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rs769057969

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 2P and 12B. PM2BP6_Very_StrongBS1

The NM_015602.4(TOR1AIP1):c.965-10del variant causes a splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000409 in 1,588,386 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.00028 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000015 ( 0 hom. )

Consequence

TOR1AIP1
NM_015602.4 splice_polypyrimidine_tract, intron

Scores

Not classified

Clinical Significance

Likely benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: -1.49
Variant links:
Genes affected
TOR1AIP1 (HGNC:29456): (torsin 1A interacting protein 1) This gene encodes a type 2 integral membrane protein that binds A- and B-type lamins. The encoded protein localizes to the inner nuclear membrane and may be involved in maintaining the attachment of the nuclear membrane to the nuclear lamina during cell division. Alternate splicing results in multiple transcript variants. [provided by RefSeq, Apr 2016]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -10 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP6
Variant 1-179917441-TG-T is Benign according to our data. Variant chr1-179917441-TG-T is described in ClinVar as [Likely_benign]. Clinvar id is 542853.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.000282 (43/152354) while in subpopulation AFR AF= 0.00103 (43/41586). AF 95% confidence interval is 0.000788. There are 0 homozygotes in gnomad4. There are 22 alleles in male gnomad4 subpopulation. This position pass quality control queck.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TOR1AIP1NM_015602.4 linkuse as main transcriptc.965-10del splice_polypyrimidine_tract_variant, intron_variant ENST00000606911.7
TOR1AIP1NM_001267578.2 linkuse as main transcriptc.968-10del splice_polypyrimidine_tract_variant, intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TOR1AIP1ENST00000606911.7 linkuse as main transcriptc.965-10del splice_polypyrimidine_tract_variant, intron_variant 1 NM_015602.4 P4Q5JTV8-1

Frequencies

GnomAD3 genomes
AF:
0.000282
AC:
43
AN:
152236
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00104
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:
0.0000430
AC:
10
AN:
232484
Hom.:
0
AF XY:
0.0000318
AC XY:
4
AN XY:
125674
show subpopulations
Gnomad AFR exome
AF:
0.000504
Gnomad AMR exome
AF:
0.0000675
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000153
AC:
22
AN:
1436032
Hom.:
0
Cov.:
29
AF XY:
0.0000140
AC XY:
10
AN XY:
712860
show subpopulations
Gnomad4 AFR exome
AF:
0.000470
Gnomad4 AMR exome
AF:
0.000102
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
9.07e-7
Gnomad4 OTH exome
AF:
0.0000339
GnomAD4 genome
AF:
0.000282
AC:
43
AN:
152354
Hom.:
0
Cov.:
32
AF XY:
0.000295
AC XY:
22
AN XY:
74504
show subpopulations
Gnomad4 AFR
AF:
0.00103
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:
0.0000712
Hom.:
0
Bravo
AF:
0.000287

ClinVar

Significance: Likely benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

Autosomal recessive limb-girdle muscular dystrophy type 2Y Benign:2
Likely benign, criteria provided, single submitterclinical testingGenome-Nilou LabApr 11, 2023- -
Likely benign, criteria provided, single submitterclinical testingInvitaeJan 18, 2024- -
not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingGeneDxMar 23, 2022See Variant Classification Assertion Criteria. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction

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: rs769057969; hg19: chr1-179886576; API