14-20447601-GAA-G

Position:

• chr14-20447601-GAA-G

Variant summary

Our verdict is Likely benign. Variant got -6 ACMG points: 0P and 6B. BP6_Moderate BS2

The NM_017807.4(OSGEP):​c.869+12_869+13delTT variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000764 in 1,611,800 control chromosomes in the GnomAD database, including 3 homozygotes. Variant has been reported in ClinVar as Benign (★).

• Frequency:
  • Genomes: 𝑓 0.00055 (1 hom., cov: 32)
  • Exomes 𝑓: 0.00079 (2 hom.)
• Consequence: OSGEP NM_017807.4 intron
• Clinical Significance: Benign criteria provided, single submitter B:1
• Conservation: PhyloP100: 0.0500

Genes affected

OSGEP (HGNC:18028): (O-sialoglycoprotein endopeptidase) Predicted to enable N(6)-L-threonylcarbamoyladenine synthase activity and metal ion binding activity. Involved in tRNA threonylcarbamoyladenosine modification. Located in cytoplasm; nuclear speck; and plasma membrane. Part of EKC/KEOPS complex. Implicated in Galloway-Mowat syndrome 3. [provided by Alliance of Genome Resources, Apr 2022]

OSGEP (HGNC:):

ACMG classification

Verdict is Likely_benign. Variant got -6 ACMG points.

• BP6: Variant 14-20447601-GAA-G is Benign according to our data. Variant chr14-20447601-GAA-G is described in ClinVar as [Benign]. Clinvar id is 1168828.Status of the report is criteria_provided_single_submitter, 1 stars.
• BS2: High Homozygotes in GnomAdExome4 at 2 AR gene

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	Protein	UniProt
OSGEP	NM_017807.4	c.869+12_869+13delTT		intron_variant		ENST00000206542.9	NP_060277.1

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Protein	Appris	UniProt
OSGEP	ENST00000206542.9	c.869+12_869+13delTT		intron_variant		1	NM_017807.4	ENSP00000206542.4

Frequencies

GnomAD3 genomes AF: 0.000552 AC: 84 AN: 152172 Hom.: 1 Cov.: 32

Gnomad AFR AF: 0.0000241

Gnomad AMI AF: 0.00

Gnomad AMR AF: 0.000393

Gnomad ASJ AF: 0.00778

Gnomad EAS AF: 0.00

Gnomad SAS AF: 0.000207

Gnomad FIN AF: 0.00

Gnomad MID AF: 0.00

Gnomad NFE AF: 0.000691

Gnomad OTH AF: 0.000956

GnomAD3 exomes AF: 0.000895 AC: 225 AN: 251376 Hom.: 1 AF XY: 0.000972 AC XY: 132 AN XY: 135862

Gnomad AFR exome AF: 0.000123

Gnomad AMR exome AF: 0.0000868

Gnomad ASJ exome AF: 0.00992

Gnomad EAS exome AF: 0.00

Gnomad SAS exome AF: 0.00114

Gnomad FIN exome AF: 0.00

Gnomad NFE exome AF: 0.000730

Gnomad OTH exome AF: 0.000326

GnomAD4 exome AF: 0.000786 AC: 1147 AN: 1459628 Hom.: 2 AF XY: 0.000887 AC XY: 644 AN XY: 726300

Gnomad4 AFR exome AF: 0.0000898

Gnomad4 AMR exome AF: 0.0000895

Gnomad4 ASJ exome AF: 0.0102

Gnomad4 EAS exome AF: 0.00

Gnomad4 SAS exome AF: 0.00126

Gnomad4 FIN exome AF: 0.0000374

Gnomad4 NFE exome AF: 0.000611

Gnomad4 OTH exome AF: 0.00131

GnomAD4 genome AF: 0.000552 AC: 84 AN: 152172 Hom.: 1 Cov.: 32 AF XY: 0.000538 AC XY: 40 AN XY: 74340

Gnomad4 AFR AF: 0.0000241

Gnomad4 AMR AF: 0.000393

Gnomad4 ASJ AF: 0.00778

Gnomad4 EAS AF: 0.00

Gnomad4 SAS AF: 0.000207

Gnomad4 FIN AF: 0.00

Gnomad4 NFE AF: 0.000691

Gnomad4 OTH AF: 0.000956

Alfa AF: 0.00187 Hom.: 0

Bravo AF: 0.000699

Asia WGS AF: 0.000289 AC: 1 AN: 3478

ClinVar

Significance: Benign

Submissions summary: Benign:1

Revision: criteria provided, single submitter

Submissions by phenotype

not provided Benign:1

Benign, criteria provided, single submitter

clinical testing

Labcorp Genetics (formerly Invitae), Labcorp

Oct 19, 2023

- -

Computational scores

Source: dbNSFP v4.3

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: rs528613769; hg19: chr14-20915760;