Genetic Variant KANSL1L:p.Asp926Asn (chr2-210023137-C-T) – ACMG Classification: Uncertain_significance (0 pts)

Variant summary

Our verdict is Uncertain significance. The variant received 0 ACMG points: 2P and 2B. PM2BP4_Moderate

The NM_152519.4(KANSL1L):c.2776G>A(p.Asp926Asn) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000031 in 1,613,860 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 13/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

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

Exomes 𝑓: 0.0000027 ( 0 hom. )

Consequence

KANSL1L
NM_152519.4 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 3.26

Publications

0 publications found

Variant links:

Genes affected

KANSL1L (HGNC:26310): (KAT8 regulatory NSL complex subunit 1 like) Predicted to enable histone acetyltransferase binding activity. Predicted to be part of NSL complex. [provided by Alliance of Genome Resources, Apr 2022]

KANSL1L links:

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ACMG classification

Classification was made for transcript

Our verdict: Uncertain_significance. The variant received 0 ACMG points.

PM2

Very rare variant in population databases, with high coverage;

BP4

Computational evidence support a benign effect (MetaRNN=0.14749628).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_152519.4. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	KANSL1L	NM_152519.4	MANE Select	c.2776G>A	p.Asp926Asn	missense	Exon 15 of 15	NP_689732.2
	KANSL1L	NM_001307976.2		c.2650G>A	p.Asp884Asn	missense	Exon 14 of 14	NP_001294905.1	A0AUZ9-2

Ensembl Transcripts

Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
KANSL1L	ENST00000281772.14	TSL:5 MANE Select	c.2776G>A	p.Asp926Asn	missense	Exon 15 of 15	ENSP00000281772.8	A0AUZ9-1
KANSL1L	ENST00000418791.5	TSL:1	c.2650G>A	p.Asp884Asn	missense	Exon 14 of 14	ENSP00000405724.1	A0AUZ9-2
KANSL1L	ENST00000867426.1		c.2776G>A	p.Asp926Asn	missense	Exon 15 of 15	ENSP00000537485.1

Frequencies

GnomAD3 genomes

AF:

0.00000658

AC:

AN:

152088

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.00

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.0000655

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

GnomAD4 exome

AF:

0.00000274

AC:

AN:

1461772

Hom.:

Cov.:

AF XY:

0.00000138

AC XY:

AN XY:

727184

show subpopulations

African (AFR)

AF:

0.00

AC:

AN:

33480

American (AMR)

AF:

0.0000894

AC:

AN:

44724

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

26130

East Asian (EAS)

AF:

0.00

AC:

AN:

39692

South Asian (SAS)

AF:

0.00

AC:

AN:

86248

European-Finnish (FIN)

AF:

0.00

AC:

AN:

53416

Middle Eastern (MID)

AF:

0.00

AC:

AN:

5768

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

1111924

Other (OTH)

AF:

0.00

AC:

AN:

60390

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.425

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

GnomAD4 genome

AF:

0.00000658

AC:

AN:

152088

Hom.:

Cov.:

AF XY:

0.00

AC XY:

AN XY:

74282

show subpopulations

⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5.

African (AFR)

AF:

0.00

AC:

AN:

41410

American (AMR)

AF:

0.0000655

AC:

AN:

15268

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3468

East Asian (EAS)

AF:

0.00

AC:

AN:

5190

South Asian (SAS)

AF:

0.00

AC:

AN:

4832

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10590

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.00

AC:

AN:

68010

Other (OTH)

AF:

0.00

AC:

AN:

2092

⚠️ The allele balance in gnomAD version 4 Genomes is significantly skewed from the expected value of 0.5. (p-value = 0), which strongly suggests a high chance of mosaicism in these individuals.

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.325

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

Alfa

AF:

0.00

Hom.:

Bravo

AF:

0.00000378

ClinVar

ClinVar submissions

Significance:Uncertain significance

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

not specified (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.16

BayesDel_addAF

Benign

-0.11

BayesDel_noAF

Benign

-0.39

CADD

Uncertain

(source)

DANN

Uncertain

1.0

DEOGEN2

Benign

0.0086

Eigen

Uncertain

0.36

Eigen_PC

Uncertain

0.32

FATHMM_MKL

Uncertain

0.93

LIST_S2

Uncertain

0.88

M_CAP

Benign

0.017

MetaRNN

Benign

0.15

MetaSVM

Benign

-0.52

MutationAssessor

Benign

1.8

PhyloP100

3.3

PrimateAI

Benign

0.44

PROVEAN

Benign

-2.0

REVEL

Benign

0.095

Sift

Uncertain

0.012

Sift4G

Benign

0.091

Polyphen

0.97

Vest4

0.18

MutPred

0.20

Gain of MoRF binding (P = 0.0975)

MVP

0.25

MPC

0.30

ClinPred

0.90

GERP RS

4.7

Varity_R

0.098

gMVP

0.16

Mutation Taster

=80/20

polymorphism

(source)

Splicing

Name

Calibrated prediction

Score

Prediction

SpliceAI score (max)

0.030

Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

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Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over