP2 (Tight Junction Protein 2) and Cholestasis, Progressive Familial Intrahepatic, 4 is well established and manually curated, with its 4 contributing sources — 3 of them expert-curated — recording a known molecular basis, likely-pathogenic variants, and a causative germline mutation.

Sources 4
Clinical variants 77
Symptoms 11
Compounds 0
Trials 0
Publications 6
01
At a glance

Association overview

A cited synthesis of the gene–disorder association, with a clinical-actionability summary where the evidence supports one.

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02
Provenance

Evidence and sources

4 sources

Every contributing database and publication behind this association, with evidence type, strength, accessions and deep links.

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03
TJP2

The gene

1 source summary

A gene summary alongside the source descriptions it was distilled from.

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04
Cholestasis, Progressive Familial Intrahepatic, 4

The disorder

10 database identifiers

The disorder’s summary, prevalence, aliases and cross-reference identifiers (OMIM, Orphanet, MONDO, ICD-10, MedGen).

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05
Phenotype

Clinical features

5 clinical features

The disorder’s clinical features (HPO) grouped by body system, each with observed frequency and penetrance.

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06
ClinVar and variant evidence

Genetic basis

77 clinical variants

ClinVar variants reported for this pair, with disorder-specific significance, review status, molecular consequence and origin.

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07
Mechanism overlap

Shared mechanisms

Biological pathways and phenotype concepts shared by the gene and the disorder, with supporting publications.

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08
Literature

Reading

6 publications

Publications linking the gene and the disorder, with title, authors, journal, year and citation metrics.

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09
Provenance

References & sources

14 references

Every source and publication cited across this dossier, as one numbered reference list.

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