chr16-82075869-C-T

Position:

• chr16-82075869-C-T

Variant summary

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

The NM_002153.3(HSD17B2):​c.664+4742C>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: 25)
• Consequence: HSD17B2 NM_002153.3 intron
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -3.44

Genes affected

HSD17B2 (HGNC:5211): (hydroxysteroid 17-beta dehydrogenase 2) Enables estradiol 17-beta-dehydrogenase activity and testosterone dehydrogenase (NAD+) activity. Involved in response to retinoic acid. Predicted to be located in endoplasmic reticulum membrane. [provided by Alliance of Genome Resources, Apr 2022]

HSD17B2-AS1 (HGNC:56281): (HSD17B2 antisense RNA 1)

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=-1.03).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	MANE	UniProt
HSD17B2	NM_002153.3	c.664+4742C>T		intron_variant		ENST00000199936.9
HSD17B2	XM_047434049.1	c.664+4742C>T		intron_variant

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	#exon/exons	TSL	MANE	Appris	UniProt
HSD17B2	ENST00000199936.9	c.664+4742C>T		intron_variant		1	NM_002153.3	P1
HSD17B2-AS1	ENST00000567021.1	n.44-4680G>A		intron_variant, non_coding_transcript_variant		5
HSD17B2	ENST00000566838.2	c.292+4742C>T		intron_variant		2
HSD17B2	ENST00000568090.5	c.256+4742C>T		intron_variant		3

Frequencies

GnomAD3 genomes Cov.: 25

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

GnomAD4 genome Cov.: 25

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-1.0
CADD	Benign	0.20
DANN	Benign	0.93

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: rs2911422; hg19: chr16-82109474;