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GeneBe

1-155338250-C-A

Variant summary

Our verdict is Likely benign. Variant got -1 ACMG points: 3P and 4B. PM5PP2BP4_Strong

The NM_018489.3(ASH1L):c.8642G>T(p.Arg2881Leu) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000434 in 1,614,038 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 16/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★). Another variant affecting the same amino acid position, but resulting in a different missense (i.e. R2881W) has been classified as Uncertain significance.

Frequency

Genomes: 𝑓 0.0000066 ( 0 hom., cov: 32)
Exomes 𝑓: 0.0000041 ( 0 hom. )

Consequence

ASH1L
NM_018489.3 missense

Scores

19

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: -0.210
Variant links:
Genes affected
ASH1L (HGNC:19088): (ASH1 like histone lysine methyltransferase) This gene encodes a member of the trithorax group of transcriptional activators. The protein contains four AT hooks, a SET domain, a PHD-finger motif, and a bromodomain. It is localized to many small speckles in the nucleus, and also to cell-cell tight junctions. [provided by RefSeq, Jul 2008]

Genome browser will be placed here

ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -1 ACMG points.

PM5
Other missense variant is known to change same aminoacid residue: Variant chr1-155338251-G-A is described in Lovd as [Likely_pathogenic].
PP2
Missense variant where missense usually causes diseases, ASH1L
BP4
Computational evidence support a benign effect (MetaRNN=0.04027787).

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ASH1LNM_018489.3 linkuse as main transcriptc.8642G>T p.Arg2881Leu missense_variant 27/28 ENST00000392403.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ASH1LENST00000392403.8 linkuse as main transcriptc.8642G>T p.Arg2881Leu missense_variant 27/285 NM_018489.3 P4Q9NR48-2

Frequencies

GnomAD3 genomes
AF:
0.00000658
AC:
1
AN:
152028
Hom.:
0
Cov.:
32
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:
0.000207
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.00000795
AC:
2
AN:
251438
Hom.:
0
AF XY:
0.0000147
AC XY:
2
AN XY:
135890
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:
0.0000653
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000410
AC:
6
AN:
1461892
Hom.:
0
Cov.:
31
AF XY:
0.00000688
AC XY:
5
AN XY:
727246
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:
0.0000696
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000657
AC:
1
AN:
152146
Hom.:
0
Cov.:
32
AF XY:
0.0000134
AC XY:
1
AN XY:
74410
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:
0.000207
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
ExAC
AF:
0.00000824
AC:
1

ClinVar

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

Submissions by phenotype

Intellectual disability, autosomal dominant 52 Uncertain:1
Uncertain significance, criteria provided, single submitterclinical testingBaylor GeneticsNov 03, 2018This variant was determined to be of uncertain significance according to ACMG Guidelines, 2015 [PMID:25741868]. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.083
BayesDel_addAF
Benign
-0.20
T
BayesDel_noAF
Benign
-0.35
Cadd
Benign
5.0
Dann
Benign
0.89
DEOGEN2
Benign
0.027
T;.
Eigen
Benign
-1.2
Eigen_PC
Benign
-1.2
FATHMM_MKL
Benign
0.13
N
LIST_S2
Benign
0.85
T;T
M_CAP
Benign
0.074
D
MetaRNN
Benign
0.040
T;T
MetaSVM
Benign
-0.74
T
MutationAssessor
Benign
1.0
L;.
MutationTaster
Benign
1.0
N;N
PrimateAI
Benign
0.24
T
PROVEAN
Benign
-1.1
N;N
REVEL
Benign
0.25
Sift
Benign
0.20
T;T
Sift4G
Benign
0.26
T;T
Polyphen
0.011
B;B
Vest4
0.12
MutPred
0.090
Gain of glycosylation at T2890 (P = 0.1068);.;
MVP
0.54
MPC
0.97
ClinPred
0.079
T
GERP RS
-4.6
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7
Varity_R
0.041
gMVP
0.21

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: rs375668916; hg19: chr1-155308041; API