chr10-95664022-A-G

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBA1

The NM_015631.6(TCTN3):​c.*45T>C variant causes a 3 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00308 in 1,564,550 control chromosomes in the GnomAD database, including 121 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.016 ( 60 hom., cov: 32)
Exomes 𝑓: 0.0017 ( 61 hom. )

Consequence

TCTN3
NM_015631.6 3_prime_UTR

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: -0.886
Variant links:
Genes affected
TCTN3 (HGNC:24519): (tectonic family member 3) This gene encodes a member of the tectonic gene family which functions in Hedgehog signal transduction and development of the neural tube. Mutations in this gene have been associated with Orofaciodigital Syndrome IV and Joubert Syndrom 18. Alternatively spliced transcript variants encoding multiple isoforms have been observed for this gene. [provided by RefSeq, Sep 2012]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -20 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.83).
BP6
Variant 10-95664022-A-G is Benign according to our data. Variant chr10-95664022-A-G is described in ClinVar as [Benign]. Clinvar id is 1236793.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.0529 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TCTN3NM_015631.6 linkuse as main transcriptc.*45T>C 3_prime_UTR_variant 14/14 ENST00000371217.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TCTN3ENST00000371217.10 linkuse as main transcriptc.*45T>C 3_prime_UTR_variant 14/141 NM_015631.6 P2Q6NUS6-1

Frequencies

GnomAD3 genomes
AF:
0.0157
AC:
2392
AN:
152168
Hom.:
61
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0548
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00530
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000828
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00316
Gnomad NFE
AF:
0.000206
Gnomad OTH
AF:
0.0100
GnomAD3 exomes
AF:
0.00403
AC:
1000
AN:
247848
Hom.:
28
AF XY:
0.00306
AC XY:
410
AN XY:
134174
show subpopulations
Gnomad AFR exome
AF:
0.0563
Gnomad AMR exome
AF:
0.00219
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000133
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000125
Gnomad OTH exome
AF:
0.00166
GnomAD4 exome
AF:
0.00172
AC:
2427
AN:
1412264
Hom.:
61
Cov.:
26
AF XY:
0.00153
AC XY:
1081
AN XY:
704788
show subpopulations
Gnomad4 AFR exome
AF:
0.0600
Gnomad4 AMR exome
AF:
0.00237
Gnomad4 ASJ exome
AF:
0.0000782
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000319
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000795
Gnomad4 OTH exome
AF:
0.00407
GnomAD4 genome
AF:
0.0157
AC:
2397
AN:
152286
Hom.:
60
Cov.:
32
AF XY:
0.0153
AC XY:
1137
AN XY:
74462
show subpopulations
Gnomad4 AFR
AF:
0.0548
Gnomad4 AMR
AF:
0.00529
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000621
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000206
Gnomad4 OTH
AF:
0.00994
Alfa
AF:
0.00869
Hom.:
6
Bravo
AF:
0.0183
Asia WGS
AF:
0.00549
AC:
19
AN:
3478

ClinVar

Significance: Benign
Submissions summary: Benign:2
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
Benign, criteria provided, single submitterclinical testingGeneDxSep 18, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.83
CADD
Benign
3.8
DANN
Benign
0.63

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.0
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: rs74150980; hg19: chr10-97423779; API