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GeneBe

12-57435004-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 2P and 1B. PM2BP4

The NM_005538.4(INHBC):c.118C>T(p.Arg40Trp) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000164 in 1,461,826 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.000016 ( 0 hom. )

Consequence

INHBC
NM_005538.4 missense

Scores

2
9
8

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.780
Variant links:
Genes affected
INHBC (HGNC:6068): (inhibin subunit beta C) This gene encodes a member of the TGF-beta (transforming growth factor-beta) superfamily of proteins. The encoded preproprotein is proteolytically processed to generate a subunit of homodimeric and heterodimeric activin complexes. The heterodimeric complex may function in the inhibition of activin A signaling. Transgenic mice overexpressing this gene exhibit defects in testis, liver and prostate. [provided by RefSeq, Aug 2016]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.42239028).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
INHBCNM_005538.4 linkuse as main transcriptc.118C>T p.Arg40Trp missense_variant 1/2 ENST00000309668.3

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
INHBCENST00000309668.3 linkuse as main transcriptc.118C>T p.Arg40Trp missense_variant 1/21 NM_005538.4 P1

Frequencies

GnomAD3 genomes
AF:
0.00000657
AC:
1
AN:
152206
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
GnomAD3 exomes
AF:
0.0000517
AC:
13
AN:
251244
Hom.:
0
AF XY:
0.0000368
AC XY:
5
AN XY:
135844
show subpopulations
Gnomad AFR exome
AF:
0.0000616
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000490
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000264
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000164
AC:
24
AN:
1461826
Hom.:
0
Cov.:
31
AF XY:
0.0000151
AC XY:
11
AN XY:
727220
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
Gnomad4 AMR exome
AF:
0.0000224
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.000151
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000135
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
Cov.:
32
Bravo
AF:
0.0000302
ExAC
AF:
0.0000412
AC:
5

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 GeneticsNov 18, 2022The c.118C>T (p.R40W) alteration is located in exon 1 (coding exon 1) of the INHBC gene. This alteration results from a C to T substitution at nucleotide position 118, causing the arginine (R) at amino acid position 40 to be replaced by a tryptophan (W). 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
0.16
BayesDel_addAF
Benign
-0.14
T
BayesDel_noAF
Benign
-0.10
Cadd
Pathogenic
27
Dann
Uncertain
1.0
DEOGEN2
Uncertain
0.72
D
Eigen
Uncertain
0.28
Eigen_PC
Benign
0.21
FATHMM_MKL
Benign
0.59
D
LIST_S2
Uncertain
0.86
D
M_CAP
Benign
0.080
D
MetaRNN
Benign
0.42
T
MetaSVM
Uncertain
-0.18
T
MutationAssessor
Pathogenic
3.0
M
MutationTaster
Benign
0.68
N;N
PrimateAI
Uncertain
0.49
T
PROVEAN
Uncertain
-3.6
D
REVEL
Uncertain
0.35
Sift
Uncertain
0.0010
D
Sift4G
Pathogenic
0.0010
D
Polyphen
1.0
D
Vest4
0.48
MutPred
0.49
Loss of disorder (P = 5e-04);
MVP
0.92
MPC
0.72
ClinPred
0.72
D
GERP RS
2.9
Varity_R
0.29
gMVP
0.52

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: rs531124629; hg19: chr12-57828787; API