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GeneBe

X-67545316-TGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCA-TGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCAGCA

Variant summary

Our verdict is Benign. Variant got -16 ACMG points: 0P and 16B. BP6_Very_StrongBS1BS2

The NM_000044.6(AR):​c.228_239dup​(p.Gln77_Gln80dup) variant causes a inframe insertion change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0135 in 995,294 control chromosomes in the GnomAD database, including 87 homozygotes. There are 759 hemizygotes in GnomAD. Variant has been reported in ClinVar as Likely benign (★★).

Frequency

Genomes: 𝑓 0.035 ( 73 hom., 161 hem., cov: 0)
Exomes 𝑓: 0.012 ( 14 hom. 598 hem. )

Consequence

AR
NM_000044.6 inframe_insertion

Scores

Not classified

Clinical Significance

Benign/Likely benign criteria provided, multiple submitters, no conflicts B:3

Conservation

PhyloP100: 0.337
Variant links:
Genes affected
AR (HGNC:644): (androgen receptor) The androgen receptor gene is more than 90 kb long and codes for a protein that has 3 major functional domains: the N-terminal domain, DNA-binding domain, and androgen-binding domain. The protein functions as a steroid-hormone activated transcription factor. Upon binding the hormone ligand, the receptor dissociates from accessory proteins, translocates into the nucleus, dimerizes, and then stimulates transcription of androgen responsive genes. This gene contains 2 polymorphic trinucleotide repeat segments that encode polyglutamine and polyglycine tracts in the N-terminal transactivation domain of its protein. Expansion of the polyglutamine tract from the normal 9-34 repeats to the pathogenic 38-62 repeats causes spinal bulbar muscular atrophy (SBMA, also known as Kennedy's disease). Mutations in this gene are also associated with complete androgen insensitivity (CAIS). Alternative splicing results in multiple transcript variants encoding different isoforms. [provided by RefSeq, Jan 2017]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -16 ACMG points.

BP6
Variant X-67545316-T-TGCAGCAGCAGCA is Benign according to our data. Variant chrX-67545316-T-TGCAGCAGCAGCA is described in ClinVar as [Likely_benign]. Clinvar id is 1168151.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BS1
Variant frequency is greater than expected in population eas. gnomad4 allele frequency = 0.035 (2331/66600) while in subpopulation EAS AF= 0.0582 (107/1840). AF 95% confidence interval is 0.0492. There are 73 homozygotes in gnomad4. There are 161 alleles in male gnomad4 subpopulation. Median coverage is 0. This position pass quality control queck.
BS2
High Homozygotes in GnomAd4 at 73 XL gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
ARNM_000044.6 linkuse as main transcriptc.228_239dup p.Gln77_Gln80dup inframe_insertion 1/8 ENST00000374690.9

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
ARENST00000374690.9 linkuse as main transcriptc.228_239dup p.Gln77_Gln80dup inframe_insertion 1/81 NM_000044.6 P1P10275-1

Frequencies

GnomAD3 genomes
AF:
0.0350
AC:
2332
AN:
66613
Hom.:
72
Cov.:
0
AF XY:
0.0196
AC XY:
161
AN XY:
8233
show subpopulations
Gnomad AFR
AF:
0.0195
Gnomad AMI
AF:
0.00897
Gnomad AMR
AF:
0.0402
Gnomad ASJ
AF:
0.0321
Gnomad EAS
AF:
0.0584
Gnomad SAS
AF:
0.0318
Gnomad FIN
AF:
0.0469
Gnomad MID
AF:
0.0261
Gnomad NFE
AF:
0.0412
Gnomad OTH
AF:
0.0374
GnomAD4 exome
AF:
0.0119
AC:
11056
AN:
928694
Hom.:
14
Cov.:
40
AF XY:
0.00208
AC XY:
598
AN XY:
287162
show subpopulations
Gnomad4 AFR exome
AF:
0.00634
Gnomad4 AMR exome
AF:
0.0231
Gnomad4 ASJ exome
AF:
0.0184
Gnomad4 EAS exome
AF:
0.0411
Gnomad4 SAS exome
AF:
0.0150
Gnomad4 FIN exome
AF:
0.0394
Gnomad4 NFE exome
AF:
0.00868
Gnomad4 OTH exome
AF:
0.0150
GnomAD4 genome
AF:
0.0350
AC:
2331
AN:
66600
Hom.:
73
Cov.:
0
AF XY:
0.0195
AC XY:
161
AN XY:
8246
show subpopulations
Gnomad4 AFR
AF:
0.0195
Gnomad4 AMR
AF:
0.0403
Gnomad4 ASJ
AF:
0.0321
Gnomad4 EAS
AF:
0.0582
Gnomad4 SAS
AF:
0.0333
Gnomad4 FIN
AF:
0.0469
Gnomad4 NFE
AF:
0.0412
Gnomad4 OTH
AF:
0.0369

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:3
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

Androgen resistance syndrome;C1839259:Kennedy disease Benign:1
Benign, criteria provided, single submitterclinical testingInvitaeFeb 01, 2024- -
not provided Benign:1
Benign, criteria provided, single submitterclinical testingGeneDxApr 09, 2015- -
AR-related disorder Benign:1
Likely benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact SciencesMar 17, 2020This variant is classified as likely benign based on ACMG/AMP sequence variant interpretation guidelines (Richards et al. 2015 PMID: 25741868, with internal and published modifications). -

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: rs3032358; hg19: chrX-66765158; API