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GeneBe

2-74159204-G-A

Variant summary

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

The NM_018221.5(MOB1A):c.460C>T(p.Arg154Cys) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000253 in 1,461,582 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. 12/20 in silico tools predict a damaging outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 0.000025 ( 0 hom. )

Consequence

MOB1A
NM_018221.5 missense

Scores

14
3
2

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 9.96
Variant links:
Genes affected
MOB1A (HGNC:16015): (MOB kinase activator 1A) The protein encoded by this gene is a component of the Hippo signaling pathway, which controls organ size and tumor growth by enhancing apoptosis. Loss of the encoded protein results in cell proliferation and cancer formation. The encoded protein is also involved in the control of microtubule stability during cytokinesis. Several transcript variants encoding different isoforms have been found for this gene. [provided by RefSeq, Nov 2015]

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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, 0.904

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MOB1ANM_018221.5 linkuse as main transcriptc.460C>T p.Arg154Cys missense_variant 5/6 ENST00000396049.5

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MOB1AENST00000396049.5 linkuse as main transcriptc.460C>T p.Arg154Cys missense_variant 5/61 NM_018221.5 P1Q9H8S9-1
MOB1AENST00000495286.5 linkuse as main transcriptn.646C>T non_coding_transcript_exon_variant 5/53
MOB1AENST00000497054.5 linkuse as main transcriptn.649C>T non_coding_transcript_exon_variant 5/52

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD3 exomes
AF:
0.00000803
AC:
2
AN:
249178
Hom.:
0
AF XY:
0.0000148
AC XY:
2
AN XY:
135194
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:
0.0000177
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000253
AC:
37
AN:
1461582
Hom.:
0
Cov.:
31
AF XY:
0.0000275
AC XY:
20
AN XY:
727086
show subpopulations
Gnomad4 AFR exome
AF:
0.00
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:
0.0000333
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
32
Alfa
AF:
0.0000468
Hom.:
0
ExAC
AF:
0.0000165
AC:
2
EpiCase
AF:
0.0000545
EpiControl
AF:
0.00

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 GeneticsFeb 05, 2024The c.460C>T (p.R154C) alteration is located in exon 5 (coding exon 5) of the MOB1A gene. This alteration results from a C to T substitution at nucleotide position 460, causing the arginine (R) at amino acid position 154 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
Pathogenic
1.0
BayesDel_addAF
Pathogenic
0.47
D
BayesDel_noAF
Pathogenic
0.45
Cadd
Pathogenic
33
Dann
Pathogenic
1.0
DEOGEN2
Uncertain
0.50
D
Eigen
Pathogenic
1.1
Eigen_PC
Pathogenic
1.0
FATHMM_MKL
Pathogenic
0.97
D
LIST_S2
Uncertain
0.96
D
M_CAP
Benign
0.055
D
MetaRNN
Pathogenic
0.90
D
MetaSVM
Uncertain
0.62
D
MutationAssessor
Pathogenic
4.0
H
MutationTaster
Benign
1.0
D
PrimateAI
Pathogenic
0.94
D
PROVEAN
Pathogenic
-7.8
D
REVEL
Pathogenic
0.72
Sift
Pathogenic
0.0
D
Sift4G
Pathogenic
0.0
D
Polyphen
1.0
D
Vest4
0.84
MutPred
0.75
Loss of catalytic residue at R154 (P = 0.0121);
MVP
0.62
MPC
1.8
ClinPred
1.0
D
GERP RS
5.3
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.97
gMVP
0.80

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: rs754220663; hg19: chr2-74386331; API