chr15-59137459-G-A

Variant summary

Our verdict is Benign. Variant got -7 ACMG points: 2P and 9B. PM2BP4_StrongBP6BS1

The NM_004998.4(MYO1E):​c.3251-3C>T variant causes a splice region, splice polypyrimidine tract, intron change. The variant allele was found at a frequency of 0.0000341 in 1,613,756 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 2/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Likely benign (no stars).

Frequency

Genomes: 𝑓 0.000033 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000034 ( 0 hom. )

Consequence

MYO1E
NM_004998.4 splice_region, splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.002499
2

Clinical Significance

Likely benign no assertion criteria provided B:1

Conservation

PhyloP100: 5.62
Variant links:
Genes affected
MYO1E (HGNC:7599): (myosin IE) This gene encodes a member of the nonmuscle class I myosins which are a subgroup of the unconventional myosin protein family. The unconventional myosin proteins function as actin-based molecular motors. Class I myosins are characterized by a head (motor) domain, a regulatory domain and a either a short or long tail domain. Among the class I myosins, this protein is distinguished by a long tail domain that is involved in crosslinking actin filaments. This protein localizes to the cytoplasm and may be involved in intracellular movement and membrane trafficking. Mutations in this gene are the cause of focal segmental glomerulosclerosis-6. This gene has been referred to as myosin IC in the literature but is distinct from the myosin IC gene located on chromosome 17. [provided by RefSeq, Jan 2012]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -7 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.47).
BP6
Variant 15-59137459-G-A is Benign according to our data. Variant chr15-59137459-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 3058806.Status of the report is no_assertion_criteria_provided, 0 stars.
BS1
Variant frequency is greater than expected in population mid. gnomad4_exome allele frequency = 0.0000342 (50/1461578) while in subpopulation MID AF= 0.000173 (1/5768). AF 95% confidence interval is 0.0000291. There are 0 homozygotes in gnomad4_exome. There are 24 alleles in male gnomad4_exome subpopulation. Median coverage is 30. This position pass quality control queck.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MYO1ENM_004998.4 linkuse as main transcriptc.3251-3C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant ENST00000288235.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MYO1EENST00000288235.9 linkuse as main transcriptc.3251-3C>T splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 1 NM_004998.4 P1
MYO1EENST00000559412.1 linkuse as main transcriptc.130-682C>T intron_variant 3

Frequencies

GnomAD3 genomes
AF:
0.0000329
AC:
5
AN:
152178
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000241
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000654
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000441
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000200
AC:
5
AN:
249406
Hom.:
0
AF XY:
0.0000222
AC XY:
3
AN XY:
134962
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:
0.0000447
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000342
AC:
50
AN:
1461578
Hom.:
0
Cov.:
30
AF XY:
0.0000330
AC XY:
24
AN XY:
727086
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000224
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000252
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000387
Gnomad4 OTH exome
AF:
0.0000497
GnomAD4 genome
AF:
0.0000329
AC:
5
AN:
152178
Hom.:
0
Cov.:
32
AF XY:
0.0000538
AC XY:
4
AN XY:
74348
show subpopulations
Gnomad4 AFR
AF:
0.0000241
Gnomad4 AMR
AF:
0.0000654
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000441
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000868
Hom.:
0
Bravo
AF:
0.0000340
Asia WGS
AF:
0.00144
AC:
5
AN:
3478
EpiCase
AF:
0.0000545
EpiControl
AF:
0.000119

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: no assertion criteria provided
LINK: link

Submissions by phenotype

MYO1E-related disorder Benign:1
Likely benign, no assertion criteria providedclinical testingPreventionGenetics, part of Exact SciencesDec 20, 2022This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.47
CADD
Benign
14
DANN
Benign
0.81

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.0025
dbscSNV1_RF
Benign
0.14
SpliceAI score (max)
0.25
Details are displayed if max score is > 0.2
DS_AL_spliceai
0.25
Position offset: -3

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: rs768395846; hg19: chr15-59429658; API