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GeneBe

14-73284141-G-A

Variant summary

Our verdict is Uncertain significance. Variant got 4 ACMG points: 4P and 0B. PM2PP3_Moderate

The NM_001005743.2(NUMB):c.889C>T(p.Arg297Cys) variant causes a missense change. The variant allele was found at a frequency of 0.00000205 in 1,461,856 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: not found (cov: 32)
Exomes 𝑓: 0.0000021 ( 0 hom. )

Consequence

NUMB
NM_001005743.2 missense

Scores

13
3
1

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.71
Variant links:
Genes affected
NUMB (HGNC:8060): (NUMB endocytic adaptor protein) The protein encoded by this gene plays a role in the determination of cell fates during development. The encoded protein, whose degradation is induced in a proteasome-dependent manner by MDM2, is a membrane-bound protein that has been shown to associate with EPS15, LNX1, and NOTCH1. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Feb 2016]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.902

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
NUMBNM_001005743.2 linkuse as main transcriptc.889C>T p.Arg297Cys missense_variant 10/13 ENST00000555238.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
NUMBENST00000555238.6 linkuse as main transcriptc.889C>T p.Arg297Cys missense_variant 10/131 NM_001005743.2 P4P49757-1

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000398
AC:
1
AN:
251454
Hom.:
0
AF XY:
0.00000736
AC XY:
1
AN XY:
135906
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:
0.0000327
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000205
AC:
3
AN:
1461856
Hom.:
0
Cov.:
31
AF XY:
0.00000413
AC XY:
3
AN XY:
727230
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:
0.00
Gnomad4 NFE exome
AF:
0.00000180
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32
Alfa
AF:
0.0000370
Hom.:
0
Bravo
AF:
0.0000113
ExAC
AF:
0.00000824
AC:
1

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 GeneticsFeb 02, 2024The c.889C>T (p.R297C) alteration is located in exon 10 (coding exon 7) of the NUMB gene. This alteration results from a C to T substitution at nucleotide position 889, causing the arginine (R) at amino acid position 297 to be replaced by a cysteine (C). 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
0.96
BayesDel_addAF
Pathogenic
0.28
D
BayesDel_noAF
Pathogenic
0.27
Cadd
Pathogenic
33
Dann
Pathogenic
1.0
Eigen
Pathogenic
0.75
Eigen_PC
Pathogenic
0.71
FATHMM_MKL
Uncertain
0.95
D
LIST_S2
Pathogenic
1.0
D;D;D;D;.;.;.;D;.
M_CAP
Uncertain
0.16
D
MetaRNN
Pathogenic
0.90
D;D;D;D;D;D;D;D;D
MetaSVM
Uncertain
-0.069
T
MutationTaster
Benign
1.0
D;D;D;D;D;D;D;D;D;D;D;D;D;D;D
PrimateAI
Pathogenic
0.83
D
PROVEAN
Pathogenic
-6.4
D;.;D;D;D;D;D;D;D
REVEL
Pathogenic
0.69
Sift
Pathogenic
0.0
D;.;D;D;D;D;D;D;D
Sift4G
Pathogenic
0.0010
D;D;D;D;D;D;D;D;D
Polyphen
1.0
D;D;D;D;D;D;D;.;D
Vest4
0.81
MVP
0.93
MPC
2.1
ClinPred
0.99
D
GERP RS
5.3
Varity_R
0.70
gMVP
0.71

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: rs779822190; hg19: chr14-73750849; COSMIC: COSV100679289; COSMIC: COSV100679289; API