7-41690060-G-A

Variant summary

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

The NM_002192.4(INHBA):​c.871C>T​(p.Pro291Ser) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000000684 in 1,461,754 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: not found (cov: 32)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

INHBA
NM_002192.4 missense

Scores

11
7
1

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 9.92
Variant links:
Genes affected
INHBA (HGNC:6066): (inhibin subunit beta A) 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 the dimeric activin and inhibin protein complexes. These complexes activate and inhibit, respectively, follicle stimulating hormone secretion from the pituitary gland. The encoded protein also plays a role in eye, tooth and testis development. Elevated expression of this gene may be associated with cancer cachexia in human patients. [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, 0.879

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
INHBANM_002192.4 linkuse as main transcriptc.871C>T p.Pro291Ser missense_variant 3/3 ENST00000242208.5 NP_002183.1 P08476A4D1W7
INHBAXM_017012174.2 linkuse as main transcriptc.871C>T p.Pro291Ser missense_variant 3/3 XP_016867663.2 P08476A4D1W7
INHBAXM_047420335.1 linkuse as main transcriptc.871C>T p.Pro291Ser missense_variant 4/4 XP_047276291.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
INHBAENST00000242208.5 linkuse as main transcriptc.871C>T p.Pro291Ser missense_variant 3/31 NM_002192.4 ENSP00000242208.4 P08476

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000401
AC:
1
AN:
249686
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135090
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:
0.00
Gnomad NFE exome
AF:
0.00000892
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461754
Hom.:
0
Cov.:
33
AF XY:
0.00
AC XY:
0
AN XY:
727192
show subpopulations
Gnomad4 AFR exome
AF:
0.0000299
Gnomad4 AMR exome
AF:
0.00
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:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32

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 GeneticsJul 19, 2023The c.871C>T (p.P291S) alteration is located in exon 3 (coding exon 2) of the INHBA gene. This alteration results from a C to T substitution at nucleotide position 871, causing the proline (P) at amino acid position 291 to be replaced by a serine (S). 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
Pathogenic
0.98
BayesDel_addAF
Pathogenic
0.23
D
BayesDel_noAF
Uncertain
0.10
CADD
Pathogenic
30
DANN
Uncertain
1.0
DEOGEN2
Pathogenic
0.89
D;D;D
Eigen
Pathogenic
0.93
Eigen_PC
Pathogenic
0.92
FATHMM_MKL
Pathogenic
0.97
D
LIST_S2
Pathogenic
0.99
.;.;D
M_CAP
Uncertain
0.14
D
MetaRNN
Pathogenic
0.88
D;D;D
MetaSVM
Uncertain
0.36
D
MutationAssessor
Uncertain
2.7
M;M;M
PrimateAI
Pathogenic
0.83
D
PROVEAN
Pathogenic
-7.9
D;D;.
REVEL
Uncertain
0.61
Sift
Pathogenic
0.0
D;D;.
Sift4G
Uncertain
0.0040
D;D;.
Polyphen
1.0
D;D;D
Vest4
0.76
MutPred
0.42
Gain of phosphorylation at P291 (P = 0.0162);Gain of phosphorylation at P291 (P = 0.0162);Gain of phosphorylation at P291 (P = 0.0162);
MVP
0.76
MPC
1.8
ClinPred
0.99
D
GERP RS
5.8
Varity_R
0.92
gMVP
0.99

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.030
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: rs1159649174; hg19: chr7-41729658; API