rs765090096

Variant summary

Our verdict is Likely benign. The variant received -5 ACMG points: 0P and 5B. BP4_ModerateBP6_ModerateBP7

The NM_000352.6(ABCC8):​c.1536C>T​(p.Tyr512Tyr) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000266 in 1,613,984 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.000033 ( 1 hom., cov: 32)
Exomes 𝑓: 0.000026 ( 0 hom. )

Consequence

ABCC8
NM_000352.6 synonymous

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter U:1B:2

Conservation

PhyloP100: 0.310

Publications

2 publications found
Variant links:
Genes affected
ABCC8 (HGNC:59): (ATP binding cassette subfamily C member 8) The protein encoded by this gene is a member of the superfamily of ATP-binding cassette (ABC) transporters. ABC proteins transport various molecules across extra- and intra-cellular membranes. ABC genes are divided into seven distinct subfamilies (ABC1, MDR/TAP, MRP, ALD, OABP, GCN20, White). This protein is a member of the MRP subfamily which is involved in multi-drug resistance. This protein functions as a modulator of ATP-sensitive potassium channels and insulin release. Mutations in the ABCC8 gene and deficiencies in the encoded protein have been observed in patients with hyperinsulinemic hypoglycemia of infancy, an autosomal recessive disorder of unregulated and high insulin secretion. Mutations have also been associated with non-insulin-dependent diabetes mellitus type II, an autosomal dominant disease of defective insulin secretion. Alternatively spliced transcript variants have been found for this gene. [provided by RefSeq, Jul 2020]
ABCC8 Gene-Disease associations (from GenCC):
  • hyperinsulinemic hypoglycemia, familial, 1
    Inheritance: AD, AR, SD Classification: DEFINITIVE, STRONG Submitted by: Ambry Genetics, Illumina, Genomics England PanelApp, Labcorp Genetics (formerly Invitae)
  • diabetes mellitus, permanent neonatal 3
    Inheritance: AR, SD, AD Classification: DEFINITIVE, STRONG Submitted by: Labcorp Genetics (formerly Invitae), Genomics England PanelApp, Ambry Genetics
  • familial hyperinsulinism
    Inheritance: AR Classification: DEFINITIVE Submitted by: Myriad Women’s Health
  • diabetes mellitus
    Inheritance: SD Classification: DEFINITIVE Submitted by: Ambry Genetics
  • monogenic diabetes
    Inheritance: SD Classification: DEFINITIVE Submitted by: ClinGen
  • diabetes mellitus, noninsulin-dependent
    Inheritance: AD Classification: STRONG Submitted by: Genomics England PanelApp
  • hypoglycemia, leucine-induced
    Inheritance: AD Classification: STRONG Submitted by: Genomics England PanelApp
  • transient neonatal diabetes mellitus
    Inheritance: AD Classification: STRONG, SUPPORTIVE Submitted by: Orphanet, Genomics England PanelApp
  • permanent neonatal diabetes mellitus
    Inheritance: AR, AD Classification: STRONG, SUPPORTIVE Submitted by: Genomics England PanelApp, Orphanet
  • diabetes mellitus, transient neonatal, 2
    Inheritance: Unknown, AD Classification: STRONG Submitted by: Genomics England PanelApp, Labcorp Genetics (formerly Invitae)
  • pulmonary arterial hypertension
    Inheritance: AD Classification: MODERATE Submitted by: ClinGen
  • autosomal dominant hyperinsulinism due to SUR1 deficiency
    Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
  • DEND syndrome
    Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
  • diazoxide-resistant focal hyperinsulinism due to SUR1 deficiency
    Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
  • maturity-onset diabetes of the young
    Inheritance: AD Classification: SUPPORTIVE Submitted by: Orphanet
  • autosomal recessive hyperinsulinism due to SUR1 deficiency
    Inheritance: AR Classification: SUPPORTIVE Submitted by: Orphanet
  • type 2 diabetes mellitus
    Inheritance: AD Classification: LIMITED Submitted by: Labcorp Genetics (formerly Invitae)

Genome browser will be placed here

ACMG classification

Classification was made for transcript

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

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.4).
BP6
Variant 11-17442814-G-A is Benign according to our data. Variant chr11-17442814-G-A is described in ClinVar as Likely_benign. ClinVar VariationId is 736485.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=0.31 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
ABCC8NM_000352.6 linkc.1536C>T p.Tyr512Tyr synonymous_variant Exon 10 of 39 ENST00000389817.8 NP_000343.2 Q09428-1

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
ABCC8ENST00000389817.8 linkc.1536C>T p.Tyr512Tyr synonymous_variant Exon 10 of 39 1 NM_000352.6 ENSP00000374467.4 Q09428-1

Frequencies

GnomAD3 genomes
AF:
0.0000329
AC:
5
AN:
152162
Hom.:
1
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000241
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000131
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:
0.000955
GnomAD2 exomes
AF:
0.0000119
AC:
3
AN:
251114
AF XY:
0.00
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0000544
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000881
Gnomad OTH exome
AF:
0.000163
GnomAD4 exome
AF:
0.0000260
AC:
38
AN:
1461822
Hom.:
0
Cov.:
32
AF XY:
0.0000275
AC XY:
20
AN XY:
727204
show subpopulations
African (AFR)
AF:
0.0000299
AC:
1
AN:
33478
American (AMR)
AF:
0.0000224
AC:
1
AN:
44724
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
26136
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39700
South Asian (SAS)
AF:
0.00
AC:
0
AN:
86248
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
53416
Middle Eastern (MID)
AF:
0.000175
AC:
1
AN:
5728
European-Non Finnish (NFE)
AF:
0.0000297
AC:
33
AN:
1112008
Other (OTH)
AF:
0.0000331
AC:
2
AN:
60384
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.455
Heterozygous variant carriers
0
2
4
7
9
11
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:
0.0000329
AC:
5
AN:
152162
Hom.:
1
Cov.:
32
AF XY:
0.0000269
AC XY:
2
AN XY:
74328
show subpopulations
African (AFR)
AF:
0.0000241
AC:
1
AN:
41444
American (AMR)
AF:
0.000131
AC:
2
AN:
15280
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3470
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5182
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4816
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10614
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
316
European-Non Finnish (NFE)
AF:
0.00
AC:
0
AN:
68034
Other (OTH)
AF:
0.000955
AC:
2
AN:
2094
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.458
Heterozygous variant carriers
0
1
1
2
2
3
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome Het
Genome Hom
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
Alfa
AF:
0.0000282
Hom.:
0
Bravo
AF:
0.00000378
EpiCase
AF:
0.0000545
EpiControl
AF:
0.00

ClinVar

Significance: Likely benign
Submissions summary: Uncertain:1Benign:2
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Hereditary hyperinsulinism Uncertain:1
Apr 10, 2020
Natera, Inc.
Significance:Uncertain significance
Review Status:no assertion criteria provided
Collection Method:clinical testing

- -

ABCC8-related disorder Benign:1
Apr 18, 2021
PreventionGenetics, part of Exact Sciences
Significance:Likely benign
Review Status:no assertion criteria provided
Collection Method:clinical testing

This 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). -

not provided Benign:1
Mar 11, 2024
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
-0.40
CADD
Benign
11
DANN
Benign
0.69
PhyloP100
0.31

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: rs765090096; hg19: chr11-17464361; COSMIC: COSV56853083; COSMIC: COSV56853083; API