chr1-197143675-G-T

Variant summary

Our verdict is Uncertain significance. Variant got 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_018136.5(ASPM):​c.577C>A​(p.Gln193Lys) variant causes a missense change. The variant allele was found at a frequency of 0.0000669 in 1,613,718 control chromosomes in the GnomAD database, including 1 homozygotes. In-silico tool predicts a benign outcome for this variant. 13/20 in silico tools predict a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: 𝑓 0.000033 ( 0 hom., cov: 33)
Exomes 𝑓: 0.000070 ( 1 hom. )

Consequence

ASPM
NM_018136.5 missense

Scores

1
5
13

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 6.75
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 0 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP4
Computational evidence support a benign effect (MetaRNN=0.24323991).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ASPMNM_018136.5 linkuse as main transcriptc.577C>A p.Gln193Lys missense_variant 3/28 ENST00000367409.9
ASPMNM_001206846.2 linkuse as main transcriptc.577C>A p.Gln193Lys missense_variant 3/27

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ASPMENST00000367409.9 linkuse as main transcriptc.577C>A p.Gln193Lys missense_variant 3/281 NM_018136.5 P1Q8IZT6-1

Frequencies

GnomAD3 genomes
AF:
0.0000329
AC:
5
AN:
152126
Hom.:
0
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.00
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:
0.000377
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000147
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.000156
AC:
39
AN:
250370
Hom.:
0
AF XY:
0.000162
AC XY:
22
AN XY:
135524
show subpopulations
Gnomad AFR exome
AF:
0.00
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:
0.000278
Gnomad NFE exome
AF:
0.000283
Gnomad OTH exome
AF:
0.000164
GnomAD4 exome
AF:
0.0000705
AC:
103
AN:
1461592
Hom.:
1
Cov.:
36
AF XY:
0.0000688
AC XY:
50
AN XY:
727090
show subpopulations
Gnomad4 AFR exome
AF:
0.00
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:
0.000357
Gnomad4 NFE exome
AF:
0.0000594
Gnomad4 OTH exome
AF:
0.000298
GnomAD4 genome
AF:
0.0000329
AC:
5
AN:
152126
Hom.:
0
Cov.:
33
AF XY:
0.0000404
AC XY:
3
AN XY:
74322
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.000377
Gnomad4 NFE
AF:
0.0000147
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000648
Hom.:
0
Bravo
AF:
0.0000189
ExAC
AF:
0.000272
AC:
33
EpiCase
AF:
0.00
EpiControl
AF:
0.0000593

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.15
BayesDel_addAF
Benign
-0.23
T
BayesDel_noAF
Benign
-0.27
CADD
Benign
22
DANN
Benign
0.97
DEOGEN2
Benign
0.12
T;.
Eigen
Benign
0.13
Eigen_PC
Benign
0.11
FATHMM_MKL
Pathogenic
0.98
D
LIST_S2
Uncertain
0.89
D;D
M_CAP
Benign
0.040
D
MetaRNN
Benign
0.24
T;T
MetaSVM
Uncertain
-0.19
T
MutationAssessor
Uncertain
2.5
M;M
MutationTaster
Benign
0.57
N;N
PrimateAI
Benign
0.38
T
PROVEAN
Benign
-1.4
N;N
REVEL
Benign
0.13
Sift
Uncertain
0.017
D;D
Sift4G
Uncertain
0.039
D;D
Polyphen
0.0030
B;.
Vest4
0.34
MutPred
0.20
Gain of ubiquitination at Q193 (P = 0.0146);Gain of ubiquitination at Q193 (P = 0.0146);
MVP
0.51
ClinPred
0.17
T
GERP RS
4.8
Varity_R
0.30
gMVP
0.37

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: rs199422134; hg19: chr1-197112805; API