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GeneBe

1-158611131-GCA-G

Variant summary

Our verdict is Benign. Variant got -8 ACMG points: 0P and 8B. BA1

The NM_003126.4(SPTA1):​c.*131_*132del variant causes a 3 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.314 in 664,300 control chromosomes in the GnomAD database, including 11,471 homozygotes. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.32 ( 8428 hom., cov: 0)
Exomes 𝑓: 0.31 ( 3043 hom. )

Consequence

SPTA1
NM_003126.4 3_prime_UTR

Scores

Not classified

Clinical Significance

Uncertain significance criteria provided, single submitter U:3

Conservation

PhyloP100: 0.00
Variant links:
Genes affected
OR10Z1 (HGNC:14996): (olfactory receptor family 10 subfamily Z member 1) Olfactory receptors interact with odorant molecules in the nose, to initiate a neuronal response that triggers the perception of a smell. The olfactory receptor proteins are members of a large family of G-protein-coupled receptors (GPCR) arising from single coding-exon genes. Olfactory receptors share a 7-transmembrane domain structure with many neurotransmitter and hormone receptors and are responsible for the recognition and G protein-mediated transduction of odorant signals. The olfactory receptor gene family is the largest in the genome. The nomenclature assigned to the olfactory receptor genes and proteins for this organism is independent of other organisms. [provided by RefSeq, Jul 2008]
SPTA1 (HGNC:11272): (spectrin alpha, erythrocytic 1) This gene encodes a member of a family of molecular scaffold proteins that link the plasma membrane to the actin cytoskeleton and functions in the determination of cell shape, arrangement of transmembrane proteins, and organization of organelles. The encoded protein is primarily composed of 22 spectrin repeats which are involved in dimer formation. It forms a component of the erythrocyte plasma membrane. Mutations in this gene result in a variety of hereditary red blood cell disorders, including elliptocytosis-2, pyropoikilocytosis, and spherocytosis, type 3. [provided by RefSeq, Aug 2017]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -8 ACMG points.

BA1
GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.609 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
OR10Z1NM_001004478.2 linkuse as main transcriptc.*3785_*3786del 3_prime_UTR_variant 2/2 ENST00000641002.1
SPTA1NM_003126.4 linkuse as main transcriptc.*131_*132del 3_prime_UTR_variant 52/52 ENST00000643759.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
OR10Z1ENST00000641002.1 linkuse as main transcriptc.*3785_*3786del 3_prime_UTR_variant 2/2 NM_001004478.2 P1
SPTA1ENST00000643759.2 linkuse as main transcriptc.*131_*132del 3_prime_UTR_variant 52/52 NM_003126.4 P1P02549-1

Frequencies

GnomAD3 genomes
AF:
0.320
AC:
45933
AN:
143562
Hom.:
8421
Cov.:
0
show subpopulations
Gnomad AFR
AF:
0.121
Gnomad AMI
AF:
0.254
Gnomad AMR
AF:
0.492
Gnomad ASJ
AF:
0.360
Gnomad EAS
AF:
0.628
Gnomad SAS
AF:
0.468
Gnomad FIN
AF:
0.395
Gnomad MID
AF:
0.350
Gnomad NFE
AF:
0.353
Gnomad OTH
AF:
0.366
GnomAD4 exome
AF:
0.312
AC:
162303
AN:
520632
Hom.:
3043
AF XY:
0.315
AC XY:
86976
AN XY:
276258
show subpopulations
Gnomad4 AFR exome
AF:
0.137
Gnomad4 AMR exome
AF:
0.412
Gnomad4 ASJ exome
AF:
0.297
Gnomad4 EAS exome
AF:
0.417
Gnomad4 SAS exome
AF:
0.348
Gnomad4 FIN exome
AF:
0.334
Gnomad4 NFE exome
AF:
0.294
Gnomad4 OTH exome
AF:
0.313
GnomAD4 genome
AF:
0.320
AC:
45957
AN:
143668
Hom.:
8428
Cov.:
0
AF XY:
0.327
AC XY:
22727
AN XY:
69446
show subpopulations
Gnomad4 AFR
AF:
0.121
Gnomad4 AMR
AF:
0.493
Gnomad4 ASJ
AF:
0.360
Gnomad4 EAS
AF:
0.628
Gnomad4 SAS
AF:
0.468
Gnomad4 FIN
AF:
0.395
Gnomad4 NFE
AF:
0.353
Gnomad4 OTH
AF:
0.365

ClinVar

Significance: Uncertain significance
Submissions summary: Uncertain:3
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Elliptocytosis Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingIllumina Laboratory Services, IlluminaJun 14, 2016- -
Pyropoikilocytosis, hereditary Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingIllumina Laboratory Services, IlluminaJun 14, 2016- -
Spherocytosis, Recessive Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingIllumina Laboratory Services, IlluminaJun 14, 2016- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction

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: rs55832242; hg19: chr1-158580921; API