chr17-44191649-T-A

Variant names:

• chr17-44191649-T-A
• rs7089
• ENST00000587326.1:n.*1273T>A

Variant summary

Our verdict is Likely benign. The variant received -2 ACMG points: 2P and 4B. PM2 BP4_Strong

The ENST00000587326.1(TMUB2):​n.*1273T>A variant causes a non coding transcript exon 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: TMUB2 ENST00000587326.1 non_coding_transcript_exon
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 0.0570
• Publications: 18 publications found

Genes affected

TMUB2 (HGNC:28459): (transmembrane and ubiquitin like domain containing 2) Predicted to be involved in ubiquitin-dependent ERAD pathway. Predicted to be integral component of membrane. [provided by Alliance of Genome Resources, Apr 2022]

ATXN7L3 (HGNC:25416): (ataxin 7 like 3) Enables nuclear receptor coactivator activity. Involved in histone deubiquitination; histone monoubiquitination; and positive regulation of transcription, DNA-templated. Located in nucleus. Part of DUBm complex and SAGA complex. [provided by Alliance of Genome Resources, Apr 2022]

ATXN7L3 Gene-Disease associations (from GenCC):

• complex neurodevelopmental disorder

  Inheritance: AD Classification: STRONG Submitted by: Ambry Genetics

ACMG classification

Our verdict: Likely_benign. The variant received -2 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.83).

Transcripts

RefSeq

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	MANE	Protein	UniProt
TMUB2	NM_001076674.3	c.*785T>A		3_prime_UTR_variant	Exon 4 of 4	ENST00000538716.7	NP_001070142.1
ATXN7L3	NM_001382309.1	c.*2614A>T		downstream_gene_variant		ENST00000587097.6	NP_001369238.1

Ensembl

Gene	Transcript	HGVSc	HGVSp	Effect	Exon rank	TSL	MANE	Protein	Appris	UniProt
TMUB2	ENST00000538716.7	c.*785T>A		3_prime_UTR_variant	Exon 4 of 4	2	NM_001076674.3	ENSP00000444565.1
ATXN7L3	ENST00000587097.6	c.*2614A>T		downstream_gene_variant		5	NM_001382309.1	ENSP00000465614.2

Frequencies

GnomAD3 genomes Cov.: 32

GnomAD4 exome Cov.: 33

GnomAD4 genome Cov.: 32

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.3

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.83
CADD	Benign	3.5
DANN	Benign	0.71
PhyloP100		0.057
RBP_binding_hub_radar		0.0
RBP_regulation_power_radar		1.0

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

Other links and lift over

dbSNP: rs7089; hg19: chr17-42269017;