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GeneBe

chr15-89903809-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_182616.4(ARPIN):​c.476G>A​(p.Arg159Gln) variant causes a missense change. The variant allele was found at a frequency of 0.0000279 in 1,614,186 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. R159W) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.000079 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000023 ( 0 hom. )

Consequence

ARPIN
NM_182616.4 missense

Scores

1
12
3

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 6.43
Variant links:
Genes affected
ARPIN (HGNC:28782): (actin related protein 2/3 complex inhibitor) Involved in directional locomotion; negative regulation of cell migration; and negative regulation of cellular component organization. Predicted to be located in lamellipodium. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ARPINNM_182616.4 linkuse as main transcriptc.476G>A p.Arg159Gln missense_variant 4/6 ENST00000357484.10
ARPIN-AP3S2NM_001199058.2 linkuse as main transcriptc.476G>A p.Arg159Gln missense_variant 4/10
ARPINNM_001282380.2 linkuse as main transcriptc.188G>A p.Arg63Gln missense_variant 4/6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ARPINENST00000357484.10 linkuse as main transcriptc.476G>A p.Arg159Gln missense_variant 4/61 NM_182616.4 P1Q7Z6K5-1
ARPINENST00000560096.1 linkuse as main transcriptc.137G>A p.Arg46Gln missense_variant 1/22
ARPINENST00000460685.1 linkuse as main transcriptc.188G>A p.Arg63Gln missense_variant 4/62

Frequencies

GnomAD3 genomes
AF:
0.0000788
AC:
12
AN:
152222
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.000217
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000385
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.0000200
AC:
5
AN:
249528
Hom.:
0
AF XY:
0.0000222
AC XY:
3
AN XY:
135392
show subpopulations
Gnomad AFR exome
AF:
0.000129
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0000556
Gnomad SAS exome
AF:
0.0000327
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000883
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000226
AC:
33
AN:
1461846
Hom.:
0
Cov.:
32
AF XY:
0.0000206
AC XY:
15
AN XY:
727232
show subpopulations
Gnomad4 AFR exome
AF:
0.000269
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.000101
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000171
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000788
AC:
12
AN:
152340
Hom.:
0
Cov.:
32
AF XY:
0.0000671
AC XY:
5
AN XY:
74496
show subpopulations
Gnomad4 AFR
AF:
0.000216
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000386
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.000473
Bravo
AF:
0.0000793
ESP6500AA
AF:
0.000481
AC:
2
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.0000330
AC:
4

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not specified Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingAmbry GeneticsJul 08, 2022The c.476G>A (p.R159Q) alteration is located in exon 4 (coding exon 4) of the ARPIN gene. This alteration results from a G to A substitution at nucleotide position 476, causing the arginine (R) at amino acid position 159 to be replaced by a glutamine (Q). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.20
BayesDel_addAF
Uncertain
0.015
T
BayesDel_noAF
Uncertain
0.020
CADD
Uncertain
25
DANN
Pathogenic
1.0
Eigen
Uncertain
0.64
Eigen_PC
Uncertain
0.57
FATHMM_MKL
Uncertain
0.96
D
LIST_S2
Uncertain
0.89
D;D;D;D
M_CAP
Uncertain
0.092
D
MetaRNN
Uncertain
0.64
D;D;D;D
MetaSVM
Uncertain
-0.23
T
MutationTaster
Benign
1.0
D;D;D
PROVEAN
Benign
-1.5
N;N;D;D
REVEL
Uncertain
0.39
Sift
Uncertain
0.0010
D;D;D;D
Sift4G
Uncertain
0.0020
D;.;D;D
Polyphen
1.0
.;.;D;.
Vest4
0.93
MVP
0.57
MPC
0.37
ClinPred
0.68
D
GERP RS
5.5
Varity_R
0.43
gMVP
0.82

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: rs148715586; hg19: chr15-90447041; COSMIC: COSV100673493; COSMIC: COSV100673493; API