chr14-77027417-G-A

Position:

• chr14-77027417-G-A

Variant summary

Our verdict is Likely pathogenic. Variant got 7 ACMG points: 7P and 0B. PVS1_Strong PM2 PP5

The NM_024496.4(IRF2BPL):​c.376C>T​(p.Gln126Ter) variant causes a stop gained change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. In-silico tool predicts a pathogenic outcome for this variant. Variant has been reported in ClinVar as Pathogenic (no stars).

• Frequency:
  • Genomes: not found (cov: 29)
  • Exomes 𝑓: 0.0 (0 hom.)
  • Failed GnomAD Quality Control
• Consequence: IRF2BPL NM_024496.4 stop_gained
• Clinical Significance: Pathogenic no assertion criteria provided P:3
• Conservation: PhyloP100: 3.15

Genes affected

IRF2BPL (HGNC:14282): (interferon regulatory factor 2 binding protein like) This gene encodes a transcription factor that may play a role in regulating female reproductive function. [provided by RefSeq, Jun 2012]

ACMG classification

Verdict is Likely_pathogenic. Variant got 7 ACMG points.

• PVS1: Loss of function variant, product does not undergo nonsense mediated mRNA decay. Variant is located in the 3'-most exon, not predicted to undergo nonsense mediated mRNA decay. There are 12 pathogenic variants in the truncated region.
• PM2: Very rare variant in population databases, with high coverage
• PP5: Variant 14-77027417-G-A is Pathogenic according to our data. Variant chr14-77027417-G-A is described in ClinVar as [Pathogenic]. Clinvar id is 559610.Status of the report is no_assertion_criteria_provided, 0 stars. Variant chr14-77027417-G-A is described in Lovd as [Pathogenic].

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	Protein	UniProt
IRF2BPL	NM_024496.4	c.376C>T	p.Gln126Ter	stop_gained	1/1	ENST00000238647.5	NP_078772.1

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Protein	Appris	UniProt
IRF2BPL	ENST00000238647.5	c.376C>T	p.Gln126Ter	stop_gained	1/1		NM_024496.4	ENSP00000238647	P1

Frequencies

GnomAD3 genomes Cov.: 29

GnomAD4 exome Data not reliable, filtered out with message: AC0 AF: 0.00 AC: 0 AN: 1323954 Hom.: 0 Cov.: 65 AF XY: 0.00 AC XY: 0 AN XY: 653072

Gnomad4 AFR exome AF: 0.00

Gnomad4 AMR exome AF: 0.00

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: 0.00

GnomAD4 genome Cov.: 29

ClinVar

Significance: Pathogenic

Submissions summary: Pathogenic:3

Revision: no assertion criteria provided

Submissions by phenotype

not provided Pathogenic:2

Pathogenic, no assertion criteria provided	clinical testing	Joint Genome Diagnostic Labs from Nijmegen and Maastricht, Radboudumc and MUMC+	-	- -
Pathogenic, no assertion criteria provided	clinical testing	Genome Diagnostics Laboratory, Amsterdam University Medical Center	-	- -

Neurodevelopmental disorder with regression, abnormal movements, loss of speech, and seizures Pathogenic:1

Pathogenic, no assertion criteria provided

literature only

OMIM

Dec 20, 2018

- -

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_addAF	Pathogenic	0.45	D
BayesDel_noAF	Pathogenic	0.41
CADD	Pathogenic	36
DANN	Uncertain	1.0
Eigen	Uncertain	0.29
Eigen_PC	Benign	0.0049
FATHMM_MKL	Benign	0.57	D
MutationTaster	Benign	1.0	D
Vest4		0.078
GERP RS		2.2

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

Other links and lift over

dbSNP: rs1555377483; hg19: chr14-77493760;