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GeneBe

4-2894685-C-T

Variant summary

Our verdict is Likely pathogenic. Variant got 6 ACMG points: 6P and 0B. PM2PP3_Strong

The NM_001354761.2(ADD1):c.695C>T(p.Pro232Leu) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000856 in 1,601,376 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000033 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000091 ( 0 hom. )

Consequence

ADD1
NM_001354761.2 missense

Scores

13
3
2

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 7.84
Variant links:
Genes affected
ADD1 (HGNC:243): (adducin 1) Adducins are a family of cytoskeletal proteins encoded by three genes (alpha, beta, and gamma). Adducin acts as a heterodimer of the related alpha, beta, or gamma subunits. The protein encoded by this gene represents the alpha subunit. Alpha- and beta-adducin include a protease-resistant N-terminal region and a protease-sensitive, hydrophilic C-terminal region. Adducin binds with high affinity to Ca(2+)/calmodulin and is a substrate for protein kinases A and C. [provided by RefSeq, Aug 2017]

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ACMG classification

Classification made for transcript

Verdict is Likely_pathogenic. Variant got 6 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.943

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ADD1NM_001354761.2 linkuse as main transcriptc.695C>T p.Pro232Leu missense_variant 6/16 ENST00000683351.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ADD1ENST00000683351.1 linkuse as main transcriptc.695C>T p.Pro232Leu missense_variant 6/16 NM_001354761.2

Frequencies

GnomAD3 genomes
AF:
0.0000329
AC:
5
AN:
152104
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
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:
0.0000588
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000297
AC:
7
AN:
235446
Hom.:
0
AF XY:
0.0000236
AC XY:
3
AN XY:
127374
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:
0.0000640
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000911
AC:
132
AN:
1449272
Hom.:
0
Cov.:
32
AF XY:
0.0000860
AC XY:
62
AN XY:
720720
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:
0.0000120
Gnomad4 FIN exome
AF:
0.0000375
Gnomad4 NFE exome
AF:
0.000112
Gnomad4 OTH exome
AF:
0.0000834
GnomAD4 genome
AF:
0.0000329
AC:
5
AN:
152104
Hom.:
0
Cov.:
32
AF XY:
0.0000404
AC XY:
3
AN XY:
74286
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000588
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000658
Hom.:
0
Bravo
AF:
0.0000378
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000116
AC:
1
ExAC
AF:
0.0000412
AC:
5
EpiCase
AF:
0.000109
EpiControl
AF:
0.00

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 GeneticsJun 03, 2022The c.695C>T (p.P232L) alteration is located in exon 6 (coding exon 5) of the ADD1 gene. This alteration results from a C to T substitution at nucleotide position 695, causing the proline (P) at amino acid position 232 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
0.29
BayesDel_addAF
Pathogenic
0.24
D
BayesDel_noAF
Pathogenic
0.29
Cadd
Uncertain
25
Dann
Uncertain
1.0
Eigen
Pathogenic
0.85
Eigen_PC
Pathogenic
0.72
FATHMM_MKL
Pathogenic
0.99
D
LIST_S2
Pathogenic
0.99
D;D;D;D;D;D;D;.;D
M_CAP
Uncertain
0.22
D
MetaRNN
Pathogenic
0.94
D;D;D;D;D;D;D;D;D
MetaSVM
Uncertain
0.33
D
MutationAssessor
Pathogenic
3.9
H;H;.;.;.;.;H;H;H
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Pathogenic
0.80
T
PROVEAN
Pathogenic
-9.6
D;D;D;D;D;D;D;D;D
REVEL
Pathogenic
0.78
Sift
Pathogenic
0.0
D;D;D;D;D;D;D;D;D
Sift4G
Pathogenic
0.0010
D;D;D;D;D;D;D;D;D
Polyphen
0.99
D;.;.;.;.;D;.;.;D
Vest4
0.94
MVP
0.92
MPC
0.78
ClinPred
1.0
D
GERP RS
5.6
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.8
Varity_R
0.86
gMVP
0.80

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: rs370683439; hg19: chr4-2896412; API