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GeneBe

12-57449922-C-T

Variant summary

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

The NM_005538.4(INHBC):c.959C>T(p.Thr320Met) variant causes a missense change. The variant allele was found at a frequency of 0.0000545 in 1,595,766 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 0.000099 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000050 ( 0 hom. )

Consequence

INHBC
NM_005538.4 missense

Scores

10
6
3

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 4.97
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 4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
MetaRNN computational evidence supports a deleterious effect, 0.909

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
INHBCNM_005538.4 linkuse as main transcriptc.959C>T p.Thr320Met missense_variant 2/2 ENST00000309668.3

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
INHBCENST00000309668.3 linkuse as main transcriptc.959C>T p.Thr320Met missense_variant 2/21 NM_005538.4 P1

Frequencies

GnomAD3 genomes
AF:
0.0000986
AC:
15
AN:
152204
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000241
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:
0.000191
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000254
AC:
6
AN:
236096
Hom.:
0
AF XY:
0.0000314
AC XY:
4
AN XY:
127306
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000313
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:
0.0000465
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000499
AC:
72
AN:
1443562
Hom.:
0
Cov.:
35
AF XY:
0.0000489
AC XY:
35
AN XY:
716108
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000472
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.0000608
Gnomad4 OTH exome
AF:
0.0000504
GnomAD4 genome
AF:
0.0000986
AC:
15
AN:
152204
Hom.:
0
Cov.:
32
AF XY:
0.0000538
AC XY:
4
AN XY:
74348
show subpopulations
Gnomad4 AFR
AF:
0.0000241
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:
0.000191
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.000609
Hom.:
0
Bravo
AF:
0.0000264
TwinsUK
AF:
0.00
AC:
0
ALSPAC
AF:
0.000519
AC:
2
ESP6500AA
AF:
0.000227
AC:
1
ESP6500EA
AF:
0.00
AC:
0
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 GeneticsNov 30, 2022The c.959C>T (p.T320M) alteration is located in exon 2 (coding exon 2) of the INHBC gene. This alteration results from a C to T substitution at nucleotide position 959, causing the threonine (T) at amino acid position 320 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
0.16
BayesDel_addAF
Benign
-0.029
T
BayesDel_noAF
Uncertain
0.090
Cadd
Uncertain
25
Dann
Pathogenic
1.0
DEOGEN2
Pathogenic
0.94
D
Eigen
Pathogenic
0.78
Eigen_PC
Pathogenic
0.68
FATHMM_MKL
Uncertain
0.88
D
LIST_S2
Uncertain
0.88
D
M_CAP
Uncertain
0.12
D
MetaRNN
Pathogenic
0.91
D
MetaSVM
Pathogenic
0.85
D
MutationAssessor
Pathogenic
3.3
M
MutationTaster
Benign
1.0
D;D
PrimateAI
Uncertain
0.61
T
PROVEAN
Pathogenic
-5.5
D
REVEL
Pathogenic
0.69
Sift
Uncertain
0.0010
D
Sift4G
Pathogenic
0.0010
D
Polyphen
1.0
D
Vest4
0.66
MVP
0.98
MPC
0.72
ClinPred
0.96
D
GERP RS
4.3
Varity_R
0.75
gMVP
0.81

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: rs374067342; hg19: chr12-57843705; COSMIC: COSV59004533; COSMIC: COSV59004533; API