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GeneBe

3-127721107-C-T

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 2P and 1B. PM2BP4

The NM_007283.7(MGLL):c.456G>A(p.Met152Ile) variant causes a missense change. The variant allele was found at a frequency of 0.0000031 in 1,614,126 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 33)
Exomes 𝑓: 0.0000021 ( 0 hom. )

Consequence

MGLL
NM_007283.7 missense

Scores

1
4
12

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.70
Variant links:
Genes affected
MGLL (HGNC:17038): (monoglyceride lipase) This gene encodes a serine hydrolase of the AB hydrolase superfamily that catalyzes the conversion of monoacylglycerides to free fatty acids and glycerol. The encoded protein plays a critical role in several physiological processes including pain and nociperception through hydrolysis of the endocannabinoid 2-arachidonoylglycerol. Expression of this gene may play a role in cancer tumorigenesis and metastasis. Alternatively spliced transcript variants encoding multiple isoforms have been observed for this gene. [provided by RefSeq, Feb 2012]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.2832166).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MGLLNM_007283.7 linkuse as main transcriptc.456G>A p.Met152Ile missense_variant 5/8 ENST00000265052.10

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MGLLENST00000265052.10 linkuse as main transcriptc.456G>A p.Met152Ile missense_variant 5/81 NM_007283.7

Frequencies

GnomAD3 genomes
AF:
0.0000131
AC:
2
AN:
152234
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0000482
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:
0.00000802
AC:
2
AN:
249510
Hom.:
0
AF XY:
0.00
AC XY:
0
AN XY:
135384
show subpopulations
Gnomad AFR exome
AF:
0.000129
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:
0.00000205
AC:
3
AN:
1461892
Hom.:
0
Cov.:
31
AF XY:
0.00
AC XY:
0
AN XY:
727246
show subpopulations
Gnomad4 AFR exome
AF:
0.0000597
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:
0.0000166
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152234
Hom.:
0
Cov.:
33
AF XY:
0.0000134
AC XY:
1
AN XY:
74374
show subpopulations
Gnomad4 AFR
AF:
0.0000482
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
Alfa
AF:
0.0000579
Hom.:
0
Bravo
AF:
0.0000529
ESP6500AA
AF:
0.000255
AC:
1
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.00000827
AC:
1

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 09, 2023The c.456G>A (p.M152I) alteration is located in exon 5 (coding exon 5) of the MGLL gene. This alteration results from a G to A substitution at nucleotide position 456, causing the methionine (M) at amino acid position 152 to be replaced by an isoleucine (I). 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
Uncertain
0.52
BayesDel_addAF
Benign
-0.19
T
BayesDel_noAF
Benign
-0.32
Cadd
Benign
21
Dann
Uncertain
0.98
Eigen
Benign
-0.17
Eigen_PC
Benign
-0.11
FATHMM_MKL
Uncertain
0.93
D
LIST_S2
Pathogenic
0.98
D;D;D;.;D;D;D;D;D
M_CAP
Benign
0.022
T
MetaRNN
Benign
0.28
T;T;T;T;T;T;T;T;T
MetaSVM
Benign
-0.98
T
MutationTaster
Benign
0.98
D;D;D;D;N
PrimateAI
Uncertain
0.51
T
PROVEAN
Benign
-0.95
N;N;N;N;N;N;.;N;N
REVEL
Benign
0.094
Sift
Benign
0.033
D;D;D;D;T;D;.;D;T
Sift4G
Benign
0.23
T;T;T;T;T;T;.;T;.
Polyphen
0.080, 0.033
.;.;B;B;.;B;.;.;.
Vest4
0.66
MutPred
0.61
.;.;Loss of catalytic residue at M142 (P = 0.028);Loss of catalytic residue at M142 (P = 0.028);.;.;Loss of catalytic residue at M142 (P = 0.028);.;.;
MVP
0.59
MPC
0.51
ClinPred
0.088
T
GERP RS
4.6
Varity_R
0.34
gMVP
0.59

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: rs376576148; hg19: chr3-127439950; API