rs1017753

Positions:

• chr9-90615619-C-A
• chr9-90615619-C-T

Variant summary

Our verdict is Likely benign. Variant got -2 ACMG points: 2P and 4B. PM2 BP4_Strong

The NM_017594.5(DIRAS2):​c.-36-1756G>T variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant was absent in control chromosomes in GnomAD project. In-silico tool predicts a benign outcome for this variant. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

• Frequency: Genomes: not found (cov: 32)
• Consequence: DIRAS2 NM_017594.5 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -0.522

Genes affected

DIRAS2 (HGNC:19323): (DIRAS family GTPase 2) DIRAS2 belongs to a distinct branch of the functionally diverse Ras (see HRAS; MIM 190020) superfamily of monomeric GTPases.[supplied by OMIM, Apr 2004]

ACMG classification

Verdict is Likely_benign. Variant got -2 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.95).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	Protein	UniProt
DIRAS2	NM_017594.5	c.-36-1756G>T		intron_variant		ENST00000375765.5	NP_060064.2

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Protein	Appris	UniProt
DIRAS2	ENST00000375765.5	c.-36-1756G>T		intron_variant		1	NM_017594.5	ENSP00000364919.3
DIRAS2	ENST00000636786.1	c.-36-1756G>T		intron_variant		4		ENSP00000490457.1
DIRAS2	ENST00000637905.1	c.-36-1756G>T		intron_variant		4		ENSP00000490853.1

Frequencies

GnomAD3 genomes Cov.: 32

We have no GnomAD4 exomes data on this position. Probably position not covered by the project.

GnomAD4 genome Cov.: 32

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.95
CADD	Benign	0.81
DANN	Benign	0.25

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

Other links and lift over

dbSNP: rs1017753; hg19: chr9-93377901;