chr16-85920230-T-TA

Variant summary

Our verdict is Likely benign. Variant got -6 ACMG points: 0P and 6B. BP6_ModerateBS2

The NM_002163.4(IRF8):​c.1104+7dup variant causes a splice region, intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.0000265 in 1,432,314 control chromosomes in the GnomAD database, with no homozygous occurrence. 1/1 splice prediction tools predict no significant impact on normal splicing. Variant has been reported in ClinVar as Likely benign (★).

Frequency

Genomes: 𝑓 0.00016 ( 0 hom., cov: 31)
Exomes 𝑓: 0.000011 ( 0 hom. )

Consequence

IRF8
NM_002163.4 splice_region, intron

Scores

Not classified

Clinical Significance

Likely benign criteria provided, single submitter B:1

Conservation

PhyloP100: -0.323
Variant links:
Genes affected
IRF8 (HGNC:5358): (interferon regulatory factor 8) Interferon consensus sequence-binding protein (ICSBP) is a transcription factor of the interferon (IFN) regulatory factor (IRF) family. Proteins of this family are composed of a conserved DNA-binding domain in the N-terminal region and a divergent C-terminal region that serves as the regulatory domain. The IRF family proteins bind to the IFN-stimulated response element (ISRE) and regulate expression of genes stimulated by type I IFNs, namely IFN-alpha and IFN-beta. IRF family proteins also control expression of IFN-alpha and IFN-beta-regulated genes that are induced by viral infection. [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Likely_benign. Variant got -6 ACMG points.

BP6
Variant 16-85920230-T-TA is Benign according to our data. Variant chr16-85920230-T-TA is described in ClinVar as [Likely_benign]. Clinvar id is 542151.Status of the report is criteria_provided_single_submitter, 1 stars.
BS2
High AC in GnomAd4 at 24 AD gene.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
IRF8NM_002163.4 linkuse as main transcriptc.1104+7dup splice_region_variant, intron_variant ENST00000268638.10 NP_002154.1
IRF8NM_001363907.1 linkuse as main transcriptc.1134+7dup splice_region_variant, intron_variant NP_001350836.1
IRF8NM_001363908.1 linkuse as main transcriptc.492+7dup splice_region_variant, intron_variant NP_001350837.1
IRF8XM_047434052.1 linkuse as main transcriptc.1134+7dup splice_region_variant, intron_variant XP_047290008.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
IRF8ENST00000268638.10 linkuse as main transcriptc.1104+7dup splice_region_variant, intron_variant 1 NM_002163.4 ENSP00000268638 P1

Frequencies

GnomAD3 genomes
AF:
0.000170
AC:
25
AN:
147136
Hom.:
0
Cov.:
31
show subpopulations
Gnomad AFR
AF:
0.000580
Gnomad AMI
AF:
0.00
Gnomad AMR
AF:
0.000135
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:
0.00
Gnomad OTH
AF:
0.00
GnomAD3 exomes
AF:
0.0000587
AC:
13
AN:
221510
Hom.:
0
AF XY:
0.0000585
AC XY:
7
AN XY:
119758
show subpopulations
Gnomad AFR exome
AF:
0.000903
Gnomad AMR exome
AF:
0.00
Gnomad ASJ exome
AF:
0.00
Gnomad EAS exome
AF:
0.00
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:
0.0000109
AC:
14
AN:
1285168
Hom.:
0
Cov.:
16
AF XY:
0.00000930
AC XY:
6
AN XY:
645388
show subpopulations
Gnomad4 AFR exome
AF:
0.000416
Gnomad4 AMR exome
AF:
0.0000245
Gnomad4 ASJ exome
AF:
0.00
Gnomad4 EAS exome
AF:
0.00
Gnomad4 SAS exome
AF:
0.00
Gnomad4 FIN exome
AF:
0.00
Gnomad4 NFE exome
AF:
0.00
Gnomad4 OTH exome
AF:
0.0000184
GnomAD4 genome
AF:
0.000163
AC:
24
AN:
147146
Hom.:
0
Cov.:
31
AF XY:
0.000154
AC XY:
11
AN XY:
71398
show subpopulations
Gnomad4 AFR
AF:
0.000554
Gnomad4 AMR
AF:
0.000135
Gnomad4 ASJ
AF:
0.00
Gnomad4 EAS
AF:
0.00
Gnomad4 SAS
AF:
0.00
Gnomad4 FIN
AF:
0.00
Gnomad4 NFE
AF:
0.00
Gnomad4 OTH
AF:
0.00
Alfa
AF:
0.0000712
Hom.:
0

ClinVar

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

Submissions by phenotype

Mendelian susceptibility to mycobacterial diseases due to partial IRF8 deficiency;C4016741:Immunodeficiency 32B Benign:1
Likely benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpSep 27, 2022- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.0
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: rs749942363; hg19: chr16-85953836; API