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GeneBe

2-74156572-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_018221.5(MOB1A):c.647G>A(p.Arg216Lys) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000058 in 1,550,890 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: 𝑓 0.000033 ( 0 hom., cov: 33)
Exomes 𝑓: 0.0000029 ( 0 hom. )

Consequence

MOB1A
NM_018221.5 missense

Scores

2
3
14

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 7.89
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 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.15560812).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MOB1ANM_018221.5 linkuse as main transcriptc.647G>A p.Arg216Lys missense_variant 6/6 ENST00000396049.5

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MOB1AENST00000396049.5 linkuse as main transcriptc.647G>A p.Arg216Lys missense_variant 6/61 NM_018221.5 P1Q9H8S9-1

Frequencies

GnomAD3 genomes
AF:
0.0000197
AC:
3
AN:
152188
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000724
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000625
AC:
1
AN:
160050
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
84550
show subpopulations
Gnomad AFR exome
AF:
0.000120
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:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000286
AC:
4
AN:
1398584
Hom.:
0
Cov.:
29
AF XY:
0.00000290
AC XY:
2
AN XY:
690098
show subpopulations
Gnomad4 AFR exome
AF:
0.000126
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
AF:
0.0000328
AC:
5
AN:
152306
Hom.:
0
Cov.:
33
AF XY:
0.0000403
AC XY:
3
AN XY:
74468
show subpopulations
Gnomad4 AFR
AF:
0.000120
Gnomad4 AMR
AF:
0.00
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:
0.00
Bravo
AF:
0.0000189

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 GeneticsAug 04, 2023The c.647G>A (p.R216K) alteration is located in exon 6 (coding exon 6) of the MOB1A gene. This alteration results from a G to A substitution at nucleotide position 647, causing the arginine (R) at amino acid position 216 to be replaced by a lysine (K). 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
0.081
BayesDel_addAF
Uncertain
0.020
T
BayesDel_noAF
Benign
-0.21
Cadd
Benign
23
Dann
Uncertain
0.98
DEOGEN2
Benign
0.048
T
Eigen
Benign
-0.25
Eigen_PC
Benign
-0.0046
FATHMM_MKL
Pathogenic
1.0
D
LIST_S2
Uncertain
0.92
D
M_CAP
Benign
0.0072
T
MetaRNN
Benign
0.16
T
MetaSVM
Benign
-1.0
T
MutationAssessor
Benign
-0.20
N
MutationTaster
Benign
1.0
D
PrimateAI
Pathogenic
0.84
D
PROVEAN
Benign
-0.090
N
REVEL
Benign
0.21
Sift
Benign
0.36
T
Sift4G
Benign
0.24
T
Polyphen
0.0
B
Vest4
0.55
MutPred
0.31
Gain of ubiquitination at R216 (P = 0.03);
MVP
0.22
MPC
0.69
ClinPred
0.41
T
GERP RS
4.6
Varity_R
0.43
gMVP
0.40

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: rs1226863320; hg19: chr2-74383699; API