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GeneBe

1-98691580-A-C

Variant summary

Our verdict is Likely benign. Variant got -1 ACMG points: 0P and 1B. BP4

The NM_015976.5(SNX7):c.520A>C(p.Asn174His) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000186 in 1,608,786 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 Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000019 ( 2 hom. )

Consequence

SNX7
NM_015976.5 missense

Scores

1
8
7

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 7.36
Variant links:
Genes affected
SNX7 (HGNC:14971): (sorting nexin 7) This gene encodes a member of the sorting nexin family. Members of this family contain a phox (PX) domain, which is a phosphoinositide binding domain, and are involved in intracellular trafficking. This protein does not contain a coiled coil region like some family members, and its exact function is unknown. Alternative splicing results in multiple transcript variants. A related pseudogene has been identified on chromosome 11. [provided by RefSeq, Jun 2010]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -1 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.39439133).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
SNX7NM_015976.5 linkuse as main transcriptc.520A>C p.Asn174His missense_variant 4/9 ENST00000306121.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
SNX7ENST00000306121.8 linkuse as main transcriptc.520A>C p.Asn174His missense_variant 4/91 NM_015976.5 P1Q9UNH6-3
SNX7ENST00000528824.1 linkuse as main transcriptc.*340A>C 3_prime_UTR_variant, NMD_transcript_variant 5/91
SNX7ENST00000529992.5 linkuse as main transcriptc.474+395A>C intron_variant 2
SNX7ENST00000454199.1 linkuse as main transcript downstream_gene_variant 4

Frequencies

GnomAD3 genomes
AF:
0.0000132
AC:
2
AN:
152084
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.000413
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000284
AC:
7
AN:
246202
Hom.:
1
AF XY:
0.0000375
AC XY:
5
AN XY:
133282
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000235
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000192
AC:
28
AN:
1456702
Hom.:
2
Cov.:
31
AF XY:
0.0000248
AC XY:
18
AN XY:
724640
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000328
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000132
AC:
2
AN:
152084
Hom.:
0
Cov.:
32
AF XY:
0.0000269
AC XY:
2
AN XY:
74308
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.000413
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
ExAC
AF:
0.0000330
AC:
4

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 submitterclinical testingAmbry GeneticsDec 28, 2023The c.520A>C (p.N174H) alteration is located in exon 4 (coding exon 4) of the SNX7 gene. This alteration results from a A to C substitution at nucleotide position 520, causing the asparagine (N) at amino acid position 174 to be replaced by a histidine (H). Based on insufficient or conflicting evidence, the clinical significance of this alteration remains unclear. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_addAF
Benign
-0.31
T
BayesDel_noAF
Benign
-0.39
Cadd
Pathogenic
26
Dann
Uncertain
1.0
Eigen
Uncertain
0.55
Eigen_PC
Uncertain
0.59
FATHMM_MKL
Pathogenic
0.99
D
LIST_S2
Uncertain
0.93
D
M_CAP
Benign
0.024
T
MetaRNN
Benign
0.39
T
MetaSVM
Benign
-1.0
T
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Uncertain
0.54
T
PROVEAN
Uncertain
-2.5
D
REVEL
Benign
0.20
Sift
Uncertain
0.018
D
Sift4G
Uncertain
0.018
D
Polyphen
0.99
D
Vest4
0.40
MutPred
0.59
Loss of stability (P = 0.0969);
MVP
0.73
MPC
0.42
ClinPred
0.61
D
GERP RS
5.6
gMVP
0.49

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: rs753103197; hg19: chr1-99157136; API