3-42091491-G-A

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBS1BS2

The NM_001042646.3(TRAK1):​c.22G>A​(p.Gly8Arg) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00132 in 1,613,348 control chromosomes in the GnomAD database, including 21 homozygotes. In-silico tool predicts a benign outcome for this variant. 14/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.0072 ( 10 hom., cov: 32)
Exomes 𝑓: 0.00071 ( 11 hom. )

Consequence

TRAK1
NM_001042646.3 missense

Scores

18

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:2

Conservation

PhyloP100: 0.179
Variant links:
Genes affected
TRAK1 (HGNC:29947): (trafficking kinesin protein 1) Predicted to enable GABA receptor binding activity and myosin binding activity. Involved in endosome to lysosome transport. Located in early endosome and mitochondrion. Implicated in developmental and epileptic encephalopathy 68. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -20 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.0030530095).
BP6
Variant 3-42091491-G-A is Benign according to our data. Variant chr3-42091491-G-A is described in ClinVar as [Benign]. Clinvar id is 712455.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 = 0.00719 (1094/152206) while in subpopulation AFR AF= 0.0241 (1001/41516). AF 95% confidence interval is 0.0229. There are 10 homozygotes in gnomad4. There are 512 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 10 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TRAK1NM_001042646.3 linkuse as main transcriptc.22G>A p.Gly8Arg missense_variant 1/16 ENST00000327628.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TRAK1ENST00000327628.10 linkuse as main transcriptc.22G>A p.Gly8Arg missense_variant 1/161 NM_001042646.3 P1Q9UPV9-1

Frequencies

GnomAD3 genomes
AF:
0.00715
AC:
1088
AN:
152088
Hom.:
9
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0240
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00491
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000415
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00316
Gnomad NFE
AF:
0.000103
Gnomad OTH
AF:
0.00382
GnomAD3 exomes
AF:
0.00177
AC:
439
AN:
248428
Hom.:
6
AF XY:
0.00126
AC XY:
170
AN XY:
134850
show subpopulations
Gnomad AFR exome
AF:
0.0251
Gnomad AMR exome
AF:
0.000968
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.0000657
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000885
Gnomad OTH exome
AF:
0.00133
GnomAD4 exome
AF:
0.000708
AC:
1034
AN:
1461142
Hom.:
11
Cov.:
30
AF XY:
0.000571
AC XY:
415
AN XY:
726856
show subpopulations
Gnomad4 AFR exome
AF:
0.0239
Gnomad4 AMR exome
AF:
0.00139
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000465
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000432
Gnomad4 OTH exome
AF:
0.00181
GnomAD4 genome
AF:
0.00719
AC:
1094
AN:
152206
Hom.:
10
Cov.:
32
AF XY:
0.00688
AC XY:
512
AN XY:
74418
show subpopulations
Gnomad4 AFR
AF:
0.0241
Gnomad4 AMR
AF:
0.00491
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000415
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000103
Gnomad4 OTH
AF:
0.00378
Alfa
AF:
0.00126
Hom.:
2
Bravo
AF:
0.00854
ESP6500AA
AF:
0.0275
AC:
106
ESP6500EA
AF:
0.000243
AC:
2
ExAC
AF:
0.00218
AC:
264
Asia WGS
AF:
0.00173
AC:
6
AN:
3478
EpiCase
AF:
0.000273
EpiControl
AF:
0.000237

ClinVar

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

Submissions by phenotype

not provided Benign:2
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpJan 16, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.11
BayesDel_addAF
Benign
-0.74
T
BayesDel_noAF
Benign
-0.82
CADD
Benign
14
DANN
Benign
0.92
DEOGEN2
Benign
0.089
T
Eigen
Benign
-1.1
Eigen_PC
Benign
-1.1
FATHMM_MKL
Benign
0.045
N
LIST_S2
Benign
0.72
T
MetaRNN
Benign
0.0031
T
MetaSVM
Benign
-0.89
T
MutationAssessor
Benign
0.67
N
MutationTaster
Benign
1.0
N
PrimateAI
Benign
0.29
T
PROVEAN
Benign
-0.30
N
REVEL
Benign
0.059
Sift
Benign
0.47
T
Sift4G
Benign
0.71
T
Polyphen
0.010
B
Vest4
0.12
MutPred
0.21
Gain of helix (P = 0.0199);
MVP
0.32
MPC
0.30
ClinPred
0.0070
T
GERP RS
-2.2
Varity_R
0.036
gMVP
0.39

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.090
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: rs116661356; hg19: chr3-42132983; API