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GeneBe

9-36599460-C-A

Variant summary

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

The NM_014791.4(MELK):c.541C>A(p.Gln181Lys) variant causes a missense change. The variant allele was found at a frequency of 0.0000112 in 1,612,000 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 12/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. Q181E) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.000020 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000010 ( 0 hom. )

Consequence

MELK
NM_014791.4 missense

Scores

4
15

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 5.22
Variant links:
Genes affected
MELK (HGNC:16870): (maternal embryonic leucine zipper kinase) Enables calcium ion binding activity; non-membrane spanning protein tyrosine kinase activity; and protein serine/threonine kinase activity. Involved in apoptotic process; cell population proliferation; and protein autophosphorylation. Located in cell cortex and plasma membrane. [provided by Alliance of Genome Resources, Apr 2022]

Genome browser will be placed here

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=0.23859096).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MELKNM_014791.4 linkuse as main transcriptc.541C>A p.Gln181Lys missense_variant 7/18 ENST00000298048.7

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MELKENST00000298048.7 linkuse as main transcriptc.541C>A p.Gln181Lys missense_variant 7/181 NM_014791.4 P1Q14680-1

Frequencies

GnomAD3 genomes
AF:
0.0000197
AC:
3
AN:
152090
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:
0.000577
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:
0.0000318
AC:
8
AN:
251378
Hom.:
0
AF XY:
0.0000368
AC XY:
5
AN XY:
135870
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000435
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:
0.0000103
AC:
15
AN:
1459910
Hom.:
0
Cov.:
30
AF XY:
0.0000138
AC XY:
10
AN XY:
726406
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.000353
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.0000166
GnomAD4 genome
AF:
0.0000197
AC:
3
AN:
152090
Hom.:
0
Cov.:
32
AF XY:
0.0000135
AC XY:
1
AN XY:
74274
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000577
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.0000642
ExAC
AF:
0.0000247
AC:
3

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 GeneticsJun 07, 2023The c.541C>A (p.Q181K) alteration is located in exon 7 (coding exon 6) of the MELK gene. This alteration results from a C to A substitution at nucleotide position 541, causing the glutamine (Q) at amino acid position 181 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
0.16
BayesDel_addAF
Benign
-0.24
T
BayesDel_noAF
Benign
-0.25
Cadd
Uncertain
25
Dann
Uncertain
0.98
DEOGEN2
Benign
0.027
T;.;.;.;.;.;T;.
Eigen
Benign
0.081
Eigen_PC
Benign
0.20
FATHMM_MKL
Uncertain
0.97
D
LIST_S2
Uncertain
0.95
D;D;D;D;D;D;D;D
M_CAP
Benign
0.066
D
MetaRNN
Benign
0.24
T;T;T;T;T;T;T;T
MetaSVM
Benign
-0.43
T
MutationAssessor
Benign
-0.14
N;.;.;N;.;.;.;.
MutationTaster
Benign
1.0
D;D;D;D;D;D;D;D
PrimateAI
Uncertain
0.78
T
PROVEAN
Benign
-2.0
N;N;N;N;N;N;.;N
REVEL
Benign
0.25
Sift
Benign
0.032
D;D;D;T;D;D;.;D
Sift4G
Benign
0.19
T;T;T;T;T;T;T;T
Polyphen
0.77
P;.;.;.;.;.;.;.
Vest4
0.66
MutPred
0.51
Gain of ubiquitination at Q181 (P = 0.0238);.;.;Gain of ubiquitination at Q181 (P = 0.0238);.;.;.;.;
MVP
0.69
MPC
0.38
ClinPred
0.29
T
GERP RS
4.6
Varity_R
0.74
gMVP
0.68

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: rs115586289; hg19: chr9-36599457; API