chr22-39022977-C-T

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2BP4_Strong

The NM_152426.4(APOBEC3D):​c.173C>T​(p.Pro58Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000161 in 1,612,108 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000072 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000010 ( 0 hom. )

Consequence

APOBEC3D
NM_152426.4 missense

Scores

19

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.341
Variant links:
Genes affected
APOBEC3D (HGNC:17354): (apolipoprotein B mRNA editing enzyme catalytic subunit 3D) This gene is a member of the cytidine deaminase gene family. It is one of a group of related genes found in a cluster, thought to result from gene duplication, on chromosome 22. Members of the cluster encode proteins that are structurally and functionally related to the C to U RNA-editing cytidine deaminase APOBEC1 and inhibit retroviruses, such as HIV, by deaminating cytosine residues in nascent retroviral cDNA. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.04901594).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
APOBEC3DNM_152426.4 linkc.173C>T p.Pro58Leu missense_variant 2/7 ENST00000216099.13 NP_689639.2 B2CML4
APOBEC3DNM_001363781.1 linkc.173C>T p.Pro58Leu missense_variant 2/4 NP_001350710.1
APOBEC3DXM_017028596.3 linkc.173C>T p.Pro58Leu missense_variant 2/6 XP_016884085.1
APOBEC3DXM_047441142.1 linkc.173C>T p.Pro58Leu missense_variant 2/5 XP_047297098.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
APOBEC3DENST00000216099.13 linkc.173C>T p.Pro58Leu missense_variant 2/72 NM_152426.4 ENSP00000216099.7 Q96AK3
ENSG00000284554ENST00000381568.9 linkc.173C>T p.Pro58Leu missense_variant 2/71 ENSP00000370980.4
APOBEC3DENST00000427494.6 linkc.173C>T p.Pro58Leu missense_variant 2/41 ENSP00000388017.2 Q6ICH2
APOBEC3DENST00000622217.3 linkc.17+1441C>T intron_variant 5 ENSP00000480718.3 A0A087WX48

Frequencies

GnomAD3 genomes
AF:
0.0000723
AC:
11
AN:
152080
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000242
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000459
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000401
AC:
10
AN:
249360
Hom.:
0
AF XY:
0.0000370
AC XY:
5
AN XY:
135068
show subpopulations
Gnomad AFR exome
AF:
0.0000629
Gnomad AMR exome
AF:
0.000146
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000220
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000103
AC:
15
AN:
1459912
Hom.:
0
Cov.:
31
AF XY:
0.0000124
AC XY:
9
AN XY:
726348
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.000113
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000759
Gnomad4 SAS exome
AF:
0.0000233
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000450
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000723
AC:
11
AN:
152196
Hom.:
0
Cov.:
32
AF XY:
0.000108
AC XY:
8
AN XY:
74404
show subpopulations
Gnomad4 AFR
AF:
0.0000241
Gnomad4 AMR
AF:
0.000458
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000386
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000453
ExAC
AF:
0.0000247
AC:
3

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 GeneticsOct 06, 2021The c.173C>T (p.P58L) alteration is located in exon 2 (coding exon 2) of the APOBEC3D gene. This alteration results from a C to T substitution at nucleotide position 173, causing the proline (P) at amino acid position 58 to be replaced by a leucine (L). 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
0.14
BayesDel_addAF
Benign
-0.39
T
BayesDel_noAF
Benign
-0.53
CADD
Benign
10
DANN
Benign
0.85
DEOGEN2
Benign
0.044
.;.;T
Eigen
Benign
-0.94
Eigen_PC
Benign
-0.99
FATHMM_MKL
Benign
0.020
N
LIST_S2
Benign
0.55
T;T;.
M_CAP
Benign
0.0072
T
MetaRNN
Benign
0.049
T;T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Benign
-0.14
.;.;N
PrimateAI
Benign
0.36
T
PROVEAN
Benign
-1.4
N;N;N
REVEL
Benign
0.093
Sift
Benign
0.16
T;T;T
Sift4G
Benign
0.074
T;T;T
Polyphen
0.15, 0.85
.;B;P
Vest4
0.072
MVP
0.20
MPC
0.055
ClinPred
0.034
T
GERP RS
1.5
Varity_R
0.028
gMVP
0.55

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: rs188724873; hg19: chr22-39418982; API