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GeneBe

X-37780085-A-C

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 0P and 2B. BP6_Moderate

The NM_000397.4(CYBB):c.8A>C(p.Asn3Thr) variant causes a missense change. The variant allele was found at a frequency of 0.00000414 in 1,208,415 control chromosomes in the GnomAD database, with no homozygous occurrence. There are 2 hemizygotes in GnomAD. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.0000089 ( 0 hom., 0 hem., cov: 22)
Exomes 𝑓: 0.0000036 ( 0 hom. 2 hem. )

Consequence

CYBB
NM_000397.4 missense

Scores

1
9
7

Clinical Significance

Likely benign criteria provided, single submitter U:1B:1

Conservation

PhyloP100: 6.58
Variant links:
Genes affected
CYBB (HGNC:2578): (cytochrome b-245 beta chain) Cytochrome b (-245) is composed of cytochrome b alpha (CYBA) and beta (CYBB) chain. It has been proposed as a primary component of the microbicidal oxidase system of phagocytes. CYBB deficiency is one of five described biochemical defects associated with chronic granulomatous disease (CGD). In this disorder, there is decreased activity of phagocyte NADPH oxidase; neutrophils are able to phagocytize bacteria but cannot kill them in the phagocytic vacuoles. The cause of the killing defect is an inability to increase the cell's respiration and consequent failure to deliver activated oxygen into the phagocytic vacuole. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -2 ACMG points.

BP6
Variant X-37780085-A-C is Benign according to our data. Variant chrX-37780085-A-C is described in ClinVar as [Likely_benign]. Clinvar id is 1022770.Status of the report is criteria_provided_single_submitter, 1 stars.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE UniProt
CYBBNM_000397.4 linkuse as main transcriptc.8A>C p.Asn3Thr missense_variant 1/13 ENST00000378588.5

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Appris UniProt
CYBBENST00000378588.5 linkuse as main transcriptc.8A>C p.Asn3Thr missense_variant 1/131 NM_000397.4 P1

Frequencies

GnomAD3 genomes
AF:
0.00000895
AC:
1
AN:
111775
Hom.:
0
Cov.:
22
AF XY:
0.00
AC XY:
0
AN XY:
33941
show subpopulations
Gnomad AFR
AF:
0.00
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.00
Gnomad ASJ
AF:
0.00
Gnomad EAS
AF:
0.000281
Gnomad SAS
AF:
0.00
Gnomad FIN
AF:
0.00
Gnomad MID
AF:
0.00
Gnomad NFE
AF:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000218
AC:
4
AN:
183156
Hom.:
0
AF XY:
0.0000148
AC XY:
1
AN XY:
67672
show subpopulations
Gnomad AFR exome
AF:
0.00
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.000289
Gnomad SAS exome
AF:
0.00
Gnomad FIN exome
AF:
0.00
Gnomad NFE exome
AF:
0.00
Gnomad OTH exome
AF:
0.00
GnomAD4 exome
AF:
0.00000365
AC:
4
AN:
1096640
Hom.:
0
Cov.:
28
AF XY:
0.00000552
AC XY:
2
AN XY:
362072
show subpopulations
Gnomad4 AFR exome
AF:
0.00
Gnomad4 AMR exome
AF:
0.00
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.0000994
Gnomad4 SAS exome
AF:
0.0000185
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.00
GnomAD4 genome
AF:
0.00000895
AC:
1
AN:
111775
Hom.:
0
Cov.:
22
AF XY:
0.00
AC XY:
0
AN XY:
33941
show subpopulations
Gnomad4 AFR
AF:
0.00
Gnomad4 AMR
AF:
0.00
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.000281
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Bravo
AF:
0.00000378
ExAC
AF:
0.0000330
AC:
4

ClinVar

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

Submissions by phenotype

Chronic granulomatous disease Uncertain:1
Uncertain significance, no assertion criteria providedclinical testingNatera, Inc.Aug 18, 2020- -
Granulomatous disease, chronic, X-linked Benign:1
Likely benign, criteria provided, single submitterclinical testingInvitaeOct 12, 2023- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
AlphaMissense
Benign
0.20
BayesDel_addAF
Benign
-0.013
T
BayesDel_noAF
Uncertain
0.050
Cadd
Benign
22
Dann
Uncertain
0.99
DEOGEN2
Uncertain
0.64
D
FATHMM_MKL
Uncertain
0.97
D
LIST_S2
Benign
0.38
T
M_CAP
Pathogenic
0.51
D
MetaRNN
Uncertain
0.66
D
MetaSVM
Uncertain
0.70
D
MutationAssessor
Uncertain
2.6
M
MutationTaster
Benign
1.0
D;D;D
PrimateAI
Uncertain
0.67
T
PROVEAN
Benign
-2.2
N
REVEL
Uncertain
0.59
Sift
Benign
0.032
D
Sift4G
Benign
0.23
T
Polyphen
0.15
B
Vest4
0.61
MutPred
0.33
Gain of glycosylation at N3 (P = 0.0045);
MVP
0.98
MPC
0.66
ClinPred
0.32
T
GERP RS
5.4
Varity_R
0.55
gMVP
0.76

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: rs782014879; hg19: chrX-37639338; COSMIC: COSV66086473; API