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GeneBe

9-116426008-C-A

Variant summary

Our verdict is Benign. Variant got -10 ACMG points: 2P and 12B. PM2BP4_StrongBP6_Very_Strong

The NM_001365068.1(ASTN2):c.3863G>T(p.Ser1288Ile) variant causes a missense change. The variant allele was found at a frequency of 0.000203 in 1,614,156 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.0011 ( 0 hom., cov: 32)
Exomes 𝑓: 0.00011 ( 0 hom. )

Consequence

ASTN2
NM_001365068.1 missense

Scores

1
5
13

Clinical Significance

Likely benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 5.40
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 -10 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.009540558).
BP6
Variant 9-116426008-C-A is Benign according to our data. Variant chr9-116426008-C-A is described in ClinVar as [Likely_benign]. Clinvar id is 709263.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ASTN2NM_001365068.1 linkuse as main transcriptc.3863G>T p.Ser1288Ile missense_variant 23/23 ENST00000313400.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ASTN2ENST00000313400.9 linkuse as main transcriptc.3863G>T p.Ser1288Ile missense_variant 23/235 NM_001365068.1 A2O75129-1

Frequencies

GnomAD3 genomes
AF:
0.00110
AC:
167
AN:
152222
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00379
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000523
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000228
AC:
57
AN:
250456
Hom.:
0
AF XY:
0.000148
AC XY:
20
AN XY:
135394
show subpopulations
Gnomad AFR exome
AF:
0.00320
Gnomad AMR exome
AF:
0.0000578
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000980
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.000109
AC:
160
AN:
1461816
Hom.:
0
Cov.:
35
AF XY:
0.0000921
AC XY:
67
AN XY:
727212
show subpopulations
Gnomad4 AFR exome
AF:
0.00343
Gnomad4 AMR exome
AF:
0.000134
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000464
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.000530
GnomAD4 genome
AF:
0.00110
AC:
167
AN:
152340
Hom.:
0
Cov.:
32
AF XY:
0.00115
AC XY:
86
AN XY:
74488
show subpopulations
Gnomad4 AFR
AF:
0.00377
Gnomad4 AMR
AF:
0.000523
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000150
Hom.:
0
Bravo
AF:
0.00110
ESP6500AA
AF:
0.00204
AC:
9
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.000288
AC:
35
Asia WGS
AF:
0.000577
AC:
2
AN:
3478

ClinVar

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

Submissions by phenotype

ASTN2-related disorder Benign:1
Likely benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesSep 25, 2023This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -
not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeAug 18, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.31
BayesDel_addAF
Benign
-0.32
T
BayesDel_noAF
Benign
-0.23
Cadd
Benign
23
Dann
Uncertain
0.99
DEOGEN2
Benign
0.021
T;.;.;.;.;.
Eigen
Uncertain
0.34
Eigen_PC
Uncertain
0.42
FATHMM_MKL
Pathogenic
0.97
D
LIST_S2
Uncertain
0.89
D;D;D;D;D;D
M_CAP
Benign
0.014
T
MetaRNN
Benign
0.0095
T;T;T;T;T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
0.69
N;.;.;.;.;.
MutationTaster
Benign
1.0
D;D;D;D;D;D
PrimateAI
Uncertain
0.64
T
PROVEAN
Benign
0.16
N;N;N;N;N;N
REVEL
Benign
0.14
Sift
Benign
0.060
T;T;T;T;T;T
Sift4G
Benign
0.076
T;T;T;T;T;T
Polyphen
0.77
P;D;D;.;P;D
Vest4
0.80
MVP
0.043
MPC
0.28
ClinPred
0.056
T
GERP RS
5.0
Varity_R
0.56
gMVP
0.52

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: rs77730748; hg19: chr9-119188287; API