9-116440600-C-A

Variant summary

Our verdict is Benign. Variant got -13 ACMG points: 0P and 13B. BP4_StrongBP6BA1

The NM_001365068.1(ASTN2):​c.3782+9G>T variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.145 in 1,611,472 control chromosomes in the GnomAD database, including 18,231 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (no stars).

Frequency

Genomes: 𝑓 0.12 ( 1324 hom., cov: 32)
Exomes 𝑓: 0.15 ( 16907 hom. )

Consequence

ASTN2
NM_001365068.1 intron

Scores

2

Clinical Significance

Benign no assertion criteria provided B:1

Conservation

PhyloP100: -2.23
Variant links:
Genes affected
ASTN2 (HGNC:17021): (astrotactin 2) This gene encodes a protein that is expressed in the brain and may function in neuronal migration, based on functional studies of the related astrotactin 1 gene in human and mouse. A deletion at this locus has been associated with schizophrenia. Multiple transcript variants encoding different proteins have been found for this locus. [provided by RefSeq, May 2010]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -13 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.84).
BP6
Variant 9-116440600-C-A is Benign according to our data. Variant chr9-116440600-C-A is described in ClinVar as [Benign]. Clinvar id is 3060454.Status of the report is no_assertion_criteria_provided, 0 stars.
BA1
GnomAd4 highest subpopulation (NFE) allele frequency at 95% confidence interval = 0.156 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ASTN2NM_001365068.1 linkuse as main transcriptc.3782+9G>T intron_variant ENST00000313400.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ASTN2ENST00000313400.9 linkuse as main transcriptc.3782+9G>T intron_variant 5 NM_001365068.1 A2O75129-1

Frequencies

GnomAD3 genomes
AF:
0.124
AC:
18828
AN:
152096
Hom.:
1327
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0717
Gnomad AMI
AF:
0.227
Gnomad AMR
AF:
0.124
Gnomad ASJ
AF:
0.201
Gnomad EAS
AF:
0.000579
Gnomad SAS
AF:
0.0810
Gnomad FIN
AF:
0.147
Gnomad MID
AF:
0.203
Gnomad NFE
AF:
0.158
Gnomad OTH
AF:
0.133
GnomAD3 exomes
AF:
0.124
AC:
31058
AN:
250752
Hom.:
2325
AF XY:
0.126
AC XY:
17133
AN XY:
135500
show subpopulations
Gnomad AFR exome
AF:
0.0676
Gnomad AMR exome
AF:
0.0868
Gnomad ASJ exome
AF:
0.202
Gnomad EAS exome
AF:
0.000272
Gnomad SAS exome
AF:
0.0907
Gnomad FIN exome
AF:
0.151
Gnomad NFE exome
AF:
0.159
Gnomad OTH exome
AF:
0.146
GnomAD4 exome
AF:
0.147
AC:
214169
AN:
1459258
Hom.:
16907
Cov.:
31
AF XY:
0.146
AC XY:
105977
AN XY:
725916
show subpopulations
Gnomad4 AFR exome
AF:
0.0699
Gnomad4 AMR exome
AF:
0.0915
Gnomad4 ASJ exome
AF:
0.204
Gnomad4 EAS exome
AF:
0.000277
Gnomad4 SAS exome
AF:
0.0926
Gnomad4 FIN exome
AF:
0.151
Gnomad4 NFE exome
AF:
0.159
Gnomad4 OTH exome
AF:
0.141
GnomAD4 genome
AF:
0.124
AC:
18814
AN:
152214
Hom.:
1324
Cov.:
32
AF XY:
0.122
AC XY:
9044
AN XY:
74418
show subpopulations
Gnomad4 AFR
AF:
0.0715
Gnomad4 AMR
AF:
0.124
Gnomad4 ASJ
AF:
0.201
Gnomad4 EAS
AF:
0.000580
Gnomad4 SAS
AF:
0.0806
Gnomad4 FIN
AF:
0.147
Gnomad4 NFE
AF:
0.158
Gnomad4 OTH
AF:
0.130
Alfa
AF:
0.135
Hom.:
895
Bravo
AF:
0.120
Asia WGS
AF:
0.0370
AC:
127
AN:
3478
EpiCase
AF:
0.158
EpiControl
AF:
0.166

ClinVar

Significance: Benign
Submissions summary: Benign:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

ASTN2-related disorder Benign:1
Benign, no assertion criteria providedclinical testingPreventionGenetics, part of Exact SciencesOct 21, 2019This variant is classified as benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.84
CADD
Benign
0.015
DANN
Benign
0.37

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: rs74790727; hg19: chr9-119202879; API