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GeneBe

1-117623799-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_017709.4(TENT5C):c.931C>T(p.Arg311Cys) variant causes a missense change. The variant allele was found at a frequency of 0.0000136 in 1,614,018 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000020 ( 0 hom., cov: 31)
Exomes 𝑓: 0.000013 ( 0 hom. )

Consequence

TENT5C
NM_017709.4 missense

Scores

1
8
9

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.83
Variant links:
Genes affected
TENT5C (HGNC:24712): (terminal nucleotidyltransferase 5C) Enables RNA adenylyltransferase activity. Involved in mRNA stabilization. Located in cytoplasm and nucleoplasm. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
TENT5CNM_017709.4 linkuse as main transcriptc.931C>T p.Arg311Cys missense_variant 2/2 ENST00000369448.4

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
TENT5CENST00000369448.4 linkuse as main transcriptc.931C>T p.Arg311Cys missense_variant 2/21 NM_017709.4 P1

Frequencies

GnomAD3 genomes
AF:
0.0000197
AC:
3
AN:
152126
Hom.:
0
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000131
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:
0.000479
GnomAD3 exomes
AF:
0.0000199
AC:
5
AN:
251454
Hom.:
0
AF XY:
0.0000221
AC XY:
3
AN XY:
135894
show subpopulations
Gnomad AFR exome
AF:
0.0000615
Gnomad AMR exome
AF:
0.0000578
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000176
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000130
AC:
19
AN:
1461892
Hom.:
0
Cov.:
35
AF XY:
0.0000124
AC XY:
9
AN XY:
727246
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000447
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000135
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.0000197
AC:
3
AN:
152126
Hom.:
0
Cov.:
31
AF XY:
0.0000269
AC XY:
2
AN XY:
74310
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.000131
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:
0.000479
Bravo
AF:
0.0000151
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 GeneticsJan 26, 2022The c.931C>T (p.R311C) alteration is located in exon 2 (coding exon 1) of the FAM46C gene. This alteration results from a C to T substitution at nucleotide position 931, causing the arginine (R) at amino acid position 311 to be replaced by a cysteine (C). 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
Uncertain
0.35
BayesDel_addAF
Benign
-0.14
T
BayesDel_noAF
Benign
-0.25
Cadd
Pathogenic
32
Dann
Uncertain
1.0
DEOGEN2
Benign
0.19
T
Eigen
Benign
-0.064
Eigen_PC
Benign
0.075
FATHMM_MKL
Uncertain
0.89
D
LIST_S2
Pathogenic
0.99
D
M_CAP
Benign
0.032
D
MetaRNN
Uncertain
0.43
T
MetaSVM
Benign
-1.1
T
MutationTaster
Benign
1.0
D
PrimateAI
Uncertain
0.75
T
PROVEAN
Uncertain
-4.2
D
REVEL
Benign
0.29
Sift
Uncertain
0.0020
D
Sift4G
Uncertain
0.0050
D
Polyphen
0.0080
B
Vest4
0.56
MutPred
0.72
Loss of MoRF binding (P = 0.0761);
MVP
0.25
MPC
1.7
ClinPred
0.90
D
GERP RS
4.8
Varity_R
0.51
gMVP
0.82

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: rs775789017; hg19: chr1-118166421; COSMIC: COSV65616103; API