chr7-107791210-C-T
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Variant summary
Our verdict is Likely pathogenic. Variant got 7 ACMG points: 7P and 0B. PM1PM2PP3_ModeratePP5
The NM_000111.3(SLC26A3):c.408G>A(p.Met136Ile) variant causes a missense change. The variant allele was found at a frequency of 0.00000186 in 1,614,100 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Likely pathogenic (no stars).
Frequency
Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000014 ( 0 hom. )
Consequence
SLC26A3
NM_000111.3 missense
NM_000111.3 missense
Scores
8
9
2
Clinical Significance
Conservation
PhyloP100: 7.06
Genes affected
SLC26A3 (HGNC:3018): (solute carrier family 26 member 3) The protein encoded by this gene is a transmembrane glycoprotein that transports chloride ions across the cell membrane in exchange for bicarbonate ions. It is localized to the mucosa of the lower intestinal tract, particularly to the apical membrane of columnar epithelium and some goblet cells. The protein is essential for intestinal chloride absorption, and mutations in this gene have been associated with congenital chloride diarrhea. [provided by RefSeq, Oct 2008]
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ACMG classification
Classification made for transcript
Verdict is Likely_pathogenic. Variant got 7 ACMG points.
PM1
In a transmembrane_region Helical (size 20) in uniprot entity S26A3_HUMAN there are 6 pathogenic changes around while only 0 benign (100%) in NM_000111.3
PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.936
PP5
Variant 7-107791210-C-T is Pathogenic according to our data. Variant chr7-107791210-C-T is described in ClinVar as [Likely_pathogenic]. Clinvar id is 56002.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr7-107791210-C-T is described in Lovd as [Likely_pathogenic].
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | MANE | Protein | UniProt |
---|---|---|---|---|---|---|---|---|
SLC26A3 | NM_000111.3 | c.408G>A | p.Met136Ile | missense_variant | 5/21 | ENST00000340010.10 | NP_000102.1 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Protein | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|---|
SLC26A3 | ENST00000340010.10 | c.408G>A | p.Met136Ile | missense_variant | 5/21 | 1 | NM_000111.3 | ENSP00000345873 | P1 | |
SLC26A3 | ENST00000379083.7 | c.*199G>A | 3_prime_UTR_variant, NMD_transcript_variant | 5/20 | 2 | ENSP00000368375 |
Frequencies
GnomAD3 genomes AF: 0.00000657 AC: 1AN: 152218Hom.: 0 Cov.: 32
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GnomAD4 exome AF: 0.00000137 AC: 2AN: 1461882Hom.: 0 Cov.: 32 AF XY: 0.00000275 AC XY: 2AN XY: 727242
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GnomAD4 genome AF: 0.00000657 AC: 1AN: 152218Hom.: 0 Cov.: 32 AF XY: 0.0000135 AC XY: 1AN XY: 74348
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ClinVar
Significance: Likely pathogenic
Submissions summary: Pathogenic:1
Revision: no assertion criteria provided
LINK: link
Submissions by phenotype
Congenital secretory diarrhea, chloride type Pathogenic:1
Likely pathogenic, no assertion criteria provided | literature only | Juha Muilu Group; Institute for Molecular Medicine Finland (FIMM) | - | - - |
Computational scores
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Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
BayesDel_addAF
Pathogenic
D
BayesDel_noAF
Pathogenic
CADD
Uncertain
DANN
Uncertain
DEOGEN2
Uncertain
D
Eigen
Pathogenic
Eigen_PC
Uncertain
FATHMM_MKL
Pathogenic
D
LIST_S2
Benign
T
M_CAP
Uncertain
D
MetaRNN
Pathogenic
D
MetaSVM
Uncertain
D
MutationAssessor
Uncertain
M
MutationTaster
Benign
D;D
PrimateAI
Uncertain
T
PROVEAN
Uncertain
D
REVEL
Pathogenic
Sift
Pathogenic
D
Sift4G
Uncertain
D
Polyphen
D
Vest4
MutPred
Gain of helix (P = 0.2294);
MVP
MPC
ClinPred
D
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Splicing
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SpliceAI score (max)
Details are displayed if max score is > 0.2
Find out detailed SpliceAI scores and Pangolin per-transcript scores at