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chr1-158777642-C-A

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 4P and 6B. PVS1_StrongBP6_ModerateBS2

The NM_001005278.2(OR6N2):​c.-6-1G>T variant causes a splice acceptor change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00534 in 1,581,004 control chromosomes in the GnomAD database, including 26 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.0037 ( 1 hom., cov: 32)
Exomes 𝑓: 0.0055 ( 25 hom. )

Consequence

OR6N2
NM_001005278.2 splice_acceptor

Scores

2

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.0250
Variant links:
Genes affected
OR6N2 (HGNC:15035): (olfactory receptor family 6 subfamily N member 2) Olfactory receptors interact with odorant molecules in the nose, to initiate a neuronal response that triggers the perception of a smell. The olfactory receptor proteins are members of a large family of G-protein-coupled receptors (GPCR) arising from single coding-exon genes. Olfactory receptors share a 7-transmembrane domain structure with many neurotransmitter and hormone receptors and are responsible for the recognition and G protein-mediated transduction of odorant signals. The olfactory receptor gene family is the largest in the genome. The nomenclature assigned to the olfactory receptor genes and proteins for this organism is independent of other organisms. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

PVS1
Splicing variant, NOT destroyed by nmd, known LOF gene, truncates exone, which is 3.5838575 fraction of the gene.
BP6
Variant 1-158777642-C-A is Benign according to our data. Variant chr1-158777642-C-A is described in ClinVar as [Likely_benign]. Clinvar id is 2639480.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High Homozygotes in GnomAdExome4 at 25 AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
OR6N2NM_001005278.2 linkuse as main transcriptc.-6-1G>T splice_acceptor_variant ENST00000641131.1
OR6N1XM_017000325.2 linkuse as main transcriptc.-193-5447G>T intron_variant
OR6N1XM_017000326.2 linkuse as main transcriptc.-194+3959G>T intron_variant
OR6N1XM_017000327.2 linkuse as main transcriptc.-193-5447G>T intron_variant

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
OR6N2ENST00000641131.1 linkuse as main transcriptc.-6-1G>T splice_acceptor_variant NM_001005278.2 P1

Frequencies

GnomAD3 genomes
AF:
0.00366
AC:
557
AN:
152142
Hom.:
1
Cov.:
32
show subpopulations
Gnomad AFR
AF:
0.00126
Gnomad AMI
AF:
0.0110
Gnomad AMR
AF:
0.00314
Gnomad ASJ
AF:
0.00518
Gnomad EAS
AF:
0.00
Gnomad SAS
AF:
0.00186
Gnomad FIN
AF:
0.000377
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00598
Gnomad OTH
AF:
0.00430
GnomAD3 exomes
AF:
0.00399
AC:
938
AN:
235200
Hom.:
3
AF XY:
0.00412
AC XY:
528
AN XY:
128192
show subpopulations
Gnomad AFR exome
AF:
0.000870
Gnomad AMR exome
AF:
0.00185
Gnomad ASJ exome
AF:
0.00926
Gnomad EAS exome
AF:
0.00
Gnomad SAS exome
AF:
0.00194
Gnomad FIN exome
AF:
0.00114
Gnomad NFE exome
AF:
0.00644
Gnomad OTH exome
AF:
0.00391
GnomAD4 exome
AF:
0.00552
AC:
7886
AN:
1428744
Hom.:
25
Cov.:
26
AF XY:
0.00540
AC XY:
3833
AN XY:
709764
show subpopulations
Gnomad4 AFR exome
AF:
0.000923
Gnomad4 AMR exome
AF:
0.00222
Gnomad4 ASJ exome
AF:
0.00826
Gnomad4 EAS exome
AF:
0.0000254
Gnomad4 SAS exome
AF:
0.00223
Gnomad4 FIN exome
AF:
0.00106
Gnomad4 NFE exome
AF:
0.00643
Gnomad4 OTH exome
AF:
0.00523
GnomAD4 genome
AF:
0.00366
AC:
557
AN:
152260
Hom.:
1
Cov.:
32
AF XY:
0.00340
AC XY:
253
AN XY:
74454
show subpopulations
Gnomad4 AFR
AF:
0.00125
Gnomad4 AMR
AF:
0.00314
Gnomad4 ASJ
AF:
0.00518
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00186
Gnomad4 FIN
AF:
0.000377
Gnomad4 NFE
AF:
0.00598
Gnomad4 OTH
AF:
0.00426
Alfa
AF:
0.00436
Hom.:
2
Bravo
AF:
0.00361
Asia WGS
AF:
0.000289
AC:
1
AN:
3478

ClinVar

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

Submissions by phenotype

not provided Benign:1
Likely benign, criteria provided, single submitterclinical testingCeGaT Center for Human Genetics TuebingenNov 01, 2022OR6N2: BS2 -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.80
CADD
Benign
22
DANN
Benign
0.67

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: rs41264044; hg19: chr1-158747432; API