8-142873115-C-T

Variant summary

Our verdict is Benign. The variant received -14 ACMG points: 0P and 14B. BP4_StrongBP6_ModerateBS1BS2

The NM_000497.4(CYP11B1):​c.*1258G>A variant causes a 3 prime UTR change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00804 in 152,308 control chromosomes in the GnomAD database, including 20 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.0080 ( 20 hom., cov: 33)
Exomes 𝑓: 0.0 ( 0 hom. )
Failed GnomAD Quality Control

Consequence

CYP11B1
NM_000497.4 3_prime_UTR

Scores

2

Clinical Significance

Benign/Likely benign criteria provided, single submitter B:2

Conservation

PhyloP100: 0.516

Publications

0 publications found
Variant links:
Genes affected
CYP11B1 (HGNC:2591): (cytochrome P450 family 11 subfamily B member 1) This gene encodes a member of the cytochrome P450 superfamily of enzymes. The cytochrome P450 proteins are monooxygenases which catalyze many reactions involved in drug metabolism and synthesis of cholesterol, steroids and other lipids. This protein localizes to the mitochondrial inner membrane and is involved in the conversion of progesterone to cortisol in the adrenal cortex. Mutations in this gene cause congenital adrenal hyperplasia due to 11-beta-hydroxylase deficiency. Transcript variants encoding different isoforms have been noted for this gene. [provided by RefSeq, Jul 2008]
GML (HGNC:4375): (glycosylphosphatidylinositol anchored molecule like) Predicted to be involved in DNA damage response, signal transduction by p53 class mediator resulting in cell cycle arrest; apoptotic process; and negative regulation of cell population proliferation. Predicted to be extrinsic component of membrane. [provided by Alliance of Genome Resources, Apr 2022]

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ACMG classification

Classification was made for transcript

Our verdict: Benign. The variant received -14 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.95).
BP6
Variant 8-142873115-C-T is Benign according to our data. Variant chr8-142873115-C-T is described in ClinVar as [Likely_benign]. Clinvar id is 362116.Status of the report is criteria_provided_single_submitter, 1 stars.
BS1
Variant frequency is greater than expected in population afr. GnomAd4 allele frequency = 0.00804 (1225/152308) while in subpopulation AFR AF = 0.0286 (1187/41554). AF 95% confidence interval is 0.0272. There are 20 homozygotes in GnomAd4. There are 585 alleles in the male GnomAd4 subpopulation. Median coverage is 33. This position passed quality control check.
BS2
High Homozygotes in GnomAd4 at 20 AD,AR gene

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect Exon rank MANE Protein UniProt
CYP11B1NM_000497.4 linkc.*1258G>A 3_prime_UTR_variant Exon 9 of 9 ENST00000292427.10 NP_000488.3 P15538-1Q8TDD0
CYP11B1NM_001026213.1 linkc.*1258G>A 3_prime_UTR_variant Exon 8 of 8 NP_001021384.1 P15538-2

Ensembl

Gene Transcript HGVSc HGVSp Effect Exon rank TSL MANE Protein Appris UniProt
CYP11B1ENST00000292427.10 linkc.*1258G>A 3_prime_UTR_variant Exon 9 of 9 1 NM_000497.4 ENSP00000292427.5 P15538-1
CYP11B1ENST00000519285.5 linkc.*1258G>A 3_prime_UTR_variant Exon 4 of 4 1 ENSP00000430144.1 H0YBR4
CYP11B1ENST00000314111.4 linkn.2967G>A non_coding_transcript_exon_variant Exon 7 of 7 5
GMLENST00000522728.5 linkc.181+31890C>T intron_variant Intron 3 of 4 3 ENSP00000430799.1 E5RI31

Frequencies

GnomAD3 genomes
AF:
0.00801
AC:
1219
AN:
152190
Hom.:
20
Cov.:
33
show subpopulations
Gnomad AFR
AF:
0.0285
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00170
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:
0.0000441
Gnomad OTH
AF:
0.00430
GnomAD4 exome
Data not reliable, filtered out with message: AC0
AF:
0.00
AC:
0
AN:
32
Hom.:
0
Cov.:
0
AF XY:
0.00
AC XY:
0
AN XY:
28
African (AFR)
AC:
0
AN:
0
American (AMR)
AC:
0
AN:
0
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
2
East Asian (EAS)
AC:
0
AN:
0
South Asian (SAS)
AF:
0.00
AC:
0
AN:
2
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
2
Middle Eastern (MID)
AC:
0
AN:
0
European-Non Finnish (NFE)
AF:
0.00
AC:
0
AN:
26
Other (OTH)
AC:
0
AN:
0
GnomAD4 genome
AF:
0.00804
AC:
1225
AN:
152308
Hom.:
20
Cov.:
33
AF XY:
0.00785
AC XY:
585
AN XY:
74480
show subpopulations
African (AFR)
AF:
0.0286
AC:
1187
AN:
41554
American (AMR)
AF:
0.00170
AC:
26
AN:
15304
Ashkenazi Jewish (ASJ)
AF:
0.00
AC:
0
AN:
3472
East Asian (EAS)
AF:
0.00
AC:
0
AN:
5180
South Asian (SAS)
AF:
0.00
AC:
0
AN:
4830
European-Finnish (FIN)
AF:
0.00
AC:
0
AN:
10622
Middle Eastern (MID)
AF:
0.00
AC:
0
AN:
294
European-Non Finnish (NFE)
AF:
0.0000441
AC:
3
AN:
68026
Other (OTH)
AF:
0.00426
AC:
9
AN:
2114
Allele Balance Distribution
Red line indicates average allele balance
Average allele balance: 0.502
Heterozygous variant carriers
0
60
121
181
242
302
0.00
0.20
0.40
0.60
0.80
0.95
Allele balance

Age Distribution

Genome Het
Genome Hom
Variant carriers
0
20
40
60
80
100
<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:
0.00361
Hom.:
4
Bravo
AF:
0.00902
Asia WGS
AF:
0.00144
AC:
5
AN:
3478

ClinVar

Significance: Benign/Likely benign
Submissions summary: Benign:2
Revision: criteria provided, single submitter
LINK: link

Submissions by phenotype

Deficiency of steroid 11-beta-monooxygenase Benign:1
Jan 13, 2018
Illumina Laboratory Services, Illumina
Significance:Likely benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

This variant was observed in the ICSL laboratory as part of a predisposition screen in an ostensibly healthy population. It had not been previously curated by ICSL or reported in the Human Gene Mutation Database (HGMD: prior to June 1st, 2018), and was therefore a candidate for classification through an automated scoring system. Utilizing variant allele frequency, disease prevalence and penetrance estimates, and inheritance mode, an automated score was calculated to assess if this variant is too frequent to cause the disease. Based on the score and internal cut-off values, a variant classified as likely benign is not then subjected to further curation. The score for this variant resulted in a classification of likely benign for this disease. -

Glucocorticoid-remediable aldosteronism Benign:1
Jan 13, 2018
Illumina Laboratory Services, Illumina
Significance:Benign
Review Status:criteria provided, single submitter
Collection Method:clinical testing

This variant was observed in the ICSL laboratory as part of a predisposition screen in an ostensibly healthy population. It had not been previously curated by ICSL or reported in the Human Gene Mutation Database (HGMD: prior to June 1st, 2018), and was therefore a candidate for classification through an automated scoring system. Utilizing variant allele frequency, disease prevalence and penetrance estimates, and inheritance mode, an automated score was calculated to assess if this variant is too frequent to cause the disease. Based on the score and internal cut-off values, a variant classified as benign is not then subjected to further curation. The score for this variant resulted in a classification of benign for this disease. -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.95
CADD
Benign
2.4
DANN
Benign
0.62
PhyloP100
0.52

Splicing

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

Publications

Other links and lift over

dbSNP: rs61752808; hg19: chr8-143954531; API