Genetic Variant NM_001012994.2:c.87C>A (chr9-112751088-C-A) – ACMG Classification: Likely_benign (-2 pts)

Variant summary

Our verdict is Likely benign. The variant received -2 ACMG points: 0P and 2B. BP4_Moderate

The NM_001012994.2(SNX30):c.87C>A(p.Ser29Arg) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000396 in 1,513,690 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 14/22 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: 0.0000022 ( 0 hom. )

Consequence

SNX30
NM_001012994.2 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.916

Publications

1 publications found

Variant links:

Genes affected

SNX30 (HGNC:23685): (sorting nexin family member 30) Predicted to enable phosphatidylinositol binding activity. Predicted to be involved in protein transport. [provided by Alliance of Genome Resources, Apr 2022]

SNX30 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -2 ACMG points.

BP4

Computational evidence support a benign effect (MetaRNN=0.09064379).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001012994.2. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	SNX30	NM_001012994.2	MANE Select	c.87C>A	p.Ser29Arg	missense	Exon 1 of 9	NP_001013012.1	Q5VWJ9

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	SNX30	ENST00000374232.8	TSL:5 MANE Select	c.87C>A	p.Ser29Arg	missense	Exon 1 of 9	ENSP00000363349.3	Q5VWJ9
	SNX30	ENST00000870319.1		c.87C>A	p.Ser29Arg	missense	Exon 1 of 8	ENSP00000540378.1

Frequencies

GnomAD3 genomes

AF:

0.0000197

AC:

AN:

152034

Hom.:

Cov.:

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:

0.00

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.0000442

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.00000854

AC:

AN:

117116

AF XY:

0.0000153

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 FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.0000209

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.00000220

AC:

AN:

1361656

Hom.:

Cov.:

AF XY:

0.00000446

AC XY:

AN XY:

672476

show subpopulations

⚠️ The allele balance in gnomAD version 4 Exomes is significantly skewed from the expected value of 0.5.

African (AFR)

AF:

0.00

AC:

AN:

29186

American (AMR)

AF:

0.00

AC:

AN:

32174

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

24178

East Asian (EAS)

AF:

0.00

AC:

AN:

33134

South Asian (SAS)

AF:

0.00

AC:

AN:

76198

European-Finnish (FIN)

AF:

0.00

AC:

AN:

35064

Middle Eastern (MID)

AF:

0.00

AC:

AN:

4162

European-Non Finnish (NFE)

AF:

0.00000280

AC:

AN:

1070628

Other (OTH)

AF:

0.00

AC:

AN:

56932

⚠️ The allele balance in gnomAD4 Exomes is highly skewed from 0.5 (p-value = 0.0000000568638), which strongly suggests a high chance of mosaicism in these individuals.

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.375

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

GnomAD4 genome

AF:

0.0000197

AC:

AN:

152034

Hom.:

Cov.:

AF XY:

0.0000269

AC XY:

AN XY:

74270

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

41440

American (AMR)

AF:

0.00

AC:

AN:

15268

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3466

East Asian (EAS)

AF:

0.00

AC:

AN:

5158

South Asian (SAS)

AF:

0.00

AC:

AN:

4838

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10602

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.0000442

AC:

AN:

67944

Other (OTH)

AF:

0.00

AC:

AN:

2090

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.475

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

Alfa

AF:

0.0000436

Hom.:

Bravo

AF:

0.0000113

ClinVar

ClinVar submissions

Significance:Uncertain significance

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

not specified (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.23

BayesDel_addAF

Benign

-0.23

BayesDel_noAF

Benign

-0.56

CADD

Benign

(source)

DANN

Uncertain

0.99

DEOGEN2

Benign

0.025

Eigen

Benign

-0.59

Eigen_PC

Benign

-0.43

FATHMM_MKL

Benign

0.73

LIST_S2

Benign

0.75

M_CAP

Benign

0.052

MetaRNN

Benign

0.091

MetaSVM

Benign

-1.0

MutationAssessor

Benign

0.0

PhyloP100

0.92

PrimateAI

Pathogenic

0.91

PROVEAN

Benign

-0.77

REVEL

Benign

0.031

Sift

Benign

0.20

Sift4G

Benign

0.30

Polyphen

0.31

Vest4

0.32

MutPred

0.23

Loss of phosphorylation at S29 (P = 0.0093)

MVP

0.068

MPC

0.37

ClinPred

0.42

GERP RS

3.4

PromoterAI

-0.057

Neutral

(source)

RBP_binding_hub_radar

0.0

RBP_regulation_power_radar

1.6

Varity_R

0.19

gMVP

0.46

Mutation Taster

=62/38

polymorphism

(source)

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

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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over