12-49033482-TTGCTGCTGCTGC-TTGCTGCTGCTGCTGCTGCTGC

Variant summary

Our verdict is Uncertain significance. Variant got 1 ACMG points: 2P and 1B. PM2BP3

The NM_003482.4(KMT2D):​c.11222_11223insGCAGCAGCA​(p.Gln3743_Gln3745dup) variant causes a inframe insertion change. The variant was absent in control chromosomes in GnomAD project. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

Frequency

Genomes: not found (cov: 33)
Exomes 𝑓: 0.0000014 ( 0 hom. )
Failed GnomAD Quality Control

Consequence

KMT2D
NM_003482.4 inframe_insertion

Scores

Not classified

Clinical Significance

Not reported in ClinVar

Conservation

PhyloP100: 5.57
Variant links:
Genes affected
KMT2D (HGNC:7133): (lysine methyltransferase 2D) The protein encoded by this gene is a histone methyltransferase that methylates the Lys-4 position of histone H3. The encoded protein is part of a large protein complex called ASCOM, which has been shown to be a transcriptional regulator of the beta-globin and estrogen receptor genes. Mutations in this gene have been shown to be a cause of Kabuki syndrome. [provided by RefSeq, Oct 2010]

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ACMG classification

Classification made for transcript

Verdict is Uncertain_significance. Variant got 1 ACMG points.

PM2
Very rare variant in population databases, with high coverage;
BP3
Nonframeshift variant in repetitive region in NM_003482.4

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
KMT2DNM_003482.4 linkuse as main transcriptc.11222_11223insGCAGCAGCA p.Gln3743_Gln3745dup inframe_insertion 40/55 ENST00000301067.12 NP_003473.3

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
KMT2DENST00000301067.12 linkuse as main transcriptc.11222_11223insGCAGCAGCA p.Gln3743_Gln3745dup inframe_insertion 40/555 NM_003482.4 ENSP00000301067 A2O14686-1

Frequencies

GnomAD3 genomes
Cov.:
33
GnomAD4 exome
Data not reliable, filtered out with message: AS_VQSR
AF:
0.00000137
AC:
2
AN:
1459454
Hom.:
0
Cov.:
47
AF XY:
0.00000138
AC XY:
1
AN XY:
726018
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:
0.0000116
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
9.00e-7
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
Cov.:
33

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction

Splicing

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: rs398123707; hg19: chr12-49427265; API