19-10575029-C-G

Variant summary

Our verdict is Uncertain significance. The variant received 4 ACMG points: 4P and 0B. PM2PP3_Moderate

The NM_005498.5(AP1M2):​c.1048G>C​(p.Gly350Arg) variant causes a missense, splice region change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.0000186 in 1,502,982 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a pathogenic outcome for this variant. 14/24 in silico tools predict a damaging outcome for this variant. 2/3 splice prediction tools predicting alterations to normal splicing. Variant has been reported in ClinVar as Uncertain significance (★). Another nucleotide change resulting in the same amino acid substitution has been previously reported as Uncertain significance in ClinVar.

Frequency

Genomes: 𝑓 0.000013 ( 0 hom., cov: 31)
Exomes 𝑓: 0.000019 ( 0 hom. )

Consequence

AP1M2
NM_005498.5 missense, splice_region

Scores

13
2
3
Splicing: ADA: 0.9998
2

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 7.76

Publications

1 publications found
Variant links:
Genes affected
AP1M2 (HGNC:558): (adaptor related protein complex 1 subunit mu 2) This gene encodes a subunit of the heterotetrameric adaptor-related protein comlex 1 (AP-1), which belongs to the adaptor complexes medium subunits family. This protein is capable of interacting with tyrosine-based sorting signals. Alternative splicing results in multiple transcript variants. [provided by RefSeq, Jul 2014]

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 4 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
PP3
Splicing predictors support a deleterious effect. Scorers claiming Pathogenic: dbscSNV1_ADA, dbscSNV1_RF. No scorers claiming Uncertain. Scorers claiming Benign: max_spliceai.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_005498.5. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
AP1M2
NM_005498.5
MANE Select
c.1048G>Cp.Gly350Arg
missense splice_region
Exon 10 of 12NP_005489.2
AP1M2
NM_001300887.2
c.1054G>Cp.Gly352Arg
missense splice_region
Exon 10 of 12NP_001287816.1Q9Y6Q5-2

Ensembl Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
AP1M2
ENST00000250244.11
TSL:1 MANE Select
c.1048G>Cp.Gly350Arg
missense splice_region
Exon 10 of 12ENSP00000250244.5Q9Y6Q5-1
AP1M2
ENST00000590923.5
TSL:1
c.1054G>Cp.Gly352Arg
missense splice_region
Exon 10 of 12ENSP00000465685.1Q9Y6Q5-2
AP1M2
ENST00000918520.1
c.1042G>Cp.Gly348Arg
missense splice_region
Exon 10 of 12ENSP00000588579.1

Frequencies

GnomAD3 genomes
AF:
0.0000132
AC:
2
AN:
152054
Hom.:
0
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.0000242
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:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD2 exomes
AF:
0.0000412
AC:
6
AN:
145500
AF XY:
0.0000387
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.000157
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000446
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000192
AC:
26
AN:
1350812
Hom.:
0
Cov.:
31
AF XY:
0.0000212
AC XY:
14
AN XY:
660802
show subpopulations
African (AFR)
AF:
0.0000339
AC:
1
AN:
29496
American (AMR)
AF:
0.000103
AC:
3
AN:
29068
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
20464
East Asian (EAS)
AF:
0.0000282
AC:
1
AN:
35422
South Asian (SAS)
AF:
0.0000141
AC:
1
AN:
70880
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
49502
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
5328
European-Non Finnish (NFE)
AF:
0.0000190
AC:
20
AN:
1055164
Other (OTH)
AF:
0.00
AC:
0
AN:
55488
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.488
Heterozygous variant carriers
0
2
4
5
7
9
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Exome Het
Variant carriers
0
2
4
6
8
10
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
GnomAD4 genome
AF:
0.0000131
AC:
2
AN:
152170
Hom.:
0
Cov.:
31
AF XY:
0.00
AC XY:
0
AN XY:
74390
show subpopulations
African (AFR)
AF:
0.0000241
AC:
1
AN:
41514
American (AMR)
AF:
0.00
AC:
0
AN:
15272
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3468
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5166
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4820
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10622
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
294
European-Non Finnish (NFE)
AF:
0.0000147
AC:
1
AN:
67990
Other (OTH)
AF:
0.00
AC:
0
AN:
2112
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.450
Heterozygous variant carriers
0
0
1
1
2
2
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome Het
Variant carriers
0
2
4
6
8
10
<30
30-35
35-40
40-45
45-50
50-55
55-60
60-65
65-70
70-75
75-80
>80
Age
Alfa
AF:
0.00
Hom.:
0
ExAC
AF:
0.0000249
AC:
3
Asia WGS
AF:
0.000289
AC:
1
AN:
3478

ClinVar

ClinVar submissions
Significance:Uncertain significance
Revision:criteria provided, single submitter
View on ClinVar
Pathogenic
VUS
Benign
Condition
-
1
-
not specified (1)

Computational scores

Source: dbNSFP v4.9

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Pathogenic
1.0
BayesDel_addAF
Benign
-0.053
T
BayesDel_noAF
Benign
-0.10
CADD
Pathogenic
33
DANN
Pathogenic
1.0
DEOGEN2
Benign
0.18
T
Eigen
Pathogenic
1.0
Eigen_PC
Pathogenic
0.89
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Pathogenic
0.99
D
M_CAP
Uncertain
0.13
D
MetaRNN
Pathogenic
0.90
D
MetaSVM
Uncertain
0.069
D
MutationAssessor
Pathogenic
4.7
H
PhyloP100
7.8
PrimateAI
Pathogenic
0.82
D
PROVEAN
Pathogenic
-7.8
D
REVEL
Pathogenic
0.68
Sift
Pathogenic
0.0
D
Sift4G
Pathogenic
0.0
D
Polyphen
1.0
D
Vest4
0.80
MutPred
0.77
Gain of MoRF binding (P = 0.0021)
MVP
0.58
MPC
0.72
ClinPred
1.0
D
GERP RS
5.0
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.89
gMVP
0.71
Mutation Taster
=17/83
disease causing

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Pathogenic
1.0
dbscSNV1_RF
Pathogenic
0.98
SpliceAI score (max)
0.040
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

Other links and lift over

dbSNP: rs375010828; hg19: chr19-10685705; COSMIC: COSV106084865; COSMIC: COSV106084865; API