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GeneBe

2-102718667-G-A

Variant summary

Our verdict is Uncertain significance. Variant got 4 ACMG points: 4P and 0B. PM2PP3_Moderate

The NM_032718.5(MFSD9):c.1178C>T(p.Thr393Met) variant causes a missense change. The variant allele was found at a frequency of 0.0000124 in 1,613,848 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 Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000053 ( 0 hom., cov: 33)
Exomes 𝑓: 0.0000082 ( 0 hom. )

Consequence

MFSD9
NM_032718.5 missense

Scores

5
7
7

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 6.22
Variant links:
Genes affected
MFSD9 (HGNC:28158): (major facilitator superfamily domain containing 9) Predicted to enable transmembrane transporter activity. Predicted to be involved in transmembrane transport. Predicted to be integral component of membrane. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.844

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MFSD9NM_032718.5 linkuse as main transcriptc.1178C>T p.Thr393Met missense_variant 6/6 ENST00000258436.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MFSD9ENST00000258436.10 linkuse as main transcriptc.1178C>T p.Thr393Met missense_variant 6/61 NM_032718.5 P1
MFSD9ENST00000437075.6 linkuse as main transcriptc.*979C>T 3_prime_UTR_variant, NMD_transcript_variant 7/75
MFSD9ENST00000438943.5 linkuse as main transcriptc.*1014C>T 3_prime_UTR_variant, NMD_transcript_variant 7/75

Frequencies

GnomAD3 genomes
AF:
0.0000526
AC:
8
AN:
152232
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.000169
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000654
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000120
AC:
3
AN:
249184
Hom.:
0
AF XY:
0.0000222
AC XY:
3
AN XY:
135032
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000289
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0000544
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00000895
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000821
AC:
12
AN:
1461616
Hom.:
0
Cov.:
34
AF XY:
0.00000688
AC XY:
5
AN XY:
727124
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000447
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000756
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000540
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.0000526
AC:
8
AN:
152232
Hom.:
0
Cov.:
33
AF XY:
0.0000269
AC XY:
2
AN XY:
74362
show subpopulations
Gnomad4 AFR
AF:
0.000169
Gnomad4 AMR
AF:
0.0000654
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000986
Hom.:
0
Bravo
AF:
0.0000529
ExAC
AF:
0.0000165
AC:
2

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 GeneticsAug 12, 2021The c.1178C>T (p.T393M) alteration is located in exon 6 (coding exon 6) of the MFSD9 gene. This alteration results from a C to T substitution at nucleotide position 1178, causing the threonine (T) at amino acid position 393 to be replaced by a methionine (M). 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
AlphaMissense
Benign
0.12
BayesDel_addAF
Uncertain
0.057
T
BayesDel_noAF
Uncertain
0.010
Cadd
Uncertain
24
Dann
Pathogenic
1.0
DEOGEN2
Benign
0.20
T
Eigen
Pathogenic
0.74
Eigen_PC
Pathogenic
0.71
FATHMM_MKL
Pathogenic
0.97
D
LIST_S2
Uncertain
0.89
D
M_CAP
Benign
0.035
D
MetaRNN
Pathogenic
0.84
D
MetaSVM
Benign
-0.33
T
MutationAssessor
Uncertain
2.8
M
MutationTaster
Benign
1.0
D
PrimateAI
Benign
0.44
T
PROVEAN
Benign
-2.1
N
REVEL
Uncertain
0.31
Sift
Uncertain
0.023
D
Sift4G
Uncertain
0.0080
D
Polyphen
1.0
D
Vest4
0.80
MVP
0.82
MPC
0.28
ClinPred
0.90
D
GERP RS
4.3
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.089
gMVP
0.77

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: rs532917468; hg19: chr2-103335126; API