chr8-42158082-A-G

Variant summary

Our verdict is Uncertain significance. The variant received 2 ACMG points: 2P and 0B. PM2

The NM_006803.4(AP3M2):​c.415A>G​(p.Ile139Val) variant causes a missense change involving the alteration of a conserved nucleotide. The variant allele was found at a frequency of 0.000000684 in 1,461,802 control chromosomes in the GnomAD database, with no homozygous occurrence. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: not found (cov: 32)
Exomes 𝑓: 6.8e-7 ( 0 hom. )

Consequence

AP3M2
NM_006803.4 missense

Scores

2
4
12

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 8.86

Publications

0 publications found
Variant links:
Genes affected
AP3M2 (HGNC:570): (adaptor related protein complex 3 subunit mu 2) This gene encodes a subunit of the heterotetrameric adaptor-related protein comlex 3 (AP-3), which belongs to the adaptor complexes medium subunits family. The AP-3 complex plays a role in protein trafficking to lysosomes and specialized organelles. Multiple alternatively spliced variants, encoding the same protein, have been identified. [provided by RefSeq, Aug 2008]

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ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 2 ACMG points.

PM2
Very rare variant in population databases, with high coverage;

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_006803.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
AP3M2
NM_006803.4
MANE Select
c.415A>Gp.Ile139Val
missense
Exon 3 of 9NP_006794.1A0A384NYL6
AP3M2
NM_001134296.2
c.415A>Gp.Ile139Val
missense
Exon 4 of 10NP_001127768.1A0A384NYL6

Ensembl Transcripts

Sel.
GeneTranscriptTagsHGVScHGVSpEffectExon RankProteinUniProt
AP3M2
ENST00000396926.8
TSL:1 MANE Select
c.415A>Gp.Ile139Val
missense
Exon 3 of 9ENSP00000380132.3P53677-1
AP3M2
ENST00000518421.5
TSL:1
c.415A>Gp.Ile139Val
missense
Exon 4 of 10ENSP00000428787.1P53677-1
AP3M2
ENST00000517865.5
TSL:1
n.*146A>G
non_coding_transcript_exon
Exon 3 of 6ENSP00000430200.1E5RGF3

Frequencies

GnomAD3 genomes
Cov.:
32
GnomAD4 exome
AF:
6.84e-7
AC:
1
AN:
1461802
Hom.:
0
Cov.:
31
AF XY:
0.00
AC XY:
0
AN XY:
727190
show subpopulations
African (AFR)
AF:
0.00
AC:
0
AN:
33480
American (AMR)
AF:
0.00
AC:
0
AN:
44724
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
26128
East Asian (EAS)
AF:
0.00
AC:
0
AN:
39700
South Asian (SAS)
AF:
0.00
AC:
0
AN:
86258
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
53416
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
5768
European-Non Finnish (NFE)
AF:
8.99e-7
AC:
1
AN:
1111932
Other (OTH)
AF:
0.00
AC:
0
AN:
60396
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.525
Heterozygous variant carriers
0
0
1
1
2
2
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance
GnomAD4 genome
Cov.:
32
Alfa
AF:
0.0000468
Hom.:
0

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
Benign
0.13
BayesDel_addAF
Uncertain
0.037
T
BayesDel_noAF
Benign
-0.18
CADD
Benign
21
DANN
Uncertain
0.99
DEOGEN2
Benign
0.16
T
Eigen
Benign
-0.011
Eigen_PC
Benign
0.17
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Uncertain
0.95
D
M_CAP
Benign
0.023
T
MetaRNN
Uncertain
0.42
T
MetaSVM
Benign
-0.74
T
MutationAssessor
Benign
1.6
L
PhyloP100
8.9
PrimateAI
Pathogenic
0.81
D
PROVEAN
Benign
-0.54
N
REVEL
Benign
0.21
Sift
Benign
0.28
T
Sift4G
Benign
0.57
T
Polyphen
0.038
B
Vest4
0.43
MutPred
0.34
Gain of ubiquitination at K135 (P = 0.1204)
MVP
0.67
MPC
0.34
ClinPred
0.91
D
GERP RS
4.8
PromoterAI
0.022
Neutral
Varity_R
0.13
gMVP
0.26
Mutation Taster
=75/25
polymorphism

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

Other links and lift over

dbSNP: rs1804405790; hg19: chr8-42015600; API
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