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GeneBe

20-32157875-G-A

Variant summary

Our verdict is Uncertain significance. Variant got 3 ACMG points: 5P and 2B. PM2PP2PP3_ModerateBP6_Moderate

The NM_014742.4(TM9SF4):c.1411G>A(p.Gly471Ser) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.00000124 in 1,613,960 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 benign (★).

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

TM9SF4
NM_014742.4 missense

Scores

10
6
3

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 9.54
Variant links:
Genes affected
TM9SF4 (HGNC:30797): (transmembrane 9 superfamily member 4) Involved in several processes, including positive regulation of protein localization; regulation of intracellular pH; and vacuolar proton-transporting V-type ATPase complex assembly. Located in Golgi apparatus and early endosome. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 3 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP2
Missense variant where missense usually causes diseases, TM9SF4
PP3
MetaRNN computational evidence supports a deleterious effect, 0.937
BP6
Variant 20-32157875-G-A is Benign according to our data. Variant chr20-32157875-G-A is described in ClinVar as [Likely_benign]. Clinvar id is 2429936.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TM9SF4NM_014742.4 linkuse as main transcriptc.1411G>A p.Gly471Ser missense_variant 14/18 ENST00000398022.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TM9SF4ENST00000398022.7 linkuse as main transcriptc.1411G>A p.Gly471Ser missense_variant 14/181 NM_014742.4 P1
TM9SF4ENST00000217315.9 linkuse as main transcriptc.1360G>A p.Gly454Ser missense_variant 14/182

Frequencies

GnomAD3 genomes
AF:
0.00000658
AC:
1
AN:
152072
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:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461888
Hom.:
0
Cov.:
31
AF XY:
0.00000138
AC XY:
1
AN XY:
727244
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:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000658
AC:
1
AN:
152072
Hom.:
0
Cov.:
32
AF XY:
0.0000135
AC XY:
1
AN XY:
74260
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:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000378
EpiCase
AF:
0.0000545
EpiControl
AF:
0.00

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Autism spectrum disorder Benign:1
Likely benign, criteria provided, single submitterclinical testingDepartment of Genetics, Rouen University Hospital, Normandy Center for Genomic and Personalized Medicine-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
0.90
BayesDel_addAF
Pathogenic
0.33
D
BayesDel_noAF
Pathogenic
0.24
Cadd
Pathogenic
34
Dann
Uncertain
1.0
DEOGEN2
Benign
0.31
T;.
Eigen
Pathogenic
0.98
Eigen_PC
Pathogenic
0.91
FATHMM_MKL
Pathogenic
0.99
D
LIST_S2
Uncertain
0.93
D;D
M_CAP
Benign
0.037
D
MetaRNN
Pathogenic
0.94
D;D
MetaSVM
Uncertain
0.0089
D
MutationAssessor
Uncertain
2.6
M;.
MutationTaster
Benign
1.0
D;D
PrimateAI
Pathogenic
0.82
D
PROVEAN
Pathogenic
-5.6
D;D
REVEL
Pathogenic
0.72
Sift
Uncertain
0.0020
D;D
Sift4G
Uncertain
0.0040
D;D
Polyphen
1.0
D;.
Vest4
0.93
MutPred
0.82
Gain of disorder (P = 0.1);.;
MVP
0.76
MPC
1.8
ClinPred
1.0
D
GERP RS
5.0
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.83
gMVP
0.91

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.26
Details are displayed if max score is > 0.2
DS_AG_spliceai
0.26
Position offset: 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: rs941851420; hg19: chr20-30745678; API