chr11-113932286-T-C

Variant summary

Our verdict is Benign. Variant got -14 ACMG points: 0P and 14B. BP4_StrongBP6_ModerateBS1BS2

The NM_006028.5(HTR3B):​c.369-3T>C variant causes a splice region, splice polypyrimidine tract, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00254 in 1,607,934 control chromosomes in the GnomAD database, including 100 homozygotes. In-silico tool predicts a benign outcome for this variant. 3/3 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Benign (★).

Frequency

Genomes: 𝑓 0.0019 ( 4 hom., cov: 32)
Exomes 𝑓: 0.0026 ( 96 hom. )

Consequence

HTR3B
NM_006028.5 splice_region, splice_polypyrimidine_tract, intron

Scores

2
Splicing: ADA: 0.00001801
2

Clinical Significance

Benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.0480
Variant links:
Genes affected
HTR3B (HGNC:5298): (5-hydroxytryptamine receptor 3B) The product of this gene belongs to the ligand-gated ion channel receptor superfamily. This gene encodes subunit B of the type 3 receptor for 5-hydroxytryptamine (serotonin), a biogenic hormone that functions as a neurotransmitter, a hormone, and a mitogen. This receptor causes fast, depolarizing responses in neurons after activation. It is not functional as a homomeric complex, but a pentaheteromeric complex with subunit A (HTR3A) displays the full functional features of this receptor. [provided by RefSeq, Aug 2011]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -14 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.74).
BP6
Variant 11-113932286-T-C is Benign according to our data. Variant chr11-113932286-T-C is described in ClinVar as [Benign]. Clinvar id is 790848.Status of the report is criteria_provided_single_submitter, 1 stars.
BS1
Variant frequency is greater than expected in population sas. gnomad4 allele frequency = 0.00192 (292/152322) while in subpopulation SAS AF= 0.0315 (152/4826). AF 95% confidence interval is 0.0274. There are 4 homozygotes in gnomad4. There are 203 alleles in male gnomad4 subpopulation. Median coverage is 32. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 4 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
HTR3BNM_006028.5 linkuse as main transcriptc.369-3T>C splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant ENST00000260191.8

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
HTR3BENST00000260191.8 linkuse as main transcriptc.369-3T>C splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 1 NM_006028.5 P2O95264-1
HTR3BENST00000537778.5 linkuse as main transcriptc.336-3T>C splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 1 A2O95264-2
HTR3BENST00000543092.1 linkuse as main transcriptc.155-3T>C splice_region_variant, splice_polypyrimidine_tract_variant, intron_variant 3

Frequencies

GnomAD3 genomes
AF:
0.00193
AC:
293
AN:
152204
Hom.:
4
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.0000724
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.0000655
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.0255
Gnomad SAS
AF:
0.0317
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.0000441
Gnomad OTH
AF:
0.000478
GnomAD3 exomes
AF:
0.00576
AC:
1433
AN:
248608
Hom.:
40
AF XY:
0.00670
AC XY:
900
AN XY:
134292
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.0000592
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.0279
Gnomad SAS exome
AF:
0.0300
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.0000266
Gnomad OTH exome
AF:
0.00231
GnomAD4 exome
AF:
0.00260
AC:
3791
AN:
1455612
Hom.:
96
Cov.:
29
AF XY:
0.00328
AC XY:
2379
AN XY:
724350
show subpopulations
Gnomad4 AFR exome
AF:
0.0000902
Gnomad4 AMR exome
AF:
0.0000455
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0334
Gnomad4 SAS exome
AF:
0.0263
Gnomad4 FIN exome
AF:
0.0000187
Gnomad4 NFE exome
AF:
0.0000181
Gnomad4 OTH exome
AF:
0.00304
GnomAD4 genome
AF:
0.00192
AC:
292
AN:
152322
Hom.:
4
Cov.:
32
AF XY:
0.00273
AC XY:
203
AN XY:
74470
show subpopulations
Gnomad4 AFR
AF:
0.0000722
Gnomad4 AMR
AF:
0.0000654
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.0255
Gnomad4 SAS
AF:
0.0315
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.0000441
Gnomad4 OTH
AF:
0.000473
Alfa
AF:
0.000288
Hom.:
0
Bravo
AF:
0.00138
Asia WGS
AF:
0.0190
AC:
66
AN:
3478
EpiCase
AF:
0.0000545
EpiControl
AF:
0.00

ClinVar

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

Submissions by phenotype

not provided Benign:1
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpFeb 02, 2018- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.74
CADD
Benign
0.24
DANN
Benign
0.43

Splicing

Name
Calibrated prediction
Score
Prediction
dbscSNV1_ADA
Benign
0.000018
dbscSNV1_RF
Benign
0.070
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: rs11214773; hg19: chr11-113803008; API