13-70139383-ACTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTG-ACTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCAGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTG

Variant summary

Our verdict is Likely benign. Variant got -4 ACMG points: 0P and 4B. BS2

The NR_002717.2(ATXN8OS):​n.1148_1149insTGCTGCTGCAGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGC variant causes a non coding transcript exon 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 0.00020 ( 0 hom., cov: 0)
Exomes 𝑓: 0.000046 ( 0 hom. )
Failed GnomAD Quality Control

Consequence

ATXN8OS
NR_002717.2 non_coding_transcript_exon

Scores

Not classified

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: -1.36
Variant links:
Genes affected
ATXN8OS (HGNC:10561): (ATXN8 opposite strand lncRNA) This gene is an antisense transcript to the KLHL1 gene (homolog to the Drosophila KELCH gene); it does not itself appear to be protein coding. A TAC/TGC trinucleotide repeat expansion that is incorporated into this gene transcript, but not the KLHL1 transcript, causes spinocerebellar ataxia type 8. Presumably the expansion interferes with normal antisense function of this transcript. [provided by RefSeq, Oct 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -4 ACMG points.

BS2
High AC in GnomAd4 at 22 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ATXN8OSNR_002717.2 linkuse as main transcriptn.1148_1149insTGCTGCTGCAGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGC non_coding_transcript_exon_variant 5/5

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ENST00000673087.1 linkuse as main transcriptn.48_49insCAGCAGCAGCTGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAG non_coding_transcript_exon_variant 1/1
ATXN8OSENST00000678624.1 linkuse as main transcriptn.500-7926_500-7925insTGCTGCTGCAGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGCTGC intron_variant, non_coding_transcript_variant

Frequencies

GnomAD3 genomes
AF:
0.000202
AC:
22
AN:
109106
Hom.:
0
Cov.:
0
show subpopulations
Gnomad AFR
AF:
0.000782
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000274
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
GnomAD4 exome
Data not reliable, filtered out with message: AS_VQSR
AF:
0.0000458
AC:
16
AN:
349204
Hom.:
0
Cov.:
0
AF XY:
0.0000483
AC XY:
9
AN XY:
186200
show subpopulations
Gnomad4 AFR exome
AF:
0.00127
Gnomad4 AMR exome
AF:
0.000267
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:
0.00
Gnomad4 OTH exome
AF:
0.0000503
GnomAD4 genome
AF:
0.000202
AC:
22
AN:
109106
Hom.:
0
Cov.:
0
AF XY:
0.000190
AC XY:
10
AN XY:
52590
show subpopulations
Gnomad4 AFR
AF:
0.000782
Gnomad4 AMR
AF:
0.000274
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

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction

Splicing

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: rs193922930; hg19: chr13-70713515; API