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GeneBe

21-36212016-G-A

Variant summary

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

The NM_001320714.2(DOP1B):c.823G>A(p.Val275Met) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000049 in 1,613,758 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000046 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000049 ( 0 hom. )

Consequence

DOP1B
NM_001320714.2 missense

Scores

10
9

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.74
Variant links:
Genes affected
DOP1B (HGNC:1291): (DOP1 leucine zipper like protein B) Involved in cognition. Located in early endosome membrane. [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
DOP1BNM_001320714.2 linkuse as main transcriptc.823G>A p.Val275Met missense_variant 7/37 ENST00000691173.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
DOP1BENST00000691173.1 linkuse as main transcriptc.823G>A p.Val275Met missense_variant 7/37 NM_001320714.2 P1Q9Y3R5-1

Frequencies

GnomAD3 genomes
AF:
0.0000461
AC:
7
AN:
151974
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000484
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
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:
0.0000735
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000358
AC:
9
AN:
251178
Hom.:
0
AF XY:
0.0000295
AC XY:
4
AN XY:
135786
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000793
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000493
AC:
72
AN:
1461784
Hom.:
0
Cov.:
31
AF XY:
0.0000523
AC XY:
38
AN XY:
727180
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.0000562
Gnomad4 NFE exome
AF:
0.0000603
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.0000461
AC:
7
AN:
151974
Hom.:
0
Cov.:
32
AF XY:
0.0000404
AC XY:
3
AN XY:
74206
show subpopulations
Gnomad4 AFR
AF:
0.0000484
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000735
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000632
Hom.:
0
Bravo
AF:
0.0000680
ESP6500AA
AF:
0.000227
AC:
1
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.0000494
AC:
6
EpiCase
AF:
0.00
EpiControl
AF:
0.000119

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 GeneticsNov 21, 2022The c.823G>A (p.V275M) alteration is located in exon 7 (coding exon 6) of the DOPEY2 gene. This alteration results from a G to A substitution at nucleotide position 823, causing the valine (V) at amino acid position 275 to be replaced by a methionine (M). 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
Uncertain
0.40
BayesDel_addAF
Benign
-0.26
T
BayesDel_noAF
Benign
-0.41
Cadd
Benign
23
Dann
Uncertain
1.0
DEOGEN2
Benign
0.17
T
Eigen
Uncertain
0.40
Eigen_PC
Uncertain
0.27
FATHMM_MKL
Benign
0.73
D
LIST_S2
Uncertain
0.97
D
M_CAP
Benign
0.024
T
MetaRNN
Uncertain
0.72
D
MetaSVM
Benign
-0.92
T
MutationAssessor
Uncertain
2.3
M
MutationTaster
Benign
0.57
D
PrimateAI
Uncertain
0.55
T
PROVEAN
Benign
-1.9
N
REVEL
Benign
0.17
Sift
Uncertain
0.0010
D
Sift4G
Uncertain
0.0040
D
Polyphen
1.0
D
Vest4
0.57
MVP
0.42
MPC
0.63
ClinPred
0.39
T
GERP RS
3.4
Varity_R
0.18
gMVP
0.28

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.11
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: rs199876454; hg19: chr21-37584314; COSMIC: COSV67693008; API