14-92323938-G-A

Variant summary

Our verdict is Benign. Variant got -11 ACMG points: 0P and 11B. BP4_ModerateBP6_Very_StrongBP7

The NM_153646.4(SLC24A4):​c.108G>A​(p.Ala36=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000503 in 1,611,396 control chromosomes in the GnomAD database, including 2 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★). Synonymous variant affecting the same amino acid position (i.e. A36A) has been classified as Benign.

Frequency

Genomes: 𝑓 0.0026 ( 1 hom., cov: 32)
Exomes 𝑓: 0.00028 ( 1 hom. )

Consequence

SLC24A4
NM_153646.4 synonymous

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: -0.281
Variant links:
Genes affected
SLC24A4 (HGNC:10978): (solute carrier family 24 member 4) This gene encodes a sodium/potassium/calcium exchange protein. The encoded antiporter transports one calcium and one potassium ion in exchange for four sodium ions and has been implicated in amelogenesis and enamel maturation. Certain variants in this gene have been associated with skin, hair, and eye pigmentation, while other variants have been identified in people with hypomaturation-type amelogenesis imperfecta. [provided by RefSeq, Nov 2023]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -11 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.35).
BP6
Variant 14-92323938-G-A is Benign according to our data. Variant chr14-92323938-G-A is described in ClinVar as [Benign]. Clinvar id is 731783.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=-0.281 with no splicing effect.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SLC24A4NM_153646.4 linkuse as main transcriptc.108G>A p.Ala36= synonymous_variant 1/17 ENST00000532405.6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SLC24A4ENST00000532405.6 linkuse as main transcriptc.108G>A p.Ala36= synonymous_variant 1/171 NM_153646.4 A1Q8NFF2-1
SLC24A4ENST00000393265.6 linkuse as main transcriptc.-63+1303G>A intron_variant 1 Q8NFF2-2
SLC24A4ENST00000676001.1 linkuse as main transcriptc.108G>A p.Ala36= synonymous_variant 2/18 A1Q8NFF2-1
SLC24A4ENST00000531433.5 linkuse as main transcriptc.108G>A p.Ala36= synonymous_variant 2/182 P4Q8NFF2-3

Frequencies

GnomAD3 genomes
AF:
0.00264
AC:
402
AN:
152160
Hom.:
1
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00919
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000851
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:
0.00239
GnomAD3 exomes
AF:
0.000738
AC:
181
AN:
245152
Hom.:
0
AF XY:
0.000526
AC XY:
70
AN XY:
133026
show subpopulations
Gnomad AFR exome
AF:
0.00961
Gnomad AMR exome
AF:
0.000525
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:
0.0000452
Gnomad OTH exome
AF:
0.000833
GnomAD4 exome
AF:
0.000279
AC:
407
AN:
1459118
Hom.:
1
Cov.:
31
AF XY:
0.000229
AC XY:
166
AN XY:
725936
show subpopulations
Gnomad4 AFR exome
AF:
0.00984
Gnomad4 AMR exome
AF:
0.000627
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000171
Gnomad4 OTH exome
AF:
0.000497
GnomAD4 genome
AF:
0.00265
AC:
403
AN:
152278
Hom.:
1
Cov.:
32
AF XY:
0.00240
AC XY:
179
AN XY:
74456
show subpopulations
Gnomad4 AFR
AF:
0.00919
Gnomad4 AMR
AF:
0.000850
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:
0.00237
Alfa
AF:
0.0000726
Hom.:
0
Bravo
AF:
0.00320
EpiCase
AF:
0.0000545
EpiControl
AF:
0.0000594

ClinVar

Significance: Benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpDec 31, 2019- -
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
SLC24A4-related disorder Benign:1
Benign, no assertion criteria providedclinical testingPreventionGenetics, part of Exact SciencesMay 07, 2019This variant is classified as 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
-0.35
CADD
Benign
7.2
DANN
Benign
0.94

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

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs149248445; hg19: chr14-92790282; API