3-100752907-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 2P and 1B. PM2BP4

The NM_001375547.2(ABI3BP):​c.5002G>A​(p.Asp1668Asn) variant causes a missense change. The variant allele was found at a frequency of 0.000000684 in 1,461,062 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

ABI3BP
NM_001375547.2 missense

Scores

5
7
7

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.93
Variant links:
Genes affected
ABI3BP (HGNC:17265): (ABI family member 3 binding protein) Predicted to enable actin filament binding activity and glycosaminoglycan binding activity. Predicted to be involved in regulation of actin cytoskeleton reorganization; regulation of dendritic spine morphogenesis; and regulation of postsynaptic density assembly. Predicted to act upstream of or within extracellular matrix organization and positive regulation of cell-substrate adhesion. Located in extracellular space. Colocalizes with collagen-containing extracellular matrix. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.39181718).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
ABI3BPNM_001375547.2 linkuse as main transcriptc.5002G>A p.Asp1668Asn missense_variant 66/68 ENST00000471714.6 NP_001362476.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
ABI3BPENST00000471714.6 linkuse as main transcriptc.5002G>A p.Asp1668Asn missense_variant 66/685 NM_001375547.2 ENSP00000420524 A2

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461062
Hom.:
0
Cov.:
30
AF XY:
0.00000138
AC XY:
1
AN XY:
726814
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:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
9.00e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32

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 GeneticsDec 12, 2023The c.2869G>A (p.D957N) alteration is located in exon 33 (coding exon 33) of the ABI3BP gene. This alteration results from a G to A substitution at nucleotide position 2869, causing the aspartic acid (D) at amino acid position 957 to be replaced by an asparagine (N). 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
Pathogenic
0.66
BayesDel_addAF
Benign
-0.023
T
BayesDel_noAF
Benign
-0.27
CADD
Pathogenic
27
DANN
Pathogenic
1.0
DEOGEN2
Benign
0.22
T;T
Eigen
Pathogenic
0.75
Eigen_PC
Pathogenic
0.76
FATHMM_MKL
Uncertain
0.94
D
LIST_S2
Uncertain
0.89
D;D
M_CAP
Uncertain
0.12
D
MetaRNN
Benign
0.39
T;T
MetaSVM
Uncertain
-0.0030
T
MutationAssessor
Benign
1.7
.;L
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Uncertain
0.69
T
PROVEAN
Pathogenic
-4.6
D;D
REVEL
Uncertain
0.34
Sift
Benign
0.035
D;D
Sift4G
Uncertain
0.054
T;T
Polyphen
1.0
D;D
Vest4
0.45
MutPred
0.21
Gain of glycosylation at Y1661 (P = 0.0062);.;
MVP
0.94
MPC
0.47
ClinPred
0.99
D
GERP RS
6.0
Varity_R
0.39
gMVP
0.63

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

No publications associated with this variant yet.

Other links and lift over

hg19: chr3-100471751; API