8-14090573-G-A
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Variant summary
Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate
The NM_139167.4(SGCZ):c.809C>T(p.Ser270Leu) variant causes a missense change. The variant allele was found at a frequency of 0.00000558 in 1,612,774 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 11/18 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).
Frequency
Genomes: 𝑓 0.000020 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000041 ( 0 hom. )
Consequence
SGCZ
NM_139167.4 missense
NM_139167.4 missense
Scores
2
14
Clinical Significance
Conservation
PhyloP100: 3.96
Genes affected
SGCZ (HGNC:14075): (sarcoglycan zeta) The zeta-sarcoglycan gene measures over 465 kb and localizes to 8p22. This protein is part of the sarcoglycan complex, a group of 6 proteins. The sarcoglycans are all N-glycosylated transmembrane proteins with a short intra-cellular domain, a single transmembrane region and a large extra-cellular domain containing a carboxyl-terminal cluster with several conserved cysteine residues. The sarcoglycan complex is part of the dystrophin-associated glycoprotein complex (DGC), which bridges the inner cytoskeleton and the extra-cellular matrix. [provided by RefSeq, Jul 2008]
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ACMG classification
Classification made for transcript
Verdict is Uncertain_significance. Variant got 0 ACMG points.
PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.09067047).
Transcripts
RefSeq
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | MANE | Protein | UniProt |
---|---|---|---|---|---|---|---|---|
SGCZ | NM_139167.4 | c.809C>T | p.Ser270Leu | missense_variant | 8/8 | ENST00000382080.6 | NP_631906.2 | |
SGCZ | NM_001322879.2 | c.707C>T | p.Ser236Leu | missense_variant | 7/7 | NP_001309808.1 | ||
SGCZ | NM_001322880.2 | c.686C>T | p.Ser229Leu | missense_variant | 7/7 | NP_001309809.1 | ||
SGCZ | NM_001322881.2 | c.464C>T | p.Ser155Leu | missense_variant | 7/7 | NP_001309810.1 |
Ensembl
Gene | Transcript | HGVSc | HGVSp | Effect | #exon/exons | TSL | MANE | Protein | Appris | UniProt |
---|---|---|---|---|---|---|---|---|---|---|
SGCZ | ENST00000382080.6 | c.809C>T | p.Ser270Leu | missense_variant | 8/8 | 5 | NM_139167.4 | ENSP00000371512.1 | ||
SGCZ | ENST00000421524.6 | c.668C>T | p.Ser223Leu | missense_variant | 6/6 | 1 | ENSP00000405224.2 |
Frequencies
GnomAD3 genomes AF: 0.0000197 AC: 3AN: 152036Hom.: 0 Cov.: 32
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GnomAD3 exomes AF: 0.0000159 AC: 4AN: 250952Hom.: 0 AF XY: 0.0000221 AC XY: 3AN XY: 135632
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GnomAD4 exome AF: 0.00000411 AC: 6AN: 1460738Hom.: 0 Cov.: 30 AF XY: 0.00000275 AC XY: 2AN XY: 726696
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GnomAD4 genome AF: 0.0000197 AC: 3AN: 152036Hom.: 0 Cov.: 32 AF XY: 0.0000135 AC XY: 1AN XY: 74250
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ClinVar
Significance: Uncertain significance
Submissions summary: Uncertain:1
Revision: criteria provided, single submitter
LINK: link
Submissions by phenotype
not specified Uncertain:1
Uncertain significance, criteria provided, single submitter | clinical testing | Ambry Genetics | Dec 28, 2022 | The c.809C>T (p.S270L) alteration is located in exon 8 (coding exon 8) of the SGCZ gene. This alteration results from a C to T substitution at nucleotide position 809, causing the serine (S) at amino acid position 270 to be replaced by a leucine (L). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. - |
Computational scores
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Name
Calibrated prediction
Score
Prediction
BayesDel_addAF
Benign
T
BayesDel_noAF
Benign
CADD
Benign
DANN
Uncertain
Eigen
Benign
Eigen_PC
Benign
FATHMM_MKL
Uncertain
D
LIST_S2
Benign
T;T
M_CAP
Benign
T
MetaRNN
Benign
T;T
MetaSVM
Benign
T
PrimateAI
Benign
T
PROVEAN
Benign
N;N
REVEL
Benign
Sift
Benign
T;T
Sift4G
Benign
T;T
Polyphen
B;B
Vest4
MVP
MPC
ClinPred
T
GERP RS
gMVP
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