19-3543480-GCCCCCC-GCCCCCCCCCCCCCCCC

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 0P and 0B.

The ENST00000329493.6(TEKTIP1):​c.322+7_322+8insCCCCCCCCCC variant causes a splice region, intron change involving the alteration of a non-conserved nucleotide. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.000032 ( 0 hom., cov: 0)
Exomes 𝑓: 8.2e-7 ( 0 hom. )
Failed GnomAD Quality Control

Consequence

TEKTIP1
ENST00000329493.6 splice_region, intron

Scores

Not classified

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -0.478

Publications

0 publications found
Variant links:
Genes affected
TEKTIP1 (HGNC:34496): (tektin bundle interacting protein 1)
MFSD12 (HGNC:28299): (major facilitator superfamily domain containing 12) Enables cysteine transmembrane transporter activity. Involved in cysteine transmembrane transport; pigment metabolic process involved in pigmentation; and regulation of melanin biosynthetic process. Located in lysosome and melanosome. Part of late endosome. [provided by Alliance of Genome Resources, Apr 2022]

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new If you want to explore the variant's impact on the transcript ENST00000329493.6, check out the Mutation Effect Viewer. This is especially useful for frameshift variants or if you want to visualize the effect of exon loss / intron retention.

ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 0 ACMG points.

Variant Effect in Transcripts

ACMG analysis was done for transcript: ENST00000329493.6. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
TEKTIP1
NM_001135580.2
MANE Select
c.322+9_322+18dupCCCCCCCCCC
intron
N/ANP_001129052.1A6NCJ1

Ensembl Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
TEKTIP1
ENST00000329493.6
TSL:2 MANE Select
c.322+7_322+8insCCCCCCCCCC
splice_region intron
N/AENSP00000327950.4A6NCJ1
MFSD12
ENST00000398558.8
TSL:2
c.329-504_329-503insGGGGGGGGGG
intron
N/AENSP00000381566.4A0A0A0MS91
MFSD12
ENST00000615073.4
TSL:3
c.490+1328_490+1329insGGGGGGGGGG
intron
N/AENSP00000478456.1A0A087WU85

Frequencies

GnomAD3 genomes
AF:
0.0000325
AC:
4
AN:
123130
Hom.:
0
Cov.:
0
show subpopulations
Gnomad AFR
AF:
0.000100
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:
0.0000169
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
8.23e-7
AC:
1
AN:
1215596
Hom.:
0
Cov.:
0
AF XY:
0.00000167
AC XY:
1
AN XY:
599434
show subpopulations
⚠️ The allele balance in gnomAD version 4 Exomes is significantly skewed from the expected value of 0.5.
African (AFR)
AF:
0.00
AC:
0
AN:
28154
American (AMR)
AF:
0.00
AC:
0
AN:
33012
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
22134
East Asian (EAS)
AF:
0.00
AC:
0
AN:
33838
South Asian (SAS)
AF:
0.00
AC:
0
AN:
71462
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
37934
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
3624
European-Non Finnish (NFE)
AF:
0.00000107
AC:
1
AN:
933780
Other (OTH)
AF:
0.00
AC:
0
AN:
51658
⚠️ The allele balance in gnomAD4 Exomes is highly skewed from 0.5 (p-value = 0), which strongly suggests a high chance of mosaicism in these individuals.
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.275
Heterozygous variant carriers
0
0
1
1
2
2
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance
GnomAD4 genome
Data not reliable, filtered out with message: AS_VQSR
AF:
0.0000325
AC:
4
AN:
123130
Hom.:
0
Cov.:
0
AF XY:
0.0000338
AC XY:
2
AN XY:
59126
show subpopulations
African (AFR)
AF:
0.000100
AC:
3
AN:
29872
American (AMR)
AF:
0.00
AC:
0
AN:
12554
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3092
East Asian (EAS)
AF:
0.00
AC:
0
AN:
4662
South Asian (SAS)
AF:
0.00
AC:
0
AN:
3662
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
7600
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
226
European-Non Finnish (NFE)
AF:
0.0000169
AC:
1
AN:
59092
Other (OTH)
AF:
0.00
AC:
0
AN:
1652
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.688
Heterozygous variant carriers
0
0
1
1
2
2
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name
Calibrated prediction
Score
Prediction
PhyloP100
-0.48

Splicing

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

MaxEntScan Visualizer can be used to analyze the impact of this mutation on the neighboring sequence.

Publications

Other links and lift over

dbSNP: rs34196068;
hg19: chr19-3543478;
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