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GeneBe

16-88650978-T-C

Variant summary

Our verdict is Benign. Variant got -21 ACMG points: 0P and 21B. BP4_StrongBP6_Very_StrongBP7BA1

The NM_000101.4(CYBA):​c.36A>G​(p.Glu12=) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.999 in 1,596,232 control chromosomes in the GnomAD database, including 797,163 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 1.0 ( 75697 hom., cov: 34)
Exomes 𝑓: 1.0 ( 721466 hom. )

Consequence

CYBA
NM_000101.4 synonymous

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:5

Conservation

PhyloP100: 0.114
Variant links:
Genes affected
CYBA (HGNC:2577): (cytochrome b-245 alpha chain) Cytochrome b is comprised of a light chain (alpha) and a heavy chain (beta). This gene encodes the light, alpha subunit which has been proposed as a primary component of the microbicidal oxidase system of phagocytes. Mutations in this gene are associated with autosomal recessive chronic granulomatous disease (CGD), that is characterized by the failure of activated phagocytes to generate superoxide, which is important for the microbicidal activity of these cells. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -21 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.62).
BP6
Variant 16-88650978-T-C is Benign according to our data. Variant chr16-88650978-T-C is described in ClinVar as [Benign]. Clinvar id is 1168658.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars. Variant chr16-88650978-T-C is described in Lovd as [Benign].
BP7
Synonymous conserved (PhyloP=0.114 with no splicing effect.
BA1
GnomAd4 highest subpopulation (EAS) allele frequency at 95% confidence interval = 0.994 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CYBANM_000101.4 linkuse as main transcriptc.36A>G p.Glu12= synonymous_variant 1/6 ENST00000261623.8
CYBAXM_011522905.4 linkuse as main transcriptc.36A>G p.Glu12= synonymous_variant 1/6

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CYBAENST00000261623.8 linkuse as main transcriptc.36A>G p.Glu12= synonymous_variant 1/61 NM_000101.4 P1

Frequencies

GnomAD3 genomes
AF:
0.997
AC:
151738
AN:
152204
Hom.:
75640
Cov.:
34
show subpopulations
Gnomad AFR
AF:
0.990
Gnomad AMI
AF:
1.00
Gnomad AMR
AF:
0.998
Gnomad ASJ
AF:
1.00
Gnomad EAS
AF:
1.00
Gnomad SAS
AF:
1.00
Gnomad FIN
AF:
1.00
Gnomad MID
AF:
1.00
Gnomad NFE
AF:
1.00
Gnomad OTH
AF:
0.999
GnomAD3 exomes
AF:
0.999
AC:
215897
AN:
216058
Hom.:
107870
AF XY:
1.00
AC XY:
117996
AN XY:
118054
show subpopulations
Gnomad AFR exome
AF:
0.989
Gnomad AMR exome
AF:
1.00
Gnomad ASJ exome
AF:
1.00
Gnomad EAS exome
AF:
1.00
Gnomad SAS exome
AF:
1.00
Gnomad FIN exome
AF:
1.00
Gnomad NFE exome
AF:
1.00
Gnomad OTH exome
AF:
1.00
GnomAD4 exome
AF:
1.00
AC:
1443413
AN:
1443910
Hom.:
721466
Cov.:
60
AF XY:
1.00
AC XY:
716748
AN XY:
716940
show subpopulations
Gnomad4 AFR exome
AF:
0.988
Gnomad4 AMR exome
AF:
0.999
Gnomad4 ASJ exome
AF:
1.00
Gnomad4 EAS exome
AF:
1.00
Gnomad4 SAS exome
AF:
1.00
Gnomad4 FIN exome
AF:
1.00
Gnomad4 NFE exome
AF:
1.00
Gnomad4 OTH exome
AF:
0.999
GnomAD4 genome
AF:
0.997
AC:
151854
AN:
152322
Hom.:
75697
Cov.:
34
AF XY:
0.997
AC XY:
74258
AN XY:
74492
show subpopulations
Gnomad4 AFR
AF:
0.990
Gnomad4 AMR
AF:
0.998
Gnomad4 ASJ
AF:
1.00
Gnomad4 EAS
AF:
1.00
Gnomad4 SAS
AF:
1.00
Gnomad4 FIN
AF:
1.00
Gnomad4 NFE
AF:
1.00
Gnomad4 OTH
AF:
0.999
Alfa
AF:
0.999
Hom.:
26392
Bravo
AF:
0.996
Asia WGS
AF:
0.999
AC:
3472
AN:
3474

ClinVar

Significance: Benign
Submissions summary: Benign:5
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

Granulomatous disease, chronic, autosomal recessive, cytochrome b-negative Benign:2
Benign, criteria provided, single submitterclinical testingInvitaeFeb 01, 2024- -
Benign, criteria provided, single submitterclinical testingGenome-Nilou LabJun 10, 2021- -
not specified Benign:1
Benign, criteria provided, single submitterclinical testingUnidad de Genómica Garrahan, Hospital de Pediatría GarrahanJan 24, 2024This variant is classified as Benign based on local population frequency. This variant was detected in 100% of patients studied by a panel of primary immunodeficiencies. Number of patients: 95. Only high quality variants are reported. -
not provided Benign:1
Benign, criteria provided, single submitterclinical testingGeneDxMar 03, 2015- -
Chronic granulomatous disease Benign:1
Benign, no assertion criteria providedclinical testingNatera, Inc.Jan 11, 2020- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.62
CADD
Benign
13
DANN
Benign
0.87
RBP_binding_hub_radar
1.0
RBP_regulation_power_radar
2.8

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.010
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: rs8053867; hg19: chr16-88717386; COSMIC: COSV55368978; COSMIC: COSV55368978; API