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GeneBe

1-84939570-T-C

Variant summary

Our verdict is Benign. Variant got -14 ACMG points: 0P and 14B. BP4_StrongBP6_ModerateBA1

The NM_153259.4(MCOLN2):c.1093A>G(p.Met365Val) variant causes a missense change. The variant allele was found at a frequency of 0.00509 in 1,613,904 control chromosomes in the GnomAD database, including 379 homozygotes. In-silico tool predicts a benign outcome for this variant. 12/20 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★). Another nucleotide change resulting in same amino acid change has been previously reported as Likely benignin UniProt.

Frequency

Genomes: 𝑓 0.027 ( 215 hom., cov: 32)
Exomes 𝑓: 0.0028 ( 164 hom. )

Consequence

MCOLN2
NM_153259.4 missense

Scores

4
14

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: 5.95
Variant links:
Genes affected
MCOLN2 (HGNC:13357): (mucolipin TRP cation channel 2) Mucolipins constitute a family of cation channel proteins with homology to the transient receptor potential superfamily. In mammals, the mucolipin family includes 3 members, MCOLN1 (MIM 605248), MCOLN2, and MCOLN3 (MIM 607400), that exhibit a common 6-membrane-spanning topology. Homologs of mammalian mucolipins exist in Drosophila and C. elegans. Mutations in the human MCOLN1 gene cause mucolipodosis IV (MIM 262650) (Karacsonyi et al., 2007 [PubMed 17662026]).[supplied by OMIM, Sep 2009]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -14 ACMG points.

BP4
Computational evidence support a benign effect (MetaRNN=0.0027332306).
BP6
Variant 1-84939570-T-C is Benign according to our data. Variant chr1-84939570-T-C is described in ClinVar as [Benign]. Clinvar id is 787751.Status of the report is criteria_provided_single_submitter, 1 stars.
BA1
GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.0919 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
MCOLN2NM_153259.4 linkuse as main transcriptc.1093A>G p.Met365Val missense_variant 9/14 ENST00000370608.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
MCOLN2ENST00000370608.8 linkuse as main transcriptc.1093A>G p.Met365Val missense_variant 9/141 NM_153259.4 Q8IZK6-1
MCOLN2ENST00000531325.5 linkuse as main transcriptn.1334A>G non_coding_transcript_exon_variant 9/121
MCOLN2ENST00000284027.5 linkuse as main transcriptc.1009A>G p.Met337Val missense_variant 9/145 P1Q8IZK6-2
MCOLN2ENST00000463065.5 linkuse as main transcriptc.*45-1488A>G intron_variant, NMD_transcript_variant 2

Frequencies

GnomAD3 genomes
AF:
0.0271
AC:
4128
AN:
152136
Hom.:
216
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0946
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0103
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00316
Gnomad NFE
AF:
0.000235
Gnomad OTH
AF:
0.0191
GnomAD3 exomes
AF:
0.00682
AC:
1713
AN:
251004
Hom.:
83
AF XY:
0.00511
AC XY:
693
AN XY:
135660
show subpopulations
Gnomad AFR exome
AF:
0.0937
Gnomad AMR exome
AF:
0.00389
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000196
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000247
Gnomad OTH exome
AF:
0.00359
GnomAD4 exome
AF:
0.00279
AC:
4079
AN:
1461650
Hom.:
164
Cov.:
31
AF XY:
0.00243
AC XY:
1770
AN XY:
727126
show subpopulations
Gnomad4 AFR exome
AF:
0.0960
Gnomad4 AMR exome
AF:
0.00497
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000139
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000222
Gnomad4 OTH exome
AF:
0.00598
GnomAD4 genome
AF:
0.0271
AC:
4132
AN:
152254
Hom.:
215
Cov.:
32
AF XY:
0.0257
AC XY:
1910
AN XY:
74462
show subpopulations
Gnomad4 AFR
AF:
0.0944
Gnomad4 AMR
AF:
0.0103
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000235
Gnomad4 OTH
AF:
0.0189
Alfa
AF:
0.00622
Hom.:
57
Bravo
AF:
0.0308
TwinsUK
AF:
0.000270
AC:
1
ALSPAC
AF:
0.000519
AC:
2
ESP6500AA
AF:
0.0978
AC:
431
ESP6500EA
AF:
0.000233
AC:
2
ExAC
AF:
0.00858
AC:
1042
Asia WGS
AF:
0.00751
AC:
26
AN:
3478
EpiCase
AF:
0.000327
EpiControl
AF:
0.000296

ClinVar

Significance: Benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeJun 18, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.16
BayesDel_addAF
Benign
-0.38
T
BayesDel_noAF
Benign
-0.24
Cadd
Benign
23
Dann
Benign
0.87
DEOGEN2
Benign
0.0034
T;.
Eigen
Benign
0.096
Eigen_PC
Uncertain
0.24
FATHMM_MKL
Uncertain
0.92
D
LIST_S2
Benign
0.84
T;D
MetaRNN
Benign
0.0027
T;T
MetaSVM
Benign
-0.37
T
MutationAssessor
Benign
1.9
L;.
MutationTaster
Benign
1.0
D;D
PrimateAI
Uncertain
0.52
T
PROVEAN
Benign
-0.57
N;N
REVEL
Uncertain
0.30
Sift
Benign
0.25
T;T
Sift4G
Benign
0.71
T;T
Polyphen
0.067
B;.
Vest4
0.23
MVP
0.86
MPC
0.084
ClinPred
0.016
T
GERP RS
5.2
Varity_R
0.18
gMVP
0.82

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: rs17117841; hg19: chr1-85405253; API