rs9332842

Variant summary

Our verdict is Benign. Variant got -21 ACMG points: 0P and 21B. BP4_StrongBP6_Very_StrongBP7BA1

The NM_001197104.2(KMT2A):​c.8961T>A​(p.Thr2987=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00336 in 1,614,090 control chromosomes in the GnomAD database, including 162 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.017 ( 79 hom., cov: 32)
Exomes 𝑓: 0.0019 ( 83 hom. )

Consequence

KMT2A
NM_001197104.2 synonymous

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: -0.111
Variant links:
Genes affected
KMT2A (HGNC:7132): (lysine methyltransferase 2A) This gene encodes a transcriptional coactivator that plays an essential role in regulating gene expression during early development and hematopoiesis. The encoded protein contains multiple conserved functional domains. One of these domains, the SET domain, is responsible for its histone H3 lysine 4 (H3K4) methyltransferase activity which mediates chromatin modifications associated with epigenetic transcriptional activation. This protein is processed by the enzyme Taspase 1 into two fragments, MLL-C and MLL-N. These fragments reassociate and further assemble into different multiprotein complexes that regulate the transcription of specific target genes, including many of the HOX genes. Multiple chromosomal translocations involving this gene are the cause of certain acute lymphoid leukemias and acute myeloid leukemias. Alternate splicing results in multiple transcript variants.[provided by RefSeq, Oct 2010]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -21 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.53).
BP6
Variant 11-118504853-T-A is Benign according to our data. Variant chr11-118504853-T-A is described in ClinVar as [Benign]. Clinvar id is 158710.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BP7
Synonymous conserved (PhyloP=-0.111 with no splicing effect.
BA1
GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.0564 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
KMT2ANM_001197104.2 linkuse as main transcriptc.8961T>A p.Thr2987= synonymous_variant 27/36 ENST00000534358.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
KMT2AENST00000534358.8 linkuse as main transcriptc.8961T>A p.Thr2987= synonymous_variant 27/361 NM_001197104.2 P4Q03164-3

Frequencies

GnomAD3 genomes
AF:
0.0173
AC:
2632
AN:
152084
Hom.:
78
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0583
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0104
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00633
Gnomad NFE
AF:
0.000294
Gnomad OTH
AF:
0.0173
GnomAD3 exomes
AF:
0.00447
AC:
1124
AN:
251244
Hom.:
45
AF XY:
0.00320
AC XY:
435
AN XY:
135780
show subpopulations
Gnomad AFR exome
AF:
0.0587
Gnomad AMR exome
AF:
0.00356
Gnomad ASJ exome
AF:
0.0000993
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.000163
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000282
Gnomad OTH exome
AF:
0.00147
GnomAD4 exome
AF:
0.00191
AC:
2791
AN:
1461888
Hom.:
83
Cov.:
34
AF XY:
0.00173
AC XY:
1255
AN XY:
727248
show subpopulations
Gnomad4 AFR exome
AF:
0.0614
Gnomad4 AMR exome
AF:
0.00423
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.000139
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.000217
Gnomad4 OTH exome
AF:
0.00449
GnomAD4 genome
AF:
0.0173
AC:
2640
AN:
152202
Hom.:
79
Cov.:
32
AF XY:
0.0168
AC XY:
1247
AN XY:
74416
show subpopulations
Gnomad4 AFR
AF:
0.0583
Gnomad4 AMR
AF:
0.0104
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.000294
Gnomad4 OTH
AF:
0.0171
Alfa
AF:
0.00502
Hom.:
7
Bravo
AF:
0.0202
Asia WGS
AF:
0.00520
AC:
18
AN:
3478
EpiCase
AF:
0.000327
EpiControl
AF:
0.000237

ClinVar

Significance: Benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

not provided Benign:2
Benign, criteria provided, single submitterclinical testingGeneDxAug 17, 2018- -
Benign, criteria provided, single submitterclinical testingInvitaeFeb 01, 2024- -
not specified Benign:1
Benign, criteria provided, single submitterclinical testingGenetic Services Laboratory, University of ChicagoNov 19, 2013- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.53
CADD
Benign
3.1
DANN
Benign
0.70
RBP_binding_hub_radar
0.0
RBP_regulation_power_radar
1.7

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: rs9332842; hg19: chr11-118375568; COSMIC: COSV63294629; COSMIC: COSV63294629; API