rs397841722

Variant summary

Our verdict is Benign. The variant received -15 ACMG points: 1P and 16B. PM4_SupportingBP6_Very_StrongBA1

The NM_001080467.3(MYO5B):​c.3163_3165dupCTC​(p.Leu1055dup) variant causes a conservative inframe insertion change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.304 in 1,613,342 control chromosomes in the GnomAD database, including 78,462 homozygotes. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.32 ( 8240 hom., cov: 0)
Exomes 𝑓: 0.30 ( 70222 hom. )

Consequence

MYO5B
NM_001080467.3 conservative_inframe_insertion

Scores

Not classified

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts P:1B:6

Conservation

PhyloP100: -0.226

Publications

9 publications found
Variant links:
Genes affected
MYO5B (HGNC:7603): (myosin VB) The protein encoded by this gene, together with other proteins, may be involved in plasma membrane recycling. Mutations in this gene are associated with microvillous inclusion disease. [provided by RefSeq, Sep 2009]
MYO5B Gene-Disease associations (from GenCC):
  • microvillus inclusion disease
    Inheritance: AR Classification: DEFINITIVE, STRONG, SUPPORTIVE Submitted by: Orphanet, G2P, PanelApp Australia, Labcorp Genetics (formerly Invitae)
  • cholestasis, progressive familial intrahepatic, 10
    Inheritance: AR Classification: STRONG Submitted by: Labcorp Genetics (formerly Invitae)
  • progressive familial intrahepatic cholestasis type 1
    Inheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -15 ACMG points.

PM4
Nonframeshift variant in NON repetitive region in NM_001080467.3. Strenght limited to Supporting due to length of the change: 1aa.
BP6
Variant 18-49879055-T-TGAG is Benign according to our data. Variant chr18-49879055-T-TGAG is described in ClinVar as Benign. ClinVar VariationId is 327031.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.526 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
MYO5BNM_001080467.3 linkc.3163_3165dupCTC p.Leu1055dup conservative_inframe_insertion Exon 24 of 40 ENST00000285039.12 NP_001073936.1 Q9ULV0-1Q7Z7A5

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
MYO5BENST00000285039.12 linkc.3163_3165dupCTC p.Leu1055dup conservative_inframe_insertion Exon 24 of 40 1 NM_001080467.3 ENSP00000285039.6 Q9ULV0-1

Frequencies

GnomAD3 genomes
AF:
0.324
AC:
49135
AN:
151762
Hom.:
8235
Cov.:
0
show subpopulations
Gnomad AFR
AF:
0.363
Gnomad AMI
AF:
0.273
Gnomad AMR
AF:
0.282
Gnomad ASJ
AF:
0.263
Gnomad EAS
AF:
0.542
Gnomad SAS
AF:
0.501
Gnomad FIN
AF:
0.365
Gnomad MID
AF:
0.272
Gnomad NFE
AF:
0.279
Gnomad OTH
AF:
0.291
GnomAD2 exomes
AF:
0.340
AC:
84825
AN:
249362
AF XY:
0.346
show subpopulations
Gnomad AFR exome
AF:
0.359
Gnomad AMR exome
AF:
0.286
Gnomad ASJ exome
AF:
0.281
Gnomad EAS exome
AF:
0.557
Gnomad FIN exome
AF:
0.364
Gnomad NFE exome
AF:
0.280
Gnomad OTH exome
AF:
0.316
GnomAD4 exome
AF:
0.302
AC:
441199
AN:
1461462
Hom.:
70222
Cov.:
34
AF XY:
0.308
AC XY:
223571
AN XY:
727058
show subpopulations
African (AFR)
AF:
0.363
AC:
12160
AN:
33470
American (AMR)
AF:
0.286
AC:
12806
AN:
44722
Ashkenazi Jewish (ASJ)
AF:
0.278
AC:
7271
AN:
26134
East Asian (EAS)
AF:
0.496
AC:
19681
AN:
39696
South Asian (SAS)
AF:
0.493
AC:
42508
AN:
86240
European-Finnish (FIN)
AF:
0.363
AC:
19372
AN:
53398
Middle Eastern (MID)
AF:
0.322
AC:
1857
AN:
5768
European-Non Finnish (NFE)
AF:
0.276
AC:
306608
AN:
1111656
Other (OTH)
AF:
0.314
AC:
18936
AN:
60378
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.466
Heterozygous variant carriers
0
16855
33711
50566
67422
84277
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Exome Hom
Variant carriers
0
10490
20980
31470
41960
52450
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
GnomAD4 genome
AF:
0.324
AC:
49182
AN:
151880
Hom.:
8240
Cov.:
0
AF XY:
0.331
AC XY:
24575
AN XY:
74234
show subpopulations
African (AFR)
AF:
0.363
AC:
15017
AN:
41390
American (AMR)
AF:
0.282
AC:
4311
AN:
15278
Ashkenazi Jewish (ASJ)
AF:
0.263
AC:
914
AN:
3470
East Asian (EAS)
AF:
0.542
AC:
2791
AN:
5146
South Asian (SAS)
AF:
0.501
AC:
2409
AN:
4810
European-Finnish (FIN)
AF:
0.365
AC:
3843
AN:
10530
Middle Eastern (MID)
AF:
0.272
AC:
80
AN:
294
European-Non Finnish (NFE)
AF:
0.279
AC:
18951
AN:
67940
Other (OTH)
AF:
0.293
AC:
618
AN:
2112
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.501
Heterozygous variant carriers
0
1689
3378
5066
6755
8444
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome Het
Genome Hom
Variant carriers
0
500
1000
1500
2000
2500
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
Alfa
AF:
0.296
Hom.:
4046
Bravo
AF:
0.315
Asia WGS
AF:
0.484
AC:
1683
AN:
3478
EpiCase
AF:
0.272
EpiControl
AF:
0.270

ClinVar

Significance: Benign
Submissions summary: Pathogenic:1Benign:6
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

Congenital microvillous atrophy Pathogenic:1Benign:1
Sep 05, 2021
Genome-Nilou Lab
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

May 05, 2025
OMIM
Significance:Pathogenic
Review Status:no assertion criteria provided
Collection Method:literature only

- -

not provided Benign:2
Nov 12, 2018
GeneDx
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

This variant is associated with the following publications: (PMID: 24014347, 28492530, 25111220) -

Feb 03, 2025
Labcorp Genetics (formerly Invitae), Labcorp
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

not specified Benign:1
Mar 28, 2016
Laboratory for Molecular Medicine, Mass General Brigham Personalized Medicine
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

Diarrhea with Microvillus Atrophy Benign:1
Jun 14, 2016
Illumina Laboratory Services, Illumina
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

Congenital microvillous atrophy;C5676981:Cholestasis, progressive familial intrahepatic, 10 Benign:1
Apr 23, 2023
Department of Pathology and Laboratory Medicine, Sinai Health System
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:research

- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
PhyloP100
-0.23
Mutation Taster
=72/28
polymorphism (auto)

Splicing

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

Other links and lift over

dbSNP: rs397841722; hg19: chr18-47405425; COSMIC: COSV53210186; COSMIC: COSV53210186; API