3-47120746-C-T

Variant summary

Our verdict is Benign. Variant got -13 ACMG points: 1P and 14B. PP2BP4_StrongBP6_ModerateBS1BS2

The NM_014159.7(SETD2):​c.3890G>A​(p.Arg1297His) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000712 in 1,614,202 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 15/21 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.000039 ( 0 hom., cov: 32)
Exomes 𝑓: 0.000075 ( 0 hom. )

Consequence

SETD2
NM_014159.7 missense

Scores

19

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: 0.186
Variant links:
Genes affected
SETD2 (HGNC:18420): (SET domain containing 2, histone lysine methyltransferase) Huntington's disease (HD), a neurodegenerative disorder characterized by loss of striatal neurons, is caused by an expansion of a polyglutamine tract in the HD protein huntingtin. This gene encodes a protein belonging to a class of huntingtin interacting proteins characterized by WW motifs. This protein is a histone methyltransferase that is specific for lysine-36 of histone H3, and methylation of this residue is associated with active chromatin. This protein also contains a novel transcriptional activation domain and has been found associated with hyperphosphorylated RNA polymerase II. [provided by RefSeq, Aug 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -13 ACMG points.

PP2
Missense variant in gene, where missense usually causes diseases (based on misZ statistic), SETD2. . Gene score misZ 3.0459 (greater than the threshold 3.09). Trascript score misZ 4.1385 (greater than threshold 3.09). GenCC has associacion of gene with SETD2-related neurodevelopmental disorder without or with macrocephaly/overgrowth, Luscan-Lumish syndrome, Rabin-Pappas syndrome, SETD2-related microcephaly-severe intellectual disability-multiple congenital anomalies syndrome, Sotos syndrome.
BP4
Computational evidence support a benign effect (MetaRNN=0.02019307).
BP6
Variant 3-47120746-C-T is Benign according to our data. Variant chr3-47120746-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 436681.Status of the report is criteria_provided_single_submitter, 1 stars.
BS1
Variant frequency is greater than expected in population afr. gnomad4 allele frequency = 0.0000394 (6/152332) while in subpopulation AFR AF= 0.0000722 (3/41572). AF 95% confidence interval is 0.0000191. There are 0 homozygotes in gnomad4. There are 4 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck.
BS2
High AC in GnomAd4 at 6 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
SETD2NM_014159.7 linkuse as main transcriptc.3890G>A p.Arg1297His missense_variant 3/21 ENST00000409792.4 NP_054878.5 Q9BYW2-1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
SETD2ENST00000409792.4 linkuse as main transcriptc.3890G>A p.Arg1297His missense_variant 3/215 NM_014159.7 ENSP00000386759.3 Q9BYW2-1

Frequencies

GnomAD3 genomes
AF:
0.0000394
AC:
6
AN:
152214
Hom.:
0
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000724
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000654
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:
0.0000294
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000557
AC:
14
AN:
251286
Hom.:
0
AF XY:
0.0000442
AC XY:
6
AN XY:
135824
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000289
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.000114
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.0000746
AC:
109
AN:
1461870
Hom.:
0
Cov.:
33
AF XY:
0.0000770
AC XY:
56
AN XY:
727236
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.0000224
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:
0.0000944
Gnomad4 OTH exome
AF:
0.0000331
GnomAD4 genome
AF:
0.0000394
AC:
6
AN:
152332
Hom.:
0
Cov.:
32
AF XY:
0.0000537
AC XY:
4
AN XY:
74486
show subpopulations
Gnomad4 AFR
AF:
0.0000722
Gnomad4 AMR
AF:
0.0000653
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000294
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000823
Hom.:
0
Bravo
AF:
0.0000378
ESP6500AA
AF:
0.000227
AC:
1
ESP6500EA
AF:
0.00
AC:
0
ExAC
AF:
0.0000412
AC:
5
EpiCase
AF:
0.0000545
EpiControl
AF:
0.0000593

ClinVar

Significance: Likely benign
Submissions summary: Benign:1
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

not specified Benign:1
Likely benign, criteria provided, single submitterclinical testingGenetic Services Laboratory, University of ChicagoJul 14, 2016- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.074
BayesDel_addAF
Benign
-0.24
T
BayesDel_noAF
Benign
-0.36
CADD
Benign
11
DANN
Benign
0.16
DEOGEN2
Benign
0.054
T;T
Eigen
Benign
-1.6
Eigen_PC
Benign
-1.6
FATHMM_MKL
Benign
0.075
N
LIST_S2
Benign
0.72
T;T
M_CAP
Benign
0.064
D
MetaRNN
Benign
0.020
T;T
MetaSVM
Benign
-0.81
T
MutationAssessor
Benign
0.23
N;.
PrimateAI
Benign
0.25
T
PROVEAN
Benign
-0.010
N;N
REVEL
Benign
0.086
Sift
Benign
0.94
T;T
Sift4G
Benign
1.0
T;.
Polyphen
0.0
B;.
Vest4
0.067
MVP
0.55
MPC
0.32
ClinPred
0.0067
T
GERP RS
-2.0
Varity_R
0.011
gMVP
0.14

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: rs370953553; hg19: chr3-47162236; COSMIC: COSV57449644; COSMIC: COSV57449644; API