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GeneBe

19-3740705-C-T

Variant summary

Our verdict is Likely benign. Variant got -3 ACMG points: 2P and 5B. PM2BP4_ModerateBP6_ModerateBP7

The NM_001267560.2(TJP3):​c.1785C>T​(p.Leu595=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000623 in 1,605,258 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.00037 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000030 ( 0 hom. )

Consequence

TJP3
NM_001267560.2 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.657
Variant links:
Genes affected
TJP3 (HGNC:11829): (tight junction protein 3) The protein encoded by this gene is a member of the membrane-associated guanylate kinase-like (MAGUK) protein family which is characterized by members having multiple PDZ domains, a single SH3 domain, and a single guanylate kinase-like (GUK)-domain. In addition, members of the zonula occludens protein subfamily have an acidic domain, a basic arginine-rich region, and a proline-rich domain. The protein encoded by this gene plays a role in the linkage between the actin cytoskeleton and tight-junctions and also sequesters cyclin D1 at tight junctions during mitosis. Alternative splicing results in multiple transcript variants encoding distinct isoforms. This gene has a partial pseudogene on chromosome 1. [provided by RefSeq, May 2012]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -3 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.43).
BP6
Variant 19-3740705-C-T is Benign according to our data. Variant chr19-3740705-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 2649009.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=0.657 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TJP3NM_001267560.2 linkuse as main transcriptc.1785C>T p.Leu595= synonymous_variant 14/21 ENST00000541714.7
TJP3NM_001267561.2 linkuse as main transcriptc.1812C>T p.Leu604= synonymous_variant 14/21
TJP3XM_047438611.1 linkuse as main transcriptc.1983C>T p.Leu661= synonymous_variant 14/21

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TJP3ENST00000541714.7 linkuse as main transcriptc.1785C>T p.Leu595= synonymous_variant 14/212 NM_001267560.2 P4O95049-1
TJP3ENST00000587686.1 linkuse as main transcriptc.1842C>T p.Leu614= synonymous_variant 13/201 A2O95049-3
TJP3ENST00000589378.5 linkuse as main transcriptc.1812C>T p.Leu604= synonymous_variant 14/212 A2O95049-4
TJP3ENST00000539908.6 linkuse as main transcriptc.1677C>T p.Leu559= synonymous_variant 13/202 O95049-5

Frequencies

GnomAD3 genomes
AF:
0.000374
AC:
57
AN:
152212
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00138
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000100
AC:
24
AN:
239056
Hom.:
0
AF XY:
0.0000689
AC XY:
9
AN XY:
130544
show subpopulations
Gnomad AFR exome
AF:
0.00151
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000334
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000296
AC:
43
AN:
1452928
Hom.:
0
Cov.:
35
AF XY:
0.0000277
AC XY:
20
AN XY:
722996
show subpopulations
Gnomad4 AFR exome
AF:
0.00118
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000117
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.0000500
GnomAD4 genome
AF:
0.000374
AC:
57
AN:
152330
Hom.:
0
Cov.:
32
AF XY:
0.000430
AC XY:
32
AN XY:
74482
show subpopulations
Gnomad4 AFR
AF:
0.00137
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000329
Hom.:
0
Bravo
AF:
0.000416

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingCeGaT Center for Human Genetics TuebingenDec 01, 2022TJP3: BP4, BP7 -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.43
CADD
Benign
6.0
DANN
Benign
0.76

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.040
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs146385150; hg19: chr19-3740703; API