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GeneBe

4-2639841-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_001366318.2(FAM193A):c.1145C>T(p.Ala382Val) variant causes a missense change. The variant allele was found at a frequency of 0.000246 in 1,613,836 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 12/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00016 ( 0 hom., cov: 31)
Exomes 𝑓: 0.00025 ( 0 hom. )

Consequence

FAM193A
NM_001366318.2 missense

Scores

4
9

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.22
Variant links:
Genes affected
FAM193A (HGNC:16822): (family with sequence similarity 193 member A)

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.09586689).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
FAM193ANM_001366318.2 linkuse as main transcriptc.1145C>T p.Ala382Val missense_variant 6/21 ENST00000637812.2

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
FAM193AENST00000637812.2 linkuse as main transcriptc.1145C>T p.Ala382Val missense_variant 6/215 NM_001366318.2 A2

Frequencies

GnomAD3 genomes
AF:
0.000164
AC:
25
AN:
152146
Hom.:
0
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.0000483
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:
0.000472
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.000265
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000191
AC:
48
AN:
251268
Hom.:
0
AF XY:
0.000191
AC XY:
26
AN XY:
135810
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:
0.00
Gnomad FIN exome
AF:
0.000416
Gnomad NFE exome
AF:
0.000317
Gnomad OTH exome
AF:
0.000490
GnomAD4 exome
AF:
0.000255
AC:
372
AN:
1461690
Hom.:
0
Cov.:
31
AF XY:
0.000257
AC XY:
187
AN XY:
727148
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
Gnomad4 AMR exome
AF:
0.0000224
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.000786
Gnomad4 NFE exome
AF:
0.000284
Gnomad4 OTH exome
AF:
0.000182
GnomAD4 genome
AF:
0.000164
AC:
25
AN:
152146
Hom.:
0
Cov.:
31
AF XY:
0.000202
AC XY:
15
AN XY:
74330
show subpopulations
Gnomad4 AFR
AF:
0.0000483
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.000472
Gnomad4 NFE
AF:
0.000265
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000326
Hom.:
0
Bravo
AF:
0.000155
TwinsUK
AF:
0.000270
AC:
1
ALSPAC
AF:
0.00
AC:
0
ESP6500AA
AF:
0.00
AC:
0
ESP6500EA
AF:
0.000233
AC:
2
ExAC
AF:
0.000214
AC:
26
EpiCase
AF:
0.000491
EpiControl
AF:
0.000296

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 GeneticsOct 26, 2021The c.272C>T (p.A91V) alteration is located in exon 4 (coding exon 2) of the FAM193A gene. This alteration results from a C to T substitution at nucleotide position 272, causing the alanine (A) at amino acid position 91 to be replaced by a valine (V). 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
0.11
BayesDel_addAF
Benign
-0.41
T
BayesDel_noAF
Benign
-0.49
Cadd
Uncertain
23
Dann
Uncertain
1.0
Eigen
Benign
0.19
Eigen_PC
Uncertain
0.26
FATHMM_MKL
Uncertain
0.96
D
LIST_S2
Uncertain
0.95
D;D;D;D;D;.
M_CAP
Benign
0.023
T
MetaRNN
Benign
0.096
T;T;T;T;T;T
MetaSVM
Benign
-1.1
T
MutationTaster
Benign
1.0
D;D;D;D;D
PrimateAI
Benign
0.38
T
Polyphen
0.42, 0.65
.;.;B;P;.;.
Vest4
0.32, 0.38, 0.36, 0.32, 0.37
MVP
0.043
MPC
0.22
ClinPred
0.049
T
GERP RS
4.7
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.1
Varity_R
0.12
gMVP
0.19

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: rs199976101; hg19: chr4-2641568; API