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GeneBe

19-17250299-C-T

Variant summary

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

The NM_031941.4(USHBP1):c.2038G>A(p.Glu680Lys) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000806 in 1,613,294 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000020 ( 0 hom., cov: 33)
Exomes 𝑓: 0.0000068 ( 0 hom. )

Consequence

USHBP1
NM_031941.4 missense

Scores

1
18

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 1.35
Variant links:
Genes affected
USHBP1 (HGNC:24058): (USH1 protein network component harmonin binding protein 1) Enables PDZ domain binding activity. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

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=0.063975245).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
USHBP1NM_031941.4 linkuse as main transcriptc.2038G>A p.Glu680Lys missense_variant 13/13 ENST00000252597.8
USHBP1NM_001321417.2 linkuse as main transcriptc.2038G>A p.Glu680Lys missense_variant 13/13
USHBP1NM_001297703.2 linkuse as main transcriptc.1846G>A p.Glu616Lys missense_variant 12/12
USHBP1NR_135632.2 linkuse as main transcriptn.2279G>A non_coding_transcript_exon_variant 14/14

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
USHBP1ENST00000252597.8 linkuse as main transcriptc.2038G>A p.Glu680Lys missense_variant 13/131 NM_031941.4 P1Q8N6Y0-1
USHBP1ENST00000431146.6 linkuse as main transcriptc.1846G>A p.Glu616Lys missense_variant 12/122
USHBP1ENST00000324554.9 linkuse as main transcriptc.*1004G>A 3_prime_UTR_variant, NMD_transcript_variant 14/142
USHBP1ENST00000597928.5 linkuse as main transcriptc.*3158G>A 3_prime_UTR_variant, NMD_transcript_variant 12/122 Q8N6Y0-2

Frequencies

GnomAD3 genomes
AF:
0.0000197
AC:
3
AN:
152206
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000482
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.000288
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000241
AC:
6
AN:
249182
Hom.:
0
AF XY:
0.0000222
AC XY:
3
AN XY:
135178
show subpopulations
Gnomad AFR exome
AF:
0.0000627
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0000546
Gnomad SAS exome
AF:
0.0000654
Gnomad FIN exome
AF:
0.0000467
Gnomad NFE exome
AF:
0.00000890
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000684
AC:
10
AN:
1461088
Hom.:
0
Cov.:
32
AF XY:
0.00000825
AC XY:
6
AN XY:
726872
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000504
Gnomad4 SAS exome
AF:
0.0000232
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000540
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000197
AC:
3
AN:
152206
Hom.:
0
Cov.:
33
AF XY:
0.0000134
AC XY:
1
AN XY:
74360
show subpopulations
Gnomad4 AFR
AF:
0.0000482
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.000288
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000329
Hom.:
0
Bravo
AF:
0.0000453
ExAC
AF:
0.000107
AC:
13
EpiCase
AF:
0.00
EpiControl
AF:
0.0000593

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 07, 2022The c.2038G>A (p.E680K) alteration is located in exon 13 (coding exon 12) of the USHBP1 gene. This alteration results from a G to A substitution at nucleotide position 2038, causing the glutamic acid (E) at amino acid position 680 to be replaced by a lysine (K). 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
0.17
BayesDel_addAF
Benign
-0.32
T
BayesDel_noAF
Benign
-0.51
Cadd
Benign
17
Dann
Benign
0.97
DEOGEN2
Benign
0.0090
T;.
Eigen
Benign
-0.55
Eigen_PC
Benign
-0.62
FATHMM_MKL
Benign
0.055
N
LIST_S2
Benign
0.85
D;D
M_CAP
Benign
0.015
T
MetaRNN
Benign
0.064
T;T
MetaSVM
Benign
-1.1
T
MutationAssessor
Uncertain
2.2
M;.
MutationTaster
Benign
1.0
N;N;N
PrimateAI
Benign
0.43
T
PROVEAN
Benign
-0.060
N;N
REVEL
Benign
0.052
Sift
Benign
0.13
T;T
Sift4G
Benign
0.36
T;T
Polyphen
0.92
P;.
Vest4
0.30
MVP
0.29
MPC
0.36
ClinPred
0.12
T
GERP RS
3.5
Varity_R
0.071
gMVP
0.096

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.090
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: rs756523964; hg19: chr19-17361108; COSMIC: COSV52243313; COSMIC: COSV52243313; API