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GeneBe

chr20-3227805-G-A

Variant summary

Our verdict is Benign. Variant got -13 ACMG points: 0P and 13B. BP4_ModerateBP6_ModerateBP7BS1BS2

The NM_001174089.2(SLC4A11):​c.2610C>T​(p.Asp870=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00145 in 1,613,200 control chromosomes in the GnomAD database, including 32 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.0073 ( 17 hom., cov: 33)
Exomes 𝑓: 0.00085 ( 15 hom. )

Consequence

SLC4A11
NM_001174089.2 synonymous

Scores

2

Clinical Significance

Benign criteria provided, single submitter B:2

Conservation

PhyloP100: -1.63
Variant links:
Genes affected
SLC4A11 (HGNC:16438): (solute carrier family 4 member 11) This gene encodes a voltage-regulated, electrogenic sodium-coupled borate cotransporter that is essential for borate homeostasis, cell growth and cell proliferation. Mutations in this gene have been associated with a number of endothelial corneal dystrophies including recessive corneal endothelial dystrophy 2, corneal dystrophy and perceptive deafness, and Fuchs endothelial corneal dystrophy. Multiple transcript variants encoding different isoforms have been described. [provided by RefSeq, Mar 2010]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -13 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.46).
BP6
Variant 20-3227805-G-A is Benign according to our data. Variant chr20-3227805-G-A is described in ClinVar as [Benign]. Clinvar id is 769066.Status of the report is criteria_provided_single_submitter, 1 stars.
BP7
Synonymous conserved (PhyloP=-1.63 with no splicing effect.
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.0073 (1112/152282) while in subpopulation AFR AF= 0.0255 (1061/41556). AF 95% confidence interval is 0.0243. There are 17 homozygotes in gnomad4. There are 526 alleles in male gnomad4 subpopulation. Median coverage is 33. This position pass quality control queck.
BS2
High AC in GnomAd4 at 1112 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SLC4A11NM_001174089.2 linkuse as main transcriptc.2610C>T p.Asp870= synonymous_variant 20/20 ENST00000642402.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SLC4A11ENST00000642402.1 linkuse as main transcriptc.2610C>T p.Asp870= synonymous_variant 20/20 NM_001174089.2 P2Q8NBS3-3

Frequencies

GnomAD3 genomes
AF:
0.00730
AC:
1111
AN:
152164
Hom.:
17
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0256
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00190
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:
0.0000735
Gnomad OTH
AF:
0.00814
GnomAD3 exomes
AF:
0.00210
AC:
523
AN:
249400
Hom.:
9
AF XY:
0.00151
AC XY:
204
AN XY:
135042
show subpopulations
Gnomad AFR exome
AF:
0.0293
Gnomad AMR exome
AF:
0.000955
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000163
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000708
Gnomad OTH exome
AF:
0.000656
GnomAD4 exome
AF:
0.000845
AC:
1235
AN:
1460918
Hom.:
15
Cov.:
31
AF XY:
0.000731
AC XY:
531
AN XY:
726640
show subpopulations
Gnomad4 AFR exome
AF:
0.0311
Gnomad4 AMR exome
AF:
0.00105
Gnomad4 ASJ exome
AF:
0.0000383
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000128
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000261
Gnomad4 OTH exome
AF:
0.00171
GnomAD4 genome
AF:
0.00730
AC:
1112
AN:
152282
Hom.:
17
Cov.:
33
AF XY:
0.00706
AC XY:
526
AN XY:
74452
show subpopulations
Gnomad4 AFR
AF:
0.0255
Gnomad4 AMR
AF:
0.00189
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000735
Gnomad4 OTH
AF:
0.00806
Alfa
AF:
0.00587
Hom.:
4
Bravo
AF:
0.00884
Asia WGS
AF:
0.000577
AC:
2
AN:
3478
EpiCase
AF:
0.00
EpiControl
AF:
0.0000593

ClinVar

Significance: Benign
Submissions summary: Benign:2
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Corneal dystrophy-perceptive deafness syndrome Benign:1
Benign, no assertion criteria providedclinical testingNatera, Inc.Sep 16, 2020- -
not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeJan 31, 2024- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.46
CADD
Benign
1.4
DANN
Benign
0.86

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: rs76962118; hg19: chr20-3208451; API