rs373024720

Variant summary

Our verdict is Likely benign. The variant received -5 ACMG points: 2P and 7B. PM2BP4_StrongBP6_ModerateBP7

The NM_001378454.1(ALMS1):​c.10947T>C​(p.Ser3649Ser) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000124 in 1,613,842 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 Likely benign (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

ALMS1
NM_001378454.1 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter U:1B:1

Conservation

PhyloP100: -0.303

Publications

0 publications found
Variant links:
Genes affected
ALMS1 (HGNC:428): (ALMS1 centrosome and basal body associated protein) This gene encodes a protein containing a large tandem-repeat domain as well as additional low complexity regions. The encoded protein functions in microtubule organization, particularly in the formation and maintanance of cilia. Mutations in this gene cause Alstrom syndrome. There is a pseudogene for this gene located adjacent in the same region of chromosome 2. Alternative splice variants have been described but their full length nature has not been determined. [provided by RefSeq, Apr 2014]
ALMS1 Gene-Disease associations (from GenCC):
  • Alstrom syndrome
    Inheritance: AR Classification: DEFINITIVE, STRONG, SUPPORTIVE Submitted by: Labcorp Genetics (formerly Invitae), ClinGen, PanelApp Australia, G2P, Orphanet, Genomics England PanelApp

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ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -5 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.79).
BP6
Variant 2-73572824-T-C is Benign according to our data. Variant chr2-73572824-T-C is described in CliVar as Likely_benign. Clinvar id is 529407.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chr2-73572824-T-C is described in CliVar as Likely_benign. Clinvar id is 529407.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chr2-73572824-T-C is described in CliVar as Likely_benign. Clinvar id is 529407.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chr2-73572824-T-C is described in CliVar as Likely_benign. Clinvar id is 529407.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chr2-73572824-T-C is described in CliVar as Likely_benign. Clinvar id is 529407.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chr2-73572824-T-C is described in CliVar as Likely_benign. Clinvar id is 529407.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chr2-73572824-T-C is described in CliVar as Likely_benign. Clinvar id is 529407.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chr2-73572824-T-C is described in CliVar as Likely_benign. Clinvar id is 529407.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chr2-73572824-T-C is described in CliVar as Likely_benign. Clinvar id is 529407.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chr2-73572824-T-C is described in CliVar as Likely_benign. Clinvar id is 529407.Status of the report is criteria_provided_single_submitter, 1 stars. Variant chr2-73572824-T-C is described in CliVar as Likely_benign. Clinvar id is 529407.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=-0.303 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
ALMS1NM_001378454.1 linkc.10947T>C p.Ser3649Ser synonymous_variant Exon 16 of 23 ENST00000613296.6 NP_001365383.1
ALMS1NM_015120.4 linkc.10947T>C p.Ser3649Ser synonymous_variant Exon 16 of 23 NP_055935.4 Q8TCU4

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
ALMS1ENST00000613296.6 linkc.10947T>C p.Ser3649Ser synonymous_variant Exon 16 of 23 1 NM_001378454.1 ENSP00000482968.1 Q8TCU4-1

Frequencies

GnomAD3 genomes
AF:
0.00000658
AC:
1
AN:
152012
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000242
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD2 exomes
AF:
0.00000401
AC:
1
AN:
249224
AF XY:
0.00
show subpopulations
Gnomad AFR exome
AF:
0.0000646
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461830
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
727218
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
33476
American (AMR)
AF:
0.00
AC:
0
AN:
44708
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
26134
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39700
South Asian (SAS)
AF:
0.00
AC:
0
AN:
86258
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
53412
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
5768
European-Non Finnish (NFE)
AF:
8.99e-7
AC:
1
AN:
1111980
Other (OTH)
AF:
0.00
AC:
0
AN:
60394
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.425
Heterozygous variant carriers
0
0
1
1
2
2
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Variant carriers
0
2
4
6
8
10
<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:
0.00000658
AC:
1
AN:
152012
Hom.:
0
Cov.:
32
AF XY:
0.00
AC XY:
0
AN XY:
74260
show subpopulations
African (AFR)
AF:
0.0000242
AC:
1
AN:
41370
American (AMR)
AF:
0.00
AC:
0
AN:
15242
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3468
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5192
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4816
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10600
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
316
European-Non Finnish (NFE)
AF:
0.00
AC:
0
AN:
68004
Other (OTH)
AF:
0.00
AC:
0
AN:
2092
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.525
Heterozygous variant carriers
0
0
1
1
2
2
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance
Alfa
AF:
0.00
Hom.:
0
Bravo
AF:
0.00000378

ClinVar

Significance: Likely benign
Submissions summary: Uncertain:1Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Alstrom syndrome Uncertain:1Benign:1
Jul 26, 2021
Natera, Inc.
Significance:Uncertain significance
Review Status:no assertion criteria provided
Collection Method:clinical testing

- -

Dec 23, 2020
Labcorp Genetics (formerly Invitae), Labcorp
Significance:Likely benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.79
CADD
Benign
3.9
DANN
Benign
0.73
PhyloP100
-0.30
Mutation Taster
=100/0
polymorphism

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

Other links and lift over

dbSNP: rs373024720; hg19: chr2-73799951; API