17-17203031-C-T

Variant names:

• chr17-17203031-C-T
• rs373555063
• NM_178836.4:c.495G>A

Variant summary

Our verdict is Uncertain significance. The variant received 1 ACMG points: 2P and 1B. PM2 BP7

The NM_178836.4(PLD6):​c.495G>A​(p.Arg165Arg) 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 1,461,894 control chromosomes in the GnomAD database, with no homozygous occurrence. No clinical diagnostic laboratories have submitted clinical-significance assessments for this variant to ClinVar.

• Frequency:
  • Genomes: not found (cov: 32)
  • Exomes 𝑓: 6.8e-7 (0 hom.)
• Consequence: PLD6 NM_178836.4 synonymous
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: 0.958
• Publications: 1 publications found

Genes affected

PLD6 (HGNC:30447): (phospholipase D family member 6) Enables cardiolipin hydrolase activity and protein homodimerization activity. Involved in mitochondrial fusion. Acts upstream of or within positive regulation of mitochondrial fusion. Located in mitochondrial outer membrane. [provided by Alliance of Genome Resources, Apr 2022]

ENSG00000264187 (HGNC:):

MPRIP (HGNC:30321): (myosin phosphatase Rho interacting protein) Enables cadherin binding activity. Predicted to be involved in actin filament organization. Located in actin cytoskeleton and cytosol. [provided by Alliance of Genome Resources, Apr 2022]

ACMG classification

Our verdict: Uncertain_significance. The variant received 1 ACMG points.

• PM2: Very rare variant in population databases, with high coverage
• BP7: Synonymous conserved (PhyloP=0.958 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_178836.4. 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
	PLD6	NM_178836.4	MANE Select	c.495G>A	p.Arg165Arg	synonymous	Exon 2 of 2	NP_849158.2	Q8N2A8

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	PLD6	ENST00000321560.4	TSL:1 MANE Select	c.495G>A	p.Arg165Arg	synonymous	Exon 2 of 2	ENSP00000317177.3	Q8N2A8
	ENSG00000264187	ENST00000427497.3	TSL:1	n.*522G>A		non_coding_transcript_exon	Exon 12 of 12	ENSP00000394249.3	J3QW42
	ENSG00000264187	ENST00000427497.3	TSL:1	n.*522G>A		3_prime_UTR	Exon 12 of 12	ENSP00000394249.3	J3QW42

Frequencies

GnomAD3 genomes Cov.: 32

GnomAD4 exome AF: 6.84e-7 AC: 1 AN: 1461894 Hom.: 0 Cov.: 31 AF XY: 0.00000138 AC XY: 1 AN XY: 727248

⚠️ The allele balance in gnomAD version 4 Exomes is significantly skewed from the expected value of 0.5.

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: 39700

South Asian (SAS) AF: 0.00 AC: 0 AN: 86258

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53420

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5768

European-Non Finnish (NFE) AF: 8.99e-7 AC: 1 AN: 1112012

Other (OTH) AF: 0.00 AC: 0 AN: 60396

⚠️ The allele balance in gnomAD4 Exomes is highly skewed from 0.5 (p-value = 0), which strongly suggests a high chance of mosaicism in these individuals.

GnomAD4 genome Cov.: 32

Alfa AF: 0.00 Hom.: 0

Bravo AF: 0.00000756

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.42
CADD	Benign	12
DANN	Benign	0.88
PhyloP100		0.96
RBP_binding_hub_radar		0.0
RBP_regulation_power_radar		1.7

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: rs373555063; hg19: chr17-17106345;