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GeneBe

rs143092798

Variant summary

Our verdict is Uncertain significance. Variant got 2 ACMG points: 2P and 0B. PM2

The NM_018136.5(ASPM):​c.4214G>T​(p.Arg1405Leu) variant causes a missense change. The variant allele was found at a frequency of 0.00000311 in 1,610,242 control chromosomes in the GnomAD database, with no homozygous occurrence. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar. Another variant affecting the same amino acid position, but resulting in a different missense (i.e. R1405C) has been classified as Likely benign.

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000027 ( 0 hom. )

Consequence

ASPM
NM_018136.5 missense

Scores

6
8
5

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 4.85
Variant links:
Genes affected
ASPM (HGNC:19048): (assembly factor for spindle microtubules) This gene is the human ortholog of the Drosophila melanogaster 'abnormal spindle' gene (asp), which is essential for normal mitotic spindle function in embryonic neuroblasts. Studies in mouse also suggest a role of this gene in mitotic spindle regulation, with a preferential role in regulating neurogenesis. Mutations in this gene are associated with microcephaly primary type 5. Multiple transcript variants encoding different isoforms have been found for this gene.[provided by RefSeq, May 2011]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 2 ACMG points.

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

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ASPMNM_018136.5 linkuse as main transcriptc.4214G>T p.Arg1405Leu missense_variant 18/28 ENST00000367409.9
ASPMNM_001206846.2 linkuse as main transcriptc.4066-8873G>T intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ASPMENST00000367409.9 linkuse as main transcriptc.4214G>T p.Arg1405Leu missense_variant 18/281 NM_018136.5 P1Q8IZT6-1

Frequencies

GnomAD3 genomes
AF:
0.00000659
AC:
1
AN:
151824
Hom.:
0
Cov.:
32
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000802
AC:
2
AN:
249522
Hom.:
0
AF XY:
0.0000148
AC XY:
2
AN XY:
134950
show subpopulations
Gnomad AFR exome
AF:
0.000124
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:
0.00000274
AC:
4
AN:
1458418
Hom.:
0
Cov.:
33
AF XY:
0.00000276
AC XY:
2
AN XY:
725180
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.0000384
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00000180
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000659
AC:
1
AN:
151824
Hom.:
0
Cov.:
32
AF XY:
0.0000135
AC XY:
1
AN XY:
74128
show subpopulations
Gnomad4 AFR
AF:
0.0000242
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
Bravo
AF:
0.00000756
ExAC
AF:
0.00000824
AC:
1
EpiCase
AF:
0.0000548
EpiControl
AF:
0.00

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.25
BayesDel_addAF
Uncertain
0.16
D
BayesDel_noAF
Pathogenic
0.23
CADD
Uncertain
23
DANN
Uncertain
1.0
DEOGEN2
Benign
0.35
T
Eigen
Pathogenic
0.74
Eigen_PC
Pathogenic
0.72
FATHMM_MKL
Pathogenic
0.99
D
LIST_S2
Benign
0.74
T
M_CAP
Uncertain
0.16
D
MetaRNN
Uncertain
0.62
D
MetaSVM
Uncertain
0.29
D
MutationAssessor
Uncertain
2.8
M
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Benign
0.33
T
PROVEAN
Pathogenic
-5.1
D
REVEL
Pathogenic
0.68
Sift
Uncertain
0.019
D
Sift4G
Uncertain
0.035
D
Polyphen
1.0
D
Vest4
0.39
MutPred
0.67
Loss of disorder (P = 0.0963);
MVP
0.95
ClinPred
0.98
D
GERP RS
5.2
Varity_R
0.65
gMVP
0.41

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: rs143092798; hg19: chr1-197074167; COSMIC: COSV54141357; API