11-62834289-A-G

Variant names:

• chr11-62834289-A-G
• rs1764637047
• NM_001369450.1:c.762T>C

Variant summary

Our verdict is Likely benign. The variant received -3 ACMG points: 2P and 5B. PM2 BP4_Strong BP7

The NM_001369450.1(WDR74):​c.762T>C​(p.Ile254Ile) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000000684 in 1,461,696 control chromosomes in the GnomAD database, with no homozygous occurrence. 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: 31)
  • Exomes 𝑓: 6.8e-7 (0 hom.)
• Consequence: WDR74 NM_001369450.1 synonymous
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -0.164
• Publications: 0 publications found

Genes affected

WDR74 (HGNC:25529): (WD repeat domain 74) Involved in rRNA processing and ribosomal large subunit biogenesis. Located in nucleoplasm. Colocalizes with nuclear exosome (RNase complex) and nucleolus. [provided by Alliance of Genome Resources, Apr 2022]

STX5-DT (HGNC:55488): (STX5 divergent transcript)

ACMG classification

Our verdict: Likely_benign. The variant received -3 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.63).
• BP7: Synonymous conserved (PhyloP=-0.164 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001369450.1. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	WDR74	NM_001369450.1	MANE Select	c.762T>C	p.Ile254Ile	synonymous	Exon 8 of 11	NP_001356379.1	Q6RFH5-1
	WDR74	NM_001369447.1		c.804T>C	p.Ile268Ile	synonymous	Exon 8 of 11	NP_001356376.1
	WDR74	NM_001369451.1		c.762T>C	p.Ile254Ile	synonymous	Exon 9 of 12	NP_001356380.1	Q6RFH5-1

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	WDR74	ENST00000278856.9	TSL:1 MANE Select	c.762T>C	p.Ile254Ile	synonymous	Exon 8 of 11	ENSP00000278856.4	Q6RFH5-1
	WDR74	ENST00000311713.11	TSL:1	c.762T>C	p.Ile254Ile	synonymous	Exon 8 of 10	ENSP00000308931.7	Q6RFH5-2
	WDR74	ENST00000892916.1		c.804T>C	p.Ile268Ile	synonymous	Exon 9 of 12	ENSP00000562975.1

Frequencies

GnomAD3 genomes Cov.: 31

GnomAD4 exome AF: 6.84e-7 AC: 1 AN: 1461696 Hom.: 0 Cov.: 32 AF XY: 0.00000138 AC XY: 1 AN XY: 727132

African (AFR) AF: 0.00 AC: 0 AN: 33480

American (AMR) AF: 0.00 AC: 0 AN: 44724

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26136

East Asian (EAS) AF: 0.00 AC: 0 AN: 39698

South Asian (SAS) AF: 0.0000116 AC: 1 AN: 86258

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53402

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5756

European-Non Finnish (NFE) AF: 0.00 AC: 0 AN: 1111870

Other (OTH) AF: 0.00 AC: 0 AN: 60372

GnomAD4 genome Cov.: 31

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.63
CADD	Benign	8.4
DANN	Benign	0.76
PhyloP100		-0.16
RBP_binding_hub_radar		0.92
RBP_regulation_power_radar		2.5

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: rs1764637047; hg19: chr11-62601761;