13-110622235-G-A

Variant names:

• chr13-110622235-G-A
• rs150482005
• NM_001242882.2:c.66G>A

Variant summary

Our verdict is Likely benign. The variant received -5 ACMG points: 0P and 5B. BP4_Strong BP7

The NM_001242882.2(NAXD):​c.66G>A​(p.Ser22Ser) variant causes a synonymous change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.00000959 in 1,460,066 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. Synonymous variant affecting the same amino acid position (i.e. S22S) has been classified as Likely benign.

• Frequency:
  • Genomes: not found (cov: 33)
  • Exomes 𝑓: 0.0000096 (0 hom.)
• Consequence: NAXD NM_001242882.2 synonymous
• Clinical Significance: Not reported in ClinVar
• Conservation: PhyloP100: -1.46
• Publications: 0 publications found

Genes affected

NAXD (HGNC:25576): (NAD(P)HX dehydratase) Enables ATP-dependent NAD(P)H-hydrate dehydratase activity. Predicted to be involved in metabolite repair. Predicted to be located in cytosol; endoplasmic reticulum; and mitochondrion. [provided by Alliance of Genome Resources, Apr 2022]

NAXD Gene-Disease associations (from GenCC):

• NAD(P)HX dehydratase deficiency

  Inheritance: AD, AR Classification: DEFINITIVE, MODERATE Submitted by: Ambry Genetics, Baylor College of Medicine Research Center
• mitochondrial disease

  Inheritance: AR Classification: DEFINITIVE Submitted by: ClinGen

ACMG classification

Our verdict: Likely_benign. The variant received -5 ACMG points.

• BP4: Computational evidence support a benign effect (BayesDel_noAF=-0.77).
• BP7: Synonymous conserved (PhyloP=-1.46 with no splicing effect.

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001242882.2. 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
	NAXD	NM_001242882.2	MANE Select	c.66G>A	p.Ser22Ser	synonymous	Exon 2 of 10	NP_001229811.1	A0A7P0T9D8
	NAXD	NM_018210.4		c.120G>A	p.Ser40Ser	synonymous	Exon 2 of 10	NP_060680.2	Q8IW45-2
	NAXD	NM_001242881.2		c.120G>A	p.Ser40Ser	synonymous	Exon 2 of 10	NP_001229810.1	Q8IW45-1

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	NAXD	ENST00000680254.1	MANE Select	c.66G>A	p.Ser22Ser	synonymous	Exon 2 of 10	ENSP00000505619.1	A0A7P0T9D8
	NAXD	ENST00000309957.3	TSL:2	c.120G>A	p.Ser40Ser	synonymous	Exon 2 of 10	ENSP00000311984.2	Q8IW45-2
	NAXD	ENST00000679389.1		c.66G>A	p.Ser22Ser	synonymous	Exon 2 of 10	ENSP00000505318.1	A0A7P0T906

Frequencies

GnomAD3 genomes Cov.: 33

GnomAD2 exomes AF: 0.00 AC: 0 AN: 249842 AF XY: 0.00

Gnomad AFR exome AF: 0.00

Gnomad AMR exome AF: 0.00

Gnomad ASJ exome AF: 0.00

Gnomad EAS exome AF: 0.00

Gnomad FIN exome AF: 0.00

Gnomad NFE exome AF: 0.00

Gnomad OTH exome AF: 0.00

GnomAD4 exome AF: 0.00000959 AC: 14 AN: 1460066 Hom.: 0 Cov.: 31 AF XY: 0.0000138 AC XY: 10 AN XY: 726276

African (AFR) AF: 0.00 AC: 0 AN: 33448

American (AMR) AF: 0.00 AC: 0 AN: 44574

Ashkenazi Jewish (ASJ) AF: 0.00 AC: 0 AN: 26086

East Asian (EAS) AF: 0.00 AC: 0 AN: 39678

South Asian (SAS) AF: 0.0000465 AC: 4 AN: 85958

European-Finnish (FIN) AF: 0.00 AC: 0 AN: 53252

Middle Eastern (MID) AF: 0.00 AC: 0 AN: 5758

European-Non Finnish (NFE) AF: 0.00000810 AC: 9 AN: 1111000

Other (OTH) AF: 0.0000166 AC: 1 AN: 60312

GnomAD4 genome Cov.: 33

Alfa AF: 0.00 Hom.: 0

Bravo AF: 0.00000378

ClinVar

Not reported in ClinVar

Computational scores

Source: dbNSFP v4.9

Name	Calibrated prediction	Score	Prediction
BayesDel_noAF	Benign	-0.77
CADD	Benign	0.083
DANN	Benign	0.44
PhyloP100		-1.5

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: rs150482005; hg19: chr13-111274582;